Hitachi MK-96RD617-08 manual

MK-96RD617-08 Hit achi Universal S t orage Plat form V Hit achi Universal S t orage Plat form VM Hitachi Performance Manager User’s Guide Performance Monitor and Server Priority Manager F AS T F IN D L IN K S Document Organization Product Version Getting Help Contents[...]

ii Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Copyright © 2008 Hitachi Data Systems Corporation, ALL RIGHTS RESERVED Notice: N o part of this publicat ion may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopyi ng and recording, or stored in a datab[...]

Contents iii Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Contents Preface .................................................................................................. vii Overview of Perf ormance Manager ........................................................ 1-1 About Performance Ma nager Operat[...]

iv Contents Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Using the Performa nce Manager GUI ..................................................... 4-1 Performance Mo nitor Window ..................................................................... 4-2 Performance Management Window, Phys ical Ta b .......[...]

Contents v Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Setting a Threshold................................................................................... 6-16 Monitoring All Traffic be tween HBAs and Port s ............................................ 6-18 Analyzing Traffi c Statis tics ............[...]

vi Contents Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e[...]

Preface vii Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Preface This document describes and provides instructions for using the following Performance Manager software for perf orming operations on the Hitachi Universal Storage Platform V and Hitachi Universal Storage Platform VM (USP V/VM) storage syste[...]

viii Preface Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Intended Audience This document is intended for system administrators, Hitachi Data Systems representatives, and Authorized Serv ice Prov iders who are involved in installing, configuring, and operating th e Hita chi Universal Storage Platform V a[...]

Preface ix Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Revision Date Description MK-96RD617-07 March 26 2008 Revision 7, supersedes and repl aces MK-96RD617-06 MK-96RD617-08 May 2008 Revision 8, supersedes and repl aces MK-96RD617-07 Source Documents for this Revision • MK-96RD617-08d-RSD-V03 Changes [...]

x Preface Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Referenced Documents Hitachi Universal Storage Platform V/VM: • Hitachi Compatible Mirroring for IBM FlashCopy User’s Guide , MK-96RD614 • Hitachi Copy-on-Write Snapshot User’s Guide , MK-96RD607 • Hitachi Dynamic Provisioning User's G[...]

Preface xi Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Convention Description | vertical bar Indicates that you have a choice b etween two or more options or arguments. Examples: [ a | b ] indicates that you can choose a, b, or nothi ng. { a | b } indicates tha t you must choose eith er a or b. underlin[...]

xii Preface Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Getting Help If you need to call the Hitachi Data Systems Support Center, please provide as much information about the problem as possible, including: • The circumstances surrounding the error or failure. • The content of any error message(s) d[...]

1 Overview of Performance Manager 1-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Overview of Performance Manager The Hitachi Universal Storage Platform V and Hitachi U niversal Storage Platform VM (herein after referre d to as USP V/VM) includes a suite of performance management software products that [...]

1-2 Overview of Performance Manager Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Performance Monitor Performance Monitor lets you obtain usage statistics about physical hard disk drives, volumes, processors or ot her resources in your storage system. Performance Monitor also lets you obtain statistics ab[...]

Overview of Performance Manager 1-3 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Server Priority Manager Server Priority Manager lets you tune the system to provide high-priority hosts with relatively higher throughput. Server Prio rity Manager can prevent production servers from suffering l owered perfo[...]

1-4 Overview of Performance Manager Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e A nalyze d ata for l ow pe rforman ce, conduct tr end a nalysis, e tc. Use Pe rformanc e Mo nitor t o gather system usag e statisti cs. Is work load balancin g requir ed? Turn Mo nitoring O ptions (Lo ng Range or Shor t Rang[...]

2 About Performance Manager Options 2-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e About Performance Manager Operations This chapter gives an overview of performance manager operations.  Components  Overview of Performance Monitor  Overview of Server Priority Manager  Overview of Export Too[...]

2-2 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Components To be able to use Performance Manager, you need: • The USP V/VM storage system. • The Performance Manager program products (At minimum, Performance Monitor is required. Server Priorit y Manager is optional).[...]

About Performance Manager Options 2-3 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Overview of Performance Monit or Performance Monitor tracks your storage system and lets you obtain statistics about the following: • resources in your storage system • workloads on disk and ports If your system encoun[...]

2-4 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Performance Management window can display the statistics within the range of the storing periods above. You ca n specify a part of the s toring period to display the statistics on the lists and graphs of Performance Monito[...]

About Performance Manager Options 2-5 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Volume Usage St atistic s Performance Monitor displays the average and maximum usage, including sequential and random access, of each volume (LDEV) in a parity group. The volume usage is the time in use (sequential and ran[...]

2-6 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e External Volume Usage Statistic s An external volume is a volume existing in an external storage system that is mapped to a volume in the USP V/VM st orage system using Universal Volume Manager. Performance Monitor can mon[...]

About Performance Manager Options 2-7 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The information in the table does not apply to the USP VM storage system because USP VM has only one pair of DKA. If you are using USP VM and you want to know usage rates of DKPs, chec k the usage rate of each parity group[...]

2-8 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Cluster Disk Adapter Disk Processor Migrating Volumes in U SP V S torage System 1 DKA-1KL DKP74-1KL DKP75-1KL DKP76-1KL DKP77-1KL Migrate volumes from parity groups with th e following IDs to another parity group: 10-X 18-[...]

About Performance Manager Options 2-9 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Volume Migration cannot estimate DKP usage, and may not pro vide any performance improvement for cases in which DKP usage values va ry only slightly or for cases in which overall DRR usage values are relatively high. Volum[...]

2-10 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Access Path Usage Statistics An access path is a path through which data and commands are transferred within a storage system. In a storage system, channel adapters control data transfer betw een hosts and the cache memor[...]

About Performance Manager Options 2-11 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Hard Disk Drive Workload Statist ics If particular hard disk drives or data are heavily accessed, system performance might deteriorate. Performance Monitor lets you view statistics about parity groups and logical devices [...]

2-12 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Apart from the items listed above, Performance Monitor also displays additional information about hard disk drive workloads. For details on how to view workload statistics about hard disk drives, see Monitoring Hard Disk [...]

About Performance Manager Options 2-13 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Traffic between HBAs an d Storage System Ports Host bus adapters (HBAs) are adapters contained in hosts. HBAs, which serve as ports on hosts, are connected to ports on the storage system. If Server Priority Manager is ena[...]

2-14 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Server Priority Manager allows you to limit the number of I/Os requests fro m development servers to the storage sy stem. Server Priority Manager also allows you to limit the size of data that should be transferred betwee[...]

About Performance Manager Options 2-15 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Overview of Ex port T ool The Export Tool enables you to export monitoring data (i.e., statistics) that can display in the Performance Management window to text fil es. The Export Tool also enables you to export monitorin[...]

2-16 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Notes: When you run the Export Tool, text files a re usually compressed in a ZIP- format archive file. To be able to open a text file, you must use decompress the ZIP file to extract the text files. Text files are in CSV [...]

