Hitachi MK-96RD617-08 User Manual
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Hit achi Universal Storage Platform V
Hit achi Universal Storage Platform VM
Hitachi Performance Manager User’s Guide
Performance Monitor and Server Priority Manager
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MK-96RD617-08
Copyright © 2008 Hitachi Data Systems
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Hitachi Universal Storage Platform V/VM Hitachi Performance Manager User’s Guide
Contents
Preface..................................................................................................vii
Overview of Performance Manager ........................................................ 1-1
About Performance Manager Operations ................................................ 2-1
Understanding Statistical Storage Ranges.....................................................2-3
Parity Group Usage Statistics.......................................................................2-4
Volume Usage Statistics..............................................................................2-5
External Volume Group Usage Statistics........................................................2-5
External Volume Usage Statistics .................................................................2-6
Channel Processor Usage Statistics ..............................................................2-6
Disk Processor Usage Statistics....................................................................2-6
DRR Processor Usage Statistics....................................................................2-9
Write Pending Rate and Cache Memory Usage Statistics ................................2-9
Access Path Usage Statistics......................................................................2-10
Hard Disk Drive Workload Statistics............................................................2-11
Port Traffic Statistics
LU Paths Traffic Statistics..........................................................................2-12
Traffic between HBAs and Stora
Performance of High-P
Upper-Limit Control ..................................................................................2-14
Performance Monit
Server Priority Ma
.................................................................................2-12
ge System Ports.........................................2-13
riority Hosts.............................................................2-13
or ................................................................................2-17
nager .............................................................................2-18
Preparing for Performance Manager Operations...................................... 3-1
Performance Monitor Limitati
Export Tool Limitations................................................................................3-5
Contents iii
Hitachi Universal Storage Platform V/VM Hitachi Performance Manager User’s Guide
ons..................................................................3-3
Using the Performance Manager GUI ..................................................... 4-1
Performance Monitor Window.....................................................................4-2
Performance Management Window, Physical Tab ......................................... 4-3
LDEV Tab of the Performance Monitor Window.............................................4-9
Port-LUN Tab of the Performance Monitor
WWN Tab of the Performance M
onitor Window.......................................... 4-21
Window..................................... 4-15
Monitoring Options Window...................................................................... 4-25
Other Windows........................................................................................ 4-29
Port Tab of the Server Priority Manager Window......................................... 4-30
WWN Tab of the Server Priority Manager Window...................................... 4-34
Performance Monitor Operations ........................................................... 5-1
Start Monitoring......................................................................................... 5-2
View the Monitoring R
Starting and Stopping Storage Sy
Viewing Usage Statistics on Parity Groups.................................................... 5-8
Viewing Usage Statistics on Volumes in Parity Groups................................. 5-10
Viewing Usage Statistics on External Volume Groups................................... 5-14
Viewing Usage Statistics on External Volumes in External Volume Groups..... 5-16
Viewing Usage Statistics on Channel Processors ......................................... 5-18
Viewing Usage Statistics on Disk Processors............................................... 5-19
Viewing Usage Statistics on Data Recovery and Reconstruction Processors... 5-21
Viewing Write Pending and Cache Memory Usage Statistics......................... 5-22
Viewing Usage Statistics on Access Paths................................................... 5-24
Viewing I/O Rates for Disks...................................................................... 5-27
Viewing Transfer Rates for Disks............................................................... 5-30
Viewing I/O Rates for Ports ...................................................................... 5-34
Viewing Transfer Rates for Ports............................................................... 5-37
Viewing Details about the I/O and Transfer Rates....................................... 5-40
Viewing LU Paths I/O Rates
Viewing LU Paths Transfer Rates............................................................... 5-43
Monitoring Paths between Host B
Viewing I/O Rates between HBAs.............................................................. 5-45
Viewing Transfer Rates between HBAs
esults........................................................................ 5-4
stem Monitoring......................................... 5-6
...................................................................... 5-41
us Adapters and Ports.............................. 5-45
....................................................... 5-48
Server Priority Manager Operation......................................................... 6-1
If One-to-One Connections Link HBAs and Ports........................................... 6-3
If Many-to-Many Connections Link HBAs a
Starting Server Priority Manager................................................................ 6-11
Analyzing Traffic Statistics
........................................................................ 6-13
Setting Priority for Ports on the Storage System ......................................... 6-14
Setting Upper-Limit Values to Traffic at
iv Contents
Hitachi Universal Storage Platform V/VM Hitachi Performance Manager User’s Guide
nd Ports ....................................... 6-6
Non-prioritized Ports....................... 6-15
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