HP StorageWorks Storage Mirroring user's guide (T2558-96073, February 2008)

19 - 30
Windows Performance Monitor
Performance Monitor is a graphical tool for measuring the performance. It provides charting, alerting, and reporting
capabilities that reflect both current activity and ongoing logging. Storage Mirroring statistics are available through the
Performance Monitor.
1. To access the Performance Monitor, select Programs, Administrative Tools, Performance.
2. Add data to monitor by right-clicking and selecting Add or using the add button from the toolbar.
3. Choose one of the Performance Objects, Storage Mirroring Connection, Storage Mirroring Kernel, Storage
Mirroring Security
, Storage Mirroring Source, or Storage Mirroring Target, select the statistics you want to monitor,
and click
Add.
NOTE: For additional information and details on the Performance Monitor, see your Windows reference guide.
Object Statistic Description
Connection Bandwidth Limit The amount of bandwidth that may be used to transfer data
Bytes in disk queue The number of bytes in the source disk queue
Bytes in replication queue The number of replication bytes in the source queue
Bytes in mirror queue The number of mirror bytes in the source queue
Bytes received The number of bytes received by the target since the last
Performance Monitor refresh
Bytes transferred The number of bytes transmitted from the source
Compressed bytes transferred The number of compressed bytes transmitted from the source
Operations in acknowledgement
queue
The number of operations waiting in the source
acknowledgement queue
Operations in command queue The number of operations waiting in the source command
queue
Operations in mirror queue The number of mirror operations in the source queue
Operations in replication queue The number of replication operations in the source queue
Operations received The number of operations received by the target since the last
Performance Monitor refresh
Operations resent The number of operations re-sent since the last time the
Storage Mirroring service was restarted on the source
Operations transmitted The number of operations transmitted from the source
Task commands queued The number of task commands queued on the source
Task commands submitted The number of task commands submitted on the source
Tasks failed The number of task commands that have failed to execute on
the source
Tasks ignored The number of task commands that have been ignored on the
source
Tasks succeeded The number of task commands that have succeeded on the
source
Kernel Activation code failures The number of activation code failures when loading the
source or target, since the last time the Storage Mirroring
service was restarted on the source
Storage Mirroring queue memory
usage
The amount of system memory in use by the Storage
Mirroring queue