About Performance Manager Options 2-17 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Interoperability with Other Products Performance Monitor Keep the following in mind while viewing Performance Management windows. • User types If the user type of your user ID is storage partition administrator , the fu[...]

2-18 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – If I/O workloads between hosts and the storage system become heavy, the storage system gives higher priority to I/O processing than monitoring processing, therefore, a part of monitoring data might be missing. In case[...]

About Performance Manager Options 2-19 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • I/O rates and transfer rates. Server Priority Manager runs based on I/O rates and transfer rates measured by Perfor mance Monitor. Performance Monitor measures I/O rates and transfer rates every second, and c alculate[...]

2-20 About Performance Manager Options Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • Note on using the remote copy functions: When the remote copy functions (TrueCopy, TrueCopy for IBM z/OS, Universa l Replicator, and Universal Replicator for IBM z/OS) are used in your environment, Server Priority Man[...]

3 Preparing for Performance Manager Operati ons 3-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Preparing for Performance Manager Operations This chapter explains the preparations for performance manager operations.  System Requirements  Storage Partition Administrators Limitations[...]

3-2 Preparing for Performance Manager Op erations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e System Requirements To use Performance Manager, you need: • USP V/VM storage system • Performance Manager software (Server Priority Manager is optional, but Performance Monitor is required) • A Web client[...]

Preparing for Performance Manager Operati ons 3-3 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Storage Partition Administrators Limit at ions If your user ID is of th e storage partition administrator type, you can use only Performance Monitor and the Export Tool among Performance Manager programs. Serve[...]

3-4 Preparing for Performance Manager Op erations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The TC Mo ni t or window , TCz Moni t or window , UR Mon i to r w in dow , U Rz Monito r wi nd o w , and t he Moni t or i ng Opt i on s window are no t di s pl ayed. The WWN tab i s not dis pl ayed. Th e tr ee [...]

Preparing for Performance Manager Operati ons 3-5 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Export Tool Limitations The Export Tool functions which are lim ited when you l ogged in as a storage partition administrator are as follows: • Only the monitoring data about SLPR allocated to the user ID can[...]

3-6 Preparing for Performance Manager Op erations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e[...]

4 Using the Performance Manager GUI 4-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Using the Performance Manager GUI This chapter explains performance manager windows.  Using the Performance Monitor Windows  Using the Server Priority Manager Windows[...]

4-2 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Using the Performance Monitor Windows This chapter describes Performance Management windows and operations. This chapter explains in the following order: each window of Performance Monitor, the procedure for starting and s[...]

Using the Performance Manager GUI 4-3 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Performance Management Window, Physical Tab When you click Go , P erformance Manager and then Performance Management on the menu bar of the Storage Navigator main window, Performance Monitor starts and the Performance Mana[...]

4-4 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • Gathering Interval indicates the interval of collecting statistics in short range monitoring. For example, if the number of the CUs to be monitored is 64 or less, and 1 min. is displayed and shortrange is selected as t[...]

Using the Performance Manager GUI 4-5 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e When you specify dates and time in From and To , Performance Monitor calculates the length of the specified period and displays the calcula ted length. The length of the period is displayed in da ys when you select longran[...]

4-6 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The parity group icon ( ) can represent a single parity group. The parity group icon can also represent two or more parity groups that are concatenated. If two or more parity groups are concatenated, volumes can be striped[...]

Using the Performance Manager GUI 4-7 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – N/M list: The N displays the number of t he current page. The M displays total number of pages. Use the list to choose the number o f the page to display. – Next button allows you to display the next 4,096 resources.[...]

4-8 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e If you select an item to be displayed from t he list before clicking Draw , the graph shows the selected item. After drawing, if you select another item from the list, the graph will be updated without re-clicking Draw . D[...]

Using the Performance Manager GUI 4-9 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The usage statistics for a same term might be slightly di fferent between selecting shortrange and longrange because the monitoring precision of these two interval types differs. For details on the types of storing period [...]

4-10 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • When Monitoring Switch is Enab le , Performance Monitor is monitoring the storage system (a Disable setting indicates that the system is not being monitored). • Gathering Interval displays a number between 1 and 15 [...]

Using the Performance Manager GUI 4-11 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • In the Monitoring Data area, the list on the upper rig ht of the list specifies the type of statistics to be displayed in the window. If you want to view I/O rate, select IOPS (I/Os per second) from the list. If you w[...]

4-12 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e For example, if the parity group icon ( ) indicates a single parity group 1- 3 , the text 1-3 appears on the right of the icon. If the parity gro up icon indicates two or more parity groups that are connected together, al[...]

Using the Performance Manager GUI 4-13 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • The line graph illustrates changes in the I/O rate, the t ransfer rate, etc. The vertical axis indicates the usage rates (in percentage). The horizontal axis indicates dates and/or times. If you select connected parit[...]

4-14 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e When you draw a graph, use the Detail che ck box to illustrate the desired information and the Chart Y Axis Rate list to arrange the graph as you like. Figure 4-7 Chart Y Axis Rate List and Detail Check Box (LDEV Tab) Use[...]

Using the Performance Manager GUI 4-15 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Port-LUN Tab of the Performance Monitor Window When you click Go , P erformance Manager and then Performance Management on the menu bar of the Storage Navigator main window, Performance Monitor starts and the Performance [...]

4-16 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • Gathering Interval indicates that the statistics are collected at the interval displayed here. If the number of the CUs monitored is 64 or less, the value between 1 and 15 appears as a gathering interval b y minutes. [...]

Using the Performance Manager GUI 4-17 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e When you select the Real Time option, use the list to select the number of recent collections of statistics which should be displayed in the graph. You can select the number of times from 5 or 90. This setting determines [...]

4-18 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The SPM button is deactivated in real-time mode. To start Server Priority Manager, activate the From and To boxes and release Performanc e Monitor from real-time mode. • If the Current Control label displays Port Contro[...]

Using the Performance Manager GUI 4-19 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The graph displays detailed statistics about workloads on the port selected in the list. For details on the graph, see Viewing Port Workload Statistics. – When you select LUN ( )in the tree and select a LUN (an address [...]

4-20 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Viewing Workload Statistics on LU Paths When you select LUN ( ) in the tree, select a LUN in the list, click Draw , and then select Detail , the graph displays detailed statistics about workload on the LU paths. The detai[...]

Using the Performance Manager GUI 4-21 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e WWN Tab of the Perfor mance Monitor Window When you click Go , P erformance Manager and then Performance Management on the menu bar of the Storage Navigator main window, Performance Monitor starts and the Performance Mana[...]

4-22 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • When Monitoring Switch is Enab le , Performance Monitor is monitoring the storage system (a Disable setting indicates that the system is not being monitored). • Gathering Interval indicates that the statistics are c[...]

Using the Performance Manager GUI 4-23 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e When you select the Real Time option, use the list to select the number of recent collections of statistics which should be displayed in the graph. You can select the number of times from 5 or 90. This setting determines [...]

4-24 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • The line graph illustrates changes in the I/O rate or the transfer rate. The vertical axis indicates the usage rates (in percentage). The horizontal axis indicates dates and/or times. When the graph displays I/O rates[...]

