HP Storage Mirroring V5.1 Software - Manual (Page 172)

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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, Double-Take Connection, Double-Take Kernel,
Double-Take Security, Double-Take Source, or Double-Take 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