Manuale d’uso / di manutenzione del prodotto MK-96RD617-08 del fabbricante Hitachi
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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 .
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 i.
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 .
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 ............................
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 .
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 Mana.
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 repre.
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-96RD6.
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 I.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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 funct.
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.
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: .
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.
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.
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 .
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.
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.
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 erform.
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.
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.
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.
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.
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 .
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.
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).
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.
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.
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).
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.
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 er.
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.
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.
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.
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.
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 erform.
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).
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.
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).
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.
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 Monit.
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.
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 .
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.
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.
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 .
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.
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.
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.
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.
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 ( ).
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.
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.
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.
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 perfor.
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.
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 monito.
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.
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.
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.
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.
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.
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 .
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 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.
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 ).
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.
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 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.
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 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.
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 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 di.
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.
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 P.
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.
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 .
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 .
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.
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 Usa.
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 .
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.
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 fol.
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.
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.
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.
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.
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).
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=.
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 s.
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.
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.
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 .
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.
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).
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.
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.
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.
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.
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 selecte.
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).
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.
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.
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 .
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.
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 exampl.
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.
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.
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 exam.
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.
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).
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.
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.
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 a.
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.
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 .
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.
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 measur.
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.
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.
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.
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.
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.
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 port.
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.
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.
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 t.
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.
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.
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.
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.
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.
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 .
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 .
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 ( ).
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.
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.
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 R.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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] logi.
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.
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 Su.
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.
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.
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.
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.
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.
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.
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.
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 i.
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 ] :.
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.
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 .
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 .
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.
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.
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-i.
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.
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.
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.
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 y.
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.
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.
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.
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 .
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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 | nocl.
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.
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.
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.
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 (").
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.
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 .
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.
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.
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 i.
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 i.
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.
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.
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 .
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.
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 Syst.
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 contr.
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 PSU.
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.
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.
MK-96RD617-08 Hitachi Data Systems Corporate Headquarters 750 Central Expressway Santa Clara, California 95050- 2627 U.S.A. Phone: 1 408 970 1000 www.hds.com info@hds.co m Asia Pacific and Americas 750 Central Expressway Santa Clara, California 95050- 2627 U.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Hitachi MK-96RD617-08 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Hitachi MK-96RD617-08 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Hitachi MK-96RD617-08 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Hitachi MK-96RD617-08 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Hitachi MK-96RD617-08, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Hitachi MK-96RD617-08.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Hitachi MK-96RD617-08. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Hitachi MK-96RD617-08 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
