Resize Graph, Save Data; Monitor, Maintain Logical Paths; Logical Path Status Definitions - HP StorageWorks P9000 User Manual

Table 21 Remote copy I/O statistics data (continued)
Data type
Average Transfer Rate
Average response
Update Copy
Update copy RIO count
Average transfer rate
Average response
Synchronization [2]
Pair Synchronized
Out of Synchronous Tracks
(1) The RIO statistics are included for Continuous Access Synchronous and Cnt Ac-S Z operations, if present.
(2) Synchronization data cannot be displayed for pairs created with the previous version of Continuous Access
Synchronous. "0" displays in this case.
7. Click Set to close the Display Item dialog box. The Usage Monitor window now shows a graph
of the selected I/O statistics data for the selected LU(s).

Resize graph, save data

To enlarge the graph, right-click it and select Large Size.
To close the graph, right-click it and select Close.
To save monitoring data in text files, use the Performance Monitor Export Tool.

Monitor, maintain logical paths

Check logical path status to keep track of and maintain paths.
Procedure 13 To monitor logical path status
1. On the menu bar, click Actions > Remote Copy > Continuous Access Synchronous > RCU
Operation. The RCU Operation window opens.
2. Select MCU&RCU in the Display box.
3. Select the RCU you want, right-click, then click RCU Status. The RCU Status dialog box displays.

Logical path status definitions

Status descriptions are provided below. Click File/Refresh to make sure data is current.
Table 22 Logical path status definitions
Status
Normal
Initialization Failed
Communication Timeout
58 Monitoring and maintenance
Description
Average transfer rate for initial remote I/Os (kB/sec)
Average response time (msec) for initial copy remote I/Os
Number of update copy remote I/Os
Average transfer rate (kB/sec)
Average response time (msec) for update copy remote I/Os
For initial copy operations, the percentage of pairs synchronized out
of the total number of pairs
Number of tracks that have not yet been copied by the initial or resync
copy operation
Description
This path has been successfully established and can be used for Continuous Access
Synchronous remote copy activities.
The link initialization procedure with the secondary system has failed, because the physical
path connection between either the primary and secondary systems, or between the primary
system and the host, was missing.
A timeout error has occurred between the primary and secondary systems.