Using the Performance Manager GUI 4-25 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Monitoring Options Window When you click Go , P erformance Manager and then Performance Management on the menu bar of the Storage Navigator main window, Performance Monitor starts. When you click the Monitoring Options ta[...]

4-26 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Figure 4-13 Monitoring Options Window of Performanc e Monitor The Monitoring Switch area in the Monitoring Optio ns window contains the following items: • Current Status Select Enable to start obtaining statistics from [...]

Using the Performance Manager GUI 4-27 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e This option is effective only for: – Statistics displayed in the LDEV , Port-LUN , and WWN tabs – Statistics displayed in the Physical tab with selecting shortrange for the storing period When viewing the Physical tab[...]

4-28 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 4-4 Relationship between the Display of a Cell and the CU Status in the CU Table CU Exists CU Monitoring Status Letter Displayed in The Cell CU is being monitored S: in black CU is to be released from monitor ing R [...]

Using the Performance Manager GUI 4-29 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e This storing period is the range of display in the Performance Management windows. When you specify one minute for the gathering interval like the example above, Performance Monitor can display the s tatistics for one day[...]

4-30 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • URz Monitor window This window displays the information about remote copy operation of Universal Replicator for IBM z/OS. The contents in this window are the same as those of the Usage Monitor window of Universal Repl[...]

Using the Performance Manager GUI 4-31 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Figure 4-14 Port Tab in the Server Priority Manager Window The Port tab displays the following: • Current Control Status can display either Port Control or WWN Control . – If Port Control is displayed, the system is c[...]

4-32 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e If you change settings of a port, that port remains in the list regardless of the selection in the list. • The list near the upper left corner of the Port tab allow s you to change the type of performance statistics to [...]

Using the Performance Manager GUI 4-33 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The IOPS column lets you specify the upper limit for I/O rates. The MB/s column lets you specify the uppe r lim it for transfer rates. To specify an upper limit, double-click a cell to display the cursor in the cell. If y[...]

4-34 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e WWN Tab of the Server Pr iority Manager Window The WWN tab lets you set the limit on the performance of non-prioritized WWNs and set the threshold on the performance of pri oritized WWNs. For operations in this tab, see W[...]

Using the Performance Manager GUI 4-35 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • The list near the upper right corner of the Server Priority Manage r window enables you to narrow WWNs (host bus adapters) in the list: – If All is selected, all the WWNs appear in the list. – If Prioritize is sel[...]

4-36 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – If you double-click an SPM group, host bus a dapters in that group are displayed in the tree. the WWN and SPM name are displayed to t he right of the host bus adapter icon ( ). If the WWN of a host bus adapter (HBA) i[...]

Using the Performance Manager GUI 4-37 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – The WWN column indicates WWNs of host bus adapters. This column does not appear when you select the Subsystem folder in the lo wer- left tree. – The SPM Name column indicates SPM names of host bus adapters. Server P[...]

4-38 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – The Attribute column indicates the priority of each WWN. Prio. indicates a prioritized WWN. Non-Prio. indicates a non-prioritized WWN. For details on how to change the priority, see Setting Priority for Host Bus Adapt[...]

Using the Performance Manager GUI 4-39 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Even if you use the diff erent type of rate ( IOPS or MB /s ) for the threshold as that used for the upper limit valu es of the non-prioritized WWNs, the threshold control can work for all the WWNs. In the WWN tab, you ca[...]

4-40 Using the Performance Manager GUI Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e[...]

5 Performance Monitor Operations 5-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Performance Monitor Operations This chapter explains the following performance monitor operations:  Overview of Performance Monitor Operation s  Monitoring Resources in the Storage System  Monitoring Hard Disk Driv[...]

5-2 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Overview of Performance Monit or Op erat ions This section briefly describes how to use Performance Monitor to monitor the storage system. Start Monitoring To start monitoring the storage system, you start Performance Monitor[...]

Performance Monitor Operations 5-3 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Figure 5-1 Monitoring Options Window of Performance Monitor To start monitoring, select Enabl e for the Current Status option in Monitoring Switch , and specify the Gathering Interval option to set the interval for collecting[...]

5-4 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Moreover, the resource usage in the storage system can also be stored in a long range up to 3 months. In t his case, however, the gathering interval is fixed to 15 minutes regardless of the value set for the Gathering Interva[...]

Performance Monitor Operations 5-5 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The information you can view by selecting each tab for the tree is explained below. • Physical tab Enables you to view usage statistics about resources in the storage system. • LDEV tab Enables you to view statistics abou[...]

5-6 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Starting and Stopping S torage System Monitoring To monitor the storage system, start Performance Monitor at fi rst and then start obtaining statistics. You can also stop the monitoring from Performance Monitor. Each procedur[...]

Performance Monitor Operations 5-7 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Note: When statistics are collected, a heavy workload is likely to b e placed on servers. Therefore, the clie nt processing might slow down. To stop monitoring the storage system: 1. Start Performance Monitor and select the M[...]

5-8 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Monitoring Resources in the Storage System This section describes how to view usage statistics about resources in the storage system. Before taking the following steps, you need to start monitoring in accordance with the proc[...]

Performance Monitor Operations 5-9 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 5. To display a graph illustrating change s in usage rate fo r parity groups, select the desired parity groups in the list and then click Draw . Note: The range of monitoring and the gathering interval affects the time period[...]

5-10 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Viewing Usage Statistic s on Vo lumes in Parity Groups Performance Monitor monitors volumes in parity groups and lets you view the average and the maximum usage rate in a specified period. Performance Monitor also displays a[...]

Performance Monitor Operations 5-11 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Notes: The list displays up to a maximum of 4,096 resources at a time. If the number of resources exceeds 4,096, use Previous and Next to display the remaining resources. If you change the date and time i n the From and To b[...]

5-12 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Note: • It is possible that the sum of the usage rate for each volume in a parity group is not equal to the usage rate for that parity gro up (see Viewing Usage Statistics on Vol umes in Parity Groups ). This is because th[...]

Performance Monitor Operations 5-13 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e For example, if the Ave. (Total) box for the volume 0:01 displays "20 -> 18", the average usage rate of the pari ty gr oup that the volume belongs to is 20 percent. If the volume were mi grated out of t he parit[...]

5-14 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Viewing Usage Statistic s on External Vo lume Groups Performance Monitor monitors external volume groups and lets you view the usage statistics of external volume grou ps in a specified period. Performance Monitor also displ[...]

Performance Monitor Operations 5-15 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Note: If the CU is not the monitoring target, all items in the row are displayed in italics. If you want to monitor those items, specify t he CU as the monitoring target by using the Monitoring Option window. The list displa[...]

5-16 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Viewing Usage Statistic s on External Vo lumes in External Volume Groups Performance Monitor monitors external volumes in external volume groups and lets you view the usage statisti cs of external volumes. Performance Monito[...]

Performance Monitor Operations 5-17 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Note: The range of monitoring and the gathering interval affects the time period represented by a graduation on the horizontal axis. Figure 5-6 Example of External Volume Usage Rates Displayed Note: If the CU is not the moni[...]

5-18 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Viewing Usage Statistic s on Channel Processors Performance Monitor monitors channel processors in each channel adapter and lets you view the average and the maxi mum usage ra te in a specified period. Performance Monitor al[...]

Performance Monitor Operations 5-19 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Figure 5-7 Example of Channel Processors Usage Rates Displayed The list displays the following items: • : When the green checkmark icon is displayed on the left of a cha nnel processor, the graph illustrates changes in usa[...]

5-20 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Note: If you change the date and time in th e From and To boxes and then click Apply , Performance Monitor recalculates usage rates and updates information in the list. To change the date and time in From and To boxes, use t[...]

Performance Monitor Operations 5-21 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Viewing Usage Statistic s on Data Recovery and Reconstruction Processors Performance Monitor tracks data reco very a nd reconstruction processors (DRRs) and lets you view the average and the maximum usage rate in a specified[...]

5-22 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The list displays the following items: • : When the green checkmark icon is displayed on the left of a DRR, the graph illustrates changes in usage rate for the DRR. • ID: This column displays ID numbers for DRRs. • Usa[...]

Performance Monitor Operations 5-23 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 5. If you want to display a graph illustrati ng changes in the write pending rate or in usage statistics about the cache memory, select the row of the write pending rate in the list and then click Draw . The range of monitor[...]

5-24 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Figure 5-11 Example of Write Pe nding Rate and Cache Usage Rate Displayed The list displays the following items: • : When the green checkmark icon is displayed on the left of the w rite pending rate, the graph illustrates [...]

Performance Monitor Operations 5-25 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 3. In the list above the tree, select the storing period of statistics fro m longrange and shortrange for display. For details on the types of storing period of statistics, see Understanding Statistical Storage Ra nges. When[...]

5-26 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Paths between cache switches and cache memory: Figure 5-12 Examples of Usage St atistics Displayed in the List • : When the green checkmark icon is displayed on the left of the access path, the graph illustrates changes in[...]

Performance Monitor Operations 5-27 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • For a read I/O, when the requested data is already in cache, the operation is classified as a read hit . • For a write I/O, when the requested data is already in c ache, the operation is classified as a write hit . Thi[...]

5-28 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Notes: The list displays up to a maximum of 4,096 resources at a time. If the number of resources exceeds 4,096, use Previous and Next to display the remaining resources. If you change the date and time i n the From and To b[...]

Performance Monitor Operations 5-29 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e I/O rate for parity groups or exte rnal v olume groups (When the Box 1 folder is selected): I/O rate for volumes: Figure 5-13 I/O Rates for Disks Notes: • It is possible that the I/O rate for a parity group or an external [...]

5-30 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • Read : Indicates the number of read re quests to the pa rity group, the external volume group, or the volume per second. • Write : Indicates the number of write requests to the parity g roup, the external volume group,[...]

Performance Monitor Operations 5-31 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Notes: • If you select the Subsystem folder, the list displays all parity groups and external volume groups. To narrow the number of groups to be displayed in the list, select a Box folder. For example, if you select the B[...]

5-32 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Caution: If more than one parity g roup or volume is selected in the list, you cannot select the Detail check box to view detailed information. Transfer rate for parity groups and external volume groups (When the Subsystem f[...]

Performance Monitor Operations 5-33 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • : When the green checkmark icon is displayed on the left of an it em, the graph displays workload statistics about the parity group, the external volume group, or the volume. • PG : Indicates the parity group ID or th [...]

5-34 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Monitoring Ports Performance Monitor monitors ports on the storage system and measures I/O rates (that is, the number of I/Os per second) and trans fer rates (that is, the size of data transferred per second). This section d[...]

Performance Monitor Operations 5-35 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – If you select a port (for example, and ) in the tree, the list displays I/O rates for all the host bus adapters connected to the selected port=. – If you select a host group ( ) in the tree, the list displays I/O rates[...]

5-36 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e I/O rates for host bus adapters in a host group (When a host group ( )is selected): Figure 5-15 I/O Rates for Ports The list displays the following: • : When the green checkmark icon is displayed on the left of an it em, t[...]

Performance Monitor Operations 5-37 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Note: In the list of Port-LUN tab, two types of aliases appear for host bus adapters: SPM name and nickname. If yo u select a port icon in the tree, SPM names defined by Server Pri ority Manager appear. If you select a host [...]

5-38 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – If you select a port (for example, and ) in the tree, the list displays transfer rates for all the host bus adapters connected to the selected port. – If you select a host group ( ) in the tree, the list displays trans[...]

Performance Monitor Operations 5-39 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Transfer rate for host bus adapters connected to a specified port (When a port ((for example, and ) is selected): Transfer rates for host bus adapters in a host group(When a host group ( )is selected): Figure 5-16 Transfer R[...]

5-40 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • Response Time: This column indicates the time for replying from the port or host bus adapter when I/O accesses are made from the host to them. The unit is milliseconds. The average response time in the period specified a[...]

Performance Monitor Operations 5-41 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Monitoring LU Paths Performance Monitor monitors LU paths and measures I/O rates (that is, the number of I/Os per second) and transfer rates (that is, the size of data transferred per second). This section describes how to v[...]

5-42 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 7. If you want to display a graph to find out how the I/O rate has been changed, take the following steps: a. In the list, select one or more LUNs. b. Click Draw . Note: If the graph does not display change s in the I/O rate[...]

Performance Monitor Operations 5-43 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • Response Time : This column indicates the time for replying from the LU paths when I/O accesses are made from the host to the LU paths. The unit is milliseconds. The average response time in the peri od specified at Moni[...]

5-44 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 8. If you want to view more detailed in formation in the graph, select the Detail check box at the lowe r right of the list. The graph content s change as described in Table 4-3. Note: If more than one row is selected in the[...]

Performance Monitor Operations 5-45 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Monitoring Paths between Host Bus Adapters and Ports If Server Priority Manager is enab led, Performance Monitor can be used to monitor paths between host bus adapters (HBAs) in host servers and ports on the storage system. [...]

5-46 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 5. In the tree, do one of the following: – To view the I/O rate fo r host bus adapters in an SPM group, select the SPM group. The list on the right displays the I/O rate. – To view the I/O rate fo r host bus ad apters th[...]

Performance Monitor Operations 5-47 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e I/O rate at each SPM group (Displayed when the Subsystem folder is selected): I/O rate at each port connected to a specified host bus adapter (Displayed when a host bus adapter is selected): Figure 5-19 I/O Rates for Host Bu[...]

5-48 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Viewing Transfer Rates between HBAs Performance Monitor monitors traffic between HBAs in the hosts a nd ports on the storage system, and measures transf er rates (that is, the size of data transferred in one second). To view[...]

Performance Monitor Operations 5-49 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e b. Click Draw . Notes: • If the graph does not display cha nges in the transfer rate (for example, if the line in the graph runs vertic ally), it is recommended that you change the value in the Chart Y Axis Rate list. For [...]

5-50 Performance Monitor Operations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • WWN: Indicates WWNs of host bus adapters. • SPM Name: Indicates SPM names of host bus adapters. Server Priority Manager allows you assign an SPM name to each host bus adapter so that you can easily identify each host b[...]

6 Server Priority Manager Operation 6-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Server Priority Manager Operation This chapter explains the following server priority mana ger operations:  Overview of Server Priority Manager Operations  Port Tab Operations  WWN Tab Operations[...]

6-2 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Overview of Server Priority Manager Operations Procedures for using Server Priori ty Manager depend on connection between host bus adapters and storage system ports. If one-to-one connections are estab lished between host [...]

Server Priority Manager Operation 6-3 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e If One-to-One Connections Link HBAs and Ports Figure 6-1 shows an example of a network in which each host bus adapter is connected to only one port on the storag e system (Henceforth, this network is referred to as network[...]

6-4 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Prio. indicates a pr ioritized port. Non-Prio. indicates a non- prioritized p ort. Figure 6-2 Priority Specified in the Server Prio rit y Manager Window 2. Monitor traffic at ports. You must obtain statistics about traffic[...]

Server Priority Manager Operation 6-5 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 3. Set an upper limit to traffic at the non-prioritized port. To prevent decline in I/O rates at prioritized ports, you set upper limit values to the I/O rate for non-prioritized ports. When you set an upper limit for the [...]

6-6 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e If Many-to-Many Connections Link HBAs and Ports Figure 6-4 gives an example of a network in which a pro duction server and a development server are connected to th e storage system (Henceforth, this network is referred to [...]

Server Priority Manager Operation 6-7 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The resulting definitions on the window are as follows: Figure 6-5 Specifying Host Bus Adapters to be Monito r ed For more detailed instruction, see Setting Priority for Ports on the Storage System. Server Priority Manager[...]

6-8 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Note: Throughout this manual, the term prioritized WWN to refers to a high-priority host bus adapter (for example, wwn01). The term non- prioritized port refers to a low-priority host bus adapter (for example, wwn02 and ww[...]

Server Priority Manager Operation 6-9 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 400 I/O rate （ IO/s ） 200 time 100 300 prioritized W W N （ wwn 01 ） non-prioritized W W N （ w wn0 2 an d ww n03 ） Figure 6-7 Traffic at Ports 5. Set an upper limit to traffic between ports a nd the non-prioriti[...]

6-10 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 6. Check the result of applying upper limit values. After a pplying upper limit values, you must measure traffic at ports. View traffic statistics for the prioritized WWN to check whether the host performance is improved [...]

Server Priority Manager Operation 6-11 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 6-1 Relationship between the Thresholds of the Prio ritized WWN and the Upper Limits of the Non-priorit ized WWN Threshold Settings A Number Other Than Zero Is Set to The Upper Limit of The Non-prioritized WWN Zero [...]

6-12 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 4. Click SPM . The Server Priority Manager window is displayed. – Use the Port tab if one-to-one connection is established between host bus adapters and storage system ports. For details on operations in the Port tab, s[...]

Server Priority Manager Operation 6-13 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Port Tab Operations If one-to-one connections are establis hed between host bus adapters (HBAs) and storage system ports, use the Port tab in the Server Priority Manager window to do the following: • Analyze traffic sta[...]

6-14 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – To analyze I/O rates, select IOPS from t he list at the upper left corner of the list. – To analyze transfer rates, select MB/s from the list at the upper left corner of the list. The list displays traffic statistic[...]

Server Priority Manager Operation 6-15 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e After priority has been set, you can implement the procedure for measuring traffic (I/O rates and transfer rates) (see Starting and Stopping Storage System Monitoring) Setting Upper-Limit Values to Tr affic at Non-priorit[...]

6-16 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 6. Click Apply . The settings in the window are applied to the storage system. The upper limit value that you entered turns black. If an upper limit of the non-prioritized WWN is set to zero or nearly zero, I/O performanc[...]

Server Priority Manager Operation 6-17 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Caution: If you enter zero (0) in a cell to disable the upper limit, t he cell displays a hyphen ( - ) and the threshold for the prioritized port becomes ineffective. If the thresholds of all the priorit ized ports are in[...]

6-18 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • Set priority to host bus adapters • Set an upper limit on traffic at non-prioritized WWNs • Set a threshold, if necessary If many-to-many connections are established between host bus adapters and ports, you should[...]

Server Priority Manager Operation 6-19 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Expand the WWN list to show the WWNs of the host bus adapters that are connected to the port but are not mon itored. These host bus adapters are the same as that displayed in step 5. From that list, sel ect a WWN and spec[...]

6-20 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Figure 6-9 Add WWN Window If you add a port or host bus adapter to the storage system after the settings above, the traffics about connections to the newly added port or host bus adapter will not be monitored. In this cas[...]

Server Priority Manager Operation 6-21 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Notes: If the selected host bus adapter is co nnected to multipl e ports, when you select the host bus adapter and select the Delete WWN pop-up menu, a message will appear that asks you whether to move the host bus adapte[...]

6-22 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 5. Below the Subsystem folder in the upper-left tree, click the icon of the port whose traffic statistics you want to collect. The list displays traffic statistics (I/O rates or transfer rates) about the host bus adapters[...]

Server Priority Manager Operation 6-23 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 4. In the upper-left tree, double-click a port. 5. Double-click Monitor , which is displayed below the specified port. 6. Check to see if all the WWNs of the host bus adapters to be controlled by using Server Priority Man[...]

6-24 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Setting Upper-Limit Values for Non-Prioritized WWNs After you analyze traffic statistics about prioritized WW Ns and non-prioritized WWNs, you must set upper limit values to I/O rates or transfer rates for non- prioritize[...]

Server Priority Manager Operation 6-25 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – To limit the transfer rate of the non-prioritized WWN, double-click the desired cell in the MB/s column in Upper . Next, enter the upper limit value in the cell. In the list, either of th e IOPS cells or MB/s cells ar[...]

6-26 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 4. Select IOPS or MB/s from the All Thresholds list, and do one of the following: – To specify the threshold value by using the I/O rate, select IOPS from the list below the check box. – To specify the threshold value[...]

Server Priority Manager Operation 6-27 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Figure 6-10 Change WWN and SPM Name Window Replacing a Host Bus Adapter If a host bus adapter fails, you will need to replace the adapter with a new one. After you finish replacement, you will need to delete the old host [...]

6-28 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Grouping Host Bus Adapters Server Priority Manager allows you to creat e an SPM group to contain multiple host bus adapters. All the host bus adap ters (HBAs) in one SPM group must be of the same priority. Prioritized WWN[...]

Server Priority Manager Operation 6-29 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The settings in the window are applied to the storage system. Figure 6-11 Add New SPM Group Window Deleting an HBA from an SPM Group To delete a host bus adapter from the SPM group, take the following steps. 1. Start Serv[...]

6-30 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – To switch priority from non-prioritized to prioritized , select Non-Prio - >> Prio from the pop-up menu. 5. Click Apply . The settings in the window are applied to the storage system. Setting an Upper-Limit Valu[...]

Server Priority Manager Operation 6-31 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 5. In the Server Priority Manager window, click Apply . The settings in the window are applied to the storage system. Figure 6-12 Change Upper Limit Window Note: To confirm an upper limit value specified for each SPM grou[...]

6-32 Server Priority Manager Operation Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e 1. Start Server Priority Manager. The Server Priority Manager window is displayed. 2. Select the WWN tab. 3. In the lower-left tree, select and right-click an SPM gro up ( ). 4. Select Delete SPM Group from the pop-up men[...]

7 Using the Export Tool 7-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Using the Export Tool This chapter explains using the Export Tool.  Files to be Exported  Preparing for Using the Export Tool  Using the Export Tool  Command Reference[...]

7-2 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Files to be Exported The Export Tool allows you to save monitoring data appearing in the Performance Management window into files. The Export Tool also allows you to save monitoring data about remot e copy operations into files. The E[...]

Using the Export Tool 7-3 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Window Monitoring Data See Statistics abou t remote copy o perations by Un iversal Repli cator and Universal Replicator for IBM z/OS (for each volume (LU)) Table 7-16 Statistics abou t remote copy o perations by Un iversal Repli cator[...]

7-4 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e ZIP File CSV File Data Saved in the File PHY_Short_MPA_CSW.csv Usage rates for acce ss paths between channel adapters and cache memories in short range Usage rates for acce ss paths between d isk adapters and cache memories in short r[...]

Using the Export Tool 7-5 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e ZIP File CSV File Data Saved in the File PG_CFW_Write_IOPS.csv The number of write operatio ns in "cache-fast- write " mode pe r secon d PG_Read_Hit.csv The read hit ratio PG_Seq_Read_Hit.c sv The read hit ratio in sequent i[...]

7-6 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e ZIP File CSV File Data Saved in the File LDEV_Seq_Write_IOPS.ZI P LDEV_Se q_Write_IOPS_ x-y .csv The number of sequentia l write operations per second LDEV_Rnd_Write_IOPS.ZIP LDEV_Rnd_Write_IOPS_ x- y .csv The number of random wri te [...]

Using the Export Tool 7-7 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-5 Files with Statistics ab out Ports ZIP File CSV File Data Saved in the File Port_IOPS.csv The number of read and write operations per second at ports Port_KBPS.csv The size of data transferred per second at ports (KB/se c) P[...]

7-8 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-7 Files with Statistics a b out Volumes (LUs) ZIP File CSV File Data Saved in the File LU_IOPS.csv The number of read and write operations p er second LU_TransRate.csv The size of data transferred per second (KB/sec ) LU_Seq_R[...]

Using the Export Tool 7-9 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-9 Files with Statistics a bout Host Bus Adapters Belonging to SP M Groups ZIP File CSV File Data Saved in the File PPCGWWN_ xx _IOPS.csv The I/O rate (that is, th e number of read and write operation s per second) fo r HBAs be[...]

7-10 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-10 Files wi th Statistics abou t Remote Copy Operations by TC and TC for IBM z/OS (In the Whole Volumes) ZIP File CSV File Data Saved in the File RemoteCopy_dat.ZIP RemoteCopy.csv The following data in the who le volumes are [...]

Using the Export Tool 7-11 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e ZIP File CSV File Data Saved in the File RCLU_All_Read.csv The total number of remote read I/Os RCLU_All_Write.csv The total number of remote write I/Os RCLU_RIO_Error.cs v The number of errors that occur during remote I/O RCLU_Initi[...]

7-12 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-12 Files wi th Statistics abou t Remote Copy Operations by TC and TC for IBM z/OS (At Volumes Contro lled by a Particular CU) ZIP File CSV File Data Saved in the File RCLDEV_All_ RIO.ZIP RCLDEV_A ll_RIO_ xx .csv The total num[...]

Using the Export Tool 7-13 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e ZIP File CSV File Data Saved in the File RCLDEV_Pair_Synchroniz ed.ZI P RCLDEV_Pair_Synchroniz ed_ xx .csv The percentage of completion of copy operations (i.e., numb er of synchro nized pairs / total number of pairs) RCLDEV_Out_o f_[...]

7-14 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-15 Files wi th Statistics abou t Remote Copy Operations by UR and UR for IBM z/OS (At Journal Groups) ZIP File CSV File Data Saved in the File URJNL_dat.ZIP URJNL_Write_Re cord.csv The number of write I/Os per second URJNL_Wr[...]

Using the Export Tool 7-15 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-16 Files wi th Statistics abou t Remote Copy Operations by UR and UR for IBM z/OS (For Each Volume (LU)) ZIP File CSV File Data Saved in the File URLU_Read_Record.csv The numb er of read I/Os per second URLU_Read_Hi t.csv The[...]

7-16 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Preparing for Using the Export Tool This section explains how to prepare for usi ng the Export Tool. Requirements for Using the Export Tool The following components are required to use the Export Tool: • a Windows computer or a UNI[...]

Using the Export Tool 7-17 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e If you specify " storage partition administrator " for the user ID, the monitoring data that can be saved and the functions of the Export Tool are limited. For details, see Using the Export Tool. For detailed informati on a[...]

7-18 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Installing the Export Tool on a UNIX Computer To install the Export Tool on a UNIX computer: 1. Create a directory on your UNIX computer. In later steps, you will install the Export Tool on the new directory. 2. Mount the Export Tool[...]

Using the Export Tool 7-19 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Using the Export Tool To be able to export monitoring data, you must prepare a command file and a batch file. This section explains how to prepare a command file and a batch file, and then explains how to run the Export To ol. • Pr[...]

7-20 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e This script specifies that you use the user ID expusr and the password passwd to log into the SVP. The login subcommand logs the specified user into the SVP. You must include the login subcommand in your command file. For detailed in[...]

Using the Export Tool 7-21 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The group subcommand specifies the type of data that you want to export. Specify a operand following group to define the type o f data to be exported. Basically, monitoring data stored in short ra nge is exported. But you can direct [...]

7-22 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e If you run the Export Tool without specifying the short-range or lo ng- range subcommand, the monitoring data in the whole storing period (data in the period displayed by the sho w subcommand) will be exported. – For detailed infor[...]

Using the Export Tool 7-23 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Java -classpath " ./lib/JSanExport.jar;./lib /JSanRmiServerSx.jar" -Xmx 536870912 - Dmd.command=comma nd.txt -Dmd.logpath=log sa nproject.getmondat.RJMdMai n  pause  Batch file for UNIX computers (runUnix.bat) #! /bin[...]

7-24 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e -Dhttp.proxyP ort=8080 -Xmx53687091 2 -Dmd.command=command.t xt -Dmd.logpath=log sanproject.ge tmondat.RJMdMain  pause  Batch file for UNIX computers (runUnix.bat) #! /bin/sh  Java -classpa th "./lib/JSanExport.j ar:./l[...]

Using the Export Tool 7-25 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e [ 2] svpip 158.21 4.135.57 Å Displays t he currently-running subcomman d [ 3] login User = expusr, Passwd = [******* *********] Å Displays the currently-running subcommand : : [ 6] group Port Å Displays t he currently-running subc[...]

7-26 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Error Message ID Cause of Error 0002 6502 Now proc essing. 0002 9000 Another use r has lock. 0003 2016 A servic e engineer is accessing th e storage system in Modify mode. 0003 2033 The SVP is not ready yet, or an internal processing[...]

Using the Export Tool 7-27 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-19 Estimate of Time Required fo r Exporti ng Files Operand for the Group Subcommand Estimated Time Remarks Port 5 minutes This estimate assu mes that the Export Too l should save statistics about 128 ports within a 24-hour pe[...]

7-28 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-20 Terminatio n Codes Re turned by the Export Tool Termination Code Meaning 0 The Export Too l finished successfully. 1 An error occurred when the set subcommand (see set subcommand) executed, because a n attempt to switch to[...]

Using the Export Tool 7-29 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Command Reference This section provides the syntax of the subcommands that you can write in your command file and the Java command that should be used in your batch file. Table 7-21 lists the subcommands explained in this section. Th[...]

7-30 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Command Syntax This section explains the syntax of subcommands that you can write in your command file. This section also explains the syntax of the Java command that should be used in your batch file. • Conventions used in this se[...]

Using the Export Tool 7-31 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e • Notes on writing script in the command file When you write a script in your command file, be aware of the following: – Ensure that only one subcommand is used in one line. – Empty lines in any command file will be ignored. ?[...]

7-32 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e svpip Subcommand Syntax svpip U { ip-address | host -name } Description The svpip subcommand specifies the IP address or the host name of the SVP. Operands ip-address Specifies the IP address of the SVP. If the SVP is managed with IP[...]

Using the Export Tool 7-33 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e retry Subcommand Syntax retry U [ time= m ] U [ count= n ] Description The retry subcommand makes settings on retries of export processing. When an internal error occurs during export processing, the Export Tool stops processing and [...]

7-34 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e login Subcommand Syntax login U userid U password Description The login subcommand uses a user ID and a password to log the specified user in the SVP. The svpip subcommand must execute before the login subcommand executes. The login [...]

Using the Export Tool 7-35 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e show Subcommand Syntax show Description The show subcommand outputs the following information to the standard output (for example, to the command prompt): – the period during which monitoring data was collected onto the SVP (storin[...]

7-36 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The show subcommand outputs the perio d from May 2, 2006, 03:12 to May 3, 2006, 03:12. Figure 7-9 Information output by the show subcommand The login command must execute before the show subcommand executes.[...]

Using the Export Tool 7-37 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e group Subcommand Syntax group U { PhyPG U [ Short | Long ] U [[ parity-group-id ] : [ parity-group-id ]][ U …]| PhyLDEV U [ Short | Long ] U [[ parity-group-id ] : [ parity-group-id ]][ U …]| PhyE xG U [[ exg-id ] : [ exg-id ]][ [...]

7-38 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Operand Window of Performance Monitor Monitoring Data Saved in the File Saved ZI P File See PhyExG Usage cond itions about external volume groups PhyExG_dat.ZIP PhyExLDEV Usage co nditions abou t external volum es PhyExLDEV_dat.ZIP P[...]

Using the Export Tool 7-39 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Operand Window of Performance Monitor Monitoring Data Saved in the File Saved ZI P File See UniversalRe plicator Statistics abou t remote copy operations by Universal R eplicator and Universal Replicator for IBM z/OS (for entire volu[...]

7-40 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Operands PhyPG U [ Short | Long ] U [[ parity-group-id ] : [ parity-group-id ]][ U …] Use this operand when you want to export statistics about parity group usage rates, which are displayed in the Physical tab of the Performance Ma[...]

Using the Export Tool 7-41 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e If parity-group-id is not specified, the monitoring data of all the volumes will be exported. PhyExG U [[ exg-id ] : [ exg-id ]][ U …] Use this operand when you want to export statistics about externa l volume groups, which are dis[...]

7-42 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e When statistics are exported to a ZIP file, the file name will be PhyProc_dat.ZIP. For details on the statistics exported by this operand, see Table 7-2. You can use the Short or Long option to select the storing period of the monito[...]

Using the Export Tool 7-43 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e PG U [[ parity-group-id|V-VOL-group-id | exg-id ] : [ parity-group-id|V-VOL-group-id | exg-id ]][ U …] Use this operand when you want to export statistics about parity groups, external volume groups, or V-VOL groups which are disp [...]

7-44 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-5. When you specify variables parity-group-id , exg-id , or V-VOL-group-id , you can narrow the range of parity gr oups , external volume groups, or V-VOL groups, whose monitoring data are to be exported. parity-group-id is a[...]

Using the Export Tool 7-45 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-5. When you specify variables port-name , you can narrow the range of ports whose monitoring data are to be exported. port-name is a port name. The colon (:) indicates a range. For example, CL3-a:CL3-c indicates ports from CL[...]

7-46 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-7. When you specify variables port-name . host-group-id , you can narrow the range of LU paths whose monitoring data are to be expo rted. port-name is a port name. host-group-id is the ID o f a host group (that is, a ho st st[...]

Using the Export Tool 7-47 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e PPCGWWN U [[ SPM-group-name ] : [ SPM-group-name ]][ U …] Use this operand when you want to export statistics about host bus adapters (WWNs) belonging to SPM groups, which are displayed in the WWN tab of the Performance Management [...]

7-48 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-9. When you specify variables SPM-group-name , you can narrow the range of SPM groups whose monitoring data are to be exported. SPM-group-name is the name of an SPM group. I f the name includes any non-alphanumeric character,[...]

Using the Export Tool 7-49 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e For example, you can specify RCLU CL1-C.01:CL2-A.01 , but you cannot specify RCLU CL2-A.01:CL1-C.01 . Also, you can specify RCLU CL1-C.01:CL1-C.03 , but you cannot specify RCLU CL1-C.03:CL1-C.01 . If port-name . host-group-id is not [...]

7-50 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-12. When you specify variables LDKC-CU-id , you can narrow the range of LDKC:CUs that control the volumes whose monitoring data are to be exported. LDKC-CU-id is an ID of a LDKC:CU. The colon (:) indicates a range. For exampl[...]

Using the Export Tool 7-51 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Ensure that the JNL-group-id value on the left of t he colon is smaller than the JNL-group-id value on the rig ht of the colon. For example, you can specify URJNL 00:05 , but you cannot specify URJNL 05:00 . If JNL-group-id is not sp[...]

7-52 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 7-16. When you specify variables port-name . host-group-id , you can narrow the range of LU paths whose monitoring data are to be expo rted. port-name is a port name. host-group-id is the ID o f a host group. The host group ID [...]

Using the Export Tool 7-53 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The following example exports statistics about three ports (CL1-A, CL1-B, and CL1-C): group Port CL1-A: CL1-C The following example exports statistics about six ports (CL1-A to CL1-C, and CL2-A to CL2-C) group Port CL1-A: CL1-C CL2-A[...]

7-54 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e short-range Subcommand Syntax short-range U [[ yyyyMMddhhmm ][{ + | - } hhmm ] : [ y yyyMMddhhmm ][{ + | - } hhmm ]] Description The short-range subcommand enables you to specify a term of monitoring data to be exported into files. U[...]

Using the Export Tool 7-55 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e S tarting time for collect ing st a t is tic s Ending time for collect ing st a t is tic s Figure 7-10 Starting and Ending Time for Collecting Monito ring Data yyyyMMddhhmm yyyyMMdd indicates the year, the month, and the day. hhmm in[...]

7-56 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e – If the time on the left is 10:15, the time on the ri ght is 20:30, and the sampling interval is 7 minutes: The time on the left will be changed to 10:14 because the last two digits of the time is not a multiple of 7 minutes. The [...]

Using the Export Tool 7-57 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e short-range 20060 1010900-0130:200601011700+ 0130 The Export Tool saves monitoring data within the ra nge of Jan. 1, 7:30- 18:30. short-range 20060 1010900-0130: The Export Tool saves monitoring data within the ra nge of Jan. 1, 7:30[...]

7-58 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e long-range Subcommand Syntax long-range U [[ yyyyMMddhhmm ][{ + | - } ddhhmm ] : [ yyyyMMddhhmm ][{ + | - } ddhhmm ]] Description The long-range subcommand enables you to specify a term of monitoring data to be exported into files. U[...]

Using the Export Tool 7-59 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e If no value is specified on the left of the colon, the starting time fo r collecting monitoring data is assumed. If no value is s pecified on the right of the colon, the ending time for collecting monitoring data is assumed. The star[...]

7-60 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Examples The examples below assume that: • the starting time for collecting monit oring data is Jan. 1, 2006, 00:00, • the ending time for collecting monitoring data is Jan. 2, 2006, 00:00. long-range 200601 010930:200601011730 T[...]

Using the Export Tool 7-61 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e The Export Tool saves monitoring data within the ra nge of Jan. 1, 7:30 to Jan. 2, 00:00.[...]

7-62 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e outpath Subcommand Syntax outpath U [ path ] Description The outpath subcommand specifies the directory to which monitoring data will be exported. Operands path Specifies the directory in which files will be saved. If the directory i[...]

Using the Export Tool 7-63 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e option Subcommand Syntax option U [ compre ss | nocompress ] U [ ask | clear | noclear ] Description The option subcommand specifies the following: • whether to compress monitoring data in ZIP files • whether to overwrite or dele[...]

7-64 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e apply Subcommand Syntax apply Description The apply subcommand saves monitoring data specified by the group subcommand into files. The login subcommand must execute before the apply subcommand executes. The apply subcommand does noth[...]

Using the Export Tool 7-65 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Notes: • Your batch files can include script that should execute when an error occurs. For information about writing such a script in your batch file, refer to Notes in Running the Export Tool. • When the set subcommand starts or[...]

7-66 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e help Subcommand Syntax help Description The help subcommand displays the online help for subcommands. If you want to view the online hel p, It is recommended that you create a batch file and a command file that are exclusiv ely used [...]

Using the Export Tool 7-67 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Operands class-path Specifies the path to the class file of the Export Tool. The path must be enclosed in double quotation marks ("). property-parameters You can specify the following parameters. A t least you must specify - Dmd[...]

7-68 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Examples The following example assumes that the computer running the Export Tool communicates with the SVP via a proxy host. In this example, the host name of the proxy host is Jupiter , and the port name of the proxy host is 8080 : [...]

Using the Export Tool 7-69 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Causes of Invalid Monitoring Data If the value of monitoring data in CSV f iles is less than 0 (zero), consider the following causes: Table 7-25 Causes of Invali d Monitoring Data Invalid Values of Monitoring Data Probable Causes The[...]

7-70 Using the Export Tool Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Invalid Values of Monitoring Data Probable Causes The monitoring data in the CSV file includes "- 5". When the CU numb er is not the moni toring target, Performance Monitor cannot obtain monitoring data fro m the CU. If the[...]

8 Troubleshooting 8-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Troubleshooting This chapter gives troubleshooting inform ation on Performance Monitor, Server Priority Manager, and Export Tool. For troubleshooting information on Storage Navigator, see the Storage Navigator User’s Guide and Storage N[...]

8-2 Troubleshooting Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Troubleshooting Performance Monitor • When the WWN of a host bus a dapter is displayed in red in the tree of the WWN tab: The host bus adapter (HBA) whose WWN is displayed in red is connected to two or more ports, but the traffic between [...]

Troubleshooting 8-3 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Troubleshooting Server Priority Manager When the WWN of a host bus a dapter is displayed in red in the lower-left tree of the WWN tab, the host bus adapter (HB A) whose WWN is displayed in red is connected to two or more ports, but the traf[...]

8-4 Troubleshooting Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Possible Problems Probable Causes and Recommended Action An error occurs and the processing stops. If the error message ID is (0001 401 1), the user is forcibly logged off and the processing stop s because th e Expor t Tool did not issue an[...]

Troubleshooting 8-5 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Table 8-2 Messages Issued by the Export Tool Possible Problems Probable Causes and Recommended Action Connection to the server has not been established. Connection to the server has not been e stablished. Use th e login subcommand. Executio[...]

8-6 Troubleshooting Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Possible Problems Probable Causes and Recommended Action Permission Denied . The user ID does not have the required permission . The user ID needs to have at least one of permissions for Performance Monitor, TrueCo py, TrueCopy for IBM z/OS[...]

Troubleshooting 8-7 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Possible Problems Probable Causes and Recommended Action Start gathering group data Target = xxx, Total = yyy End gathering group data The Export Tool starts collec ting data specified by the group subcommand. The number of targets is xxx a[...]

8-8 Troubleshooting Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Calling the Hitachi Data Systems Support Cent er If you need to call the Hitachi Data Systems Support Center, please provide as much information about the problem as possible, including: • The circumstances surrounding the error or failur[...]

Acronyms and Abbreviations Acronyms-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Acronyms and Abbreviations ACP array control processor CCI command control interface CHA channel adapter CHP channel processor CLPR cache logical partition CSW cache switch CU control unit (logi cal control unit) CV custom[...]

Acronyms-2 Acronyms and Ab breviations Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e PC personal computer PDEV physical device PSUE pair suspended-error PSUS pair suspended-split P-VOL primary volume RAID redundant array of inde pendent disks SIM service information message SLPR st orage management logica[...]

Index Index-1 Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e Index A access path, 2-10 C CHA. --- Refer to channel adapter channel adapter, 2-6 channel processor, 2-6 CHP. --- Refer to channel processor D data recovery and reconstruction processor, 2-9 development server, 2-13 disk adapter, 2-6 disk proces[...]

Index-2 Index Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e[...]

Hitachi Un iversal Stor age Platfo rm V/VM Hitac hi Performa nce Manage r User’s Guid e[...]

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