Differential Track
Function
The synchronization rate between P-VOL and S-VOL is shown through the number of differential tracks (the number of tracks not transmitted from P-VOL to S-VOL) for TrueCopy, and global-active device pairs.
Storing period
Sample Interval can be specified.
Selection of monitoring objects
Select the desired monitoring objects in the Performance Objects field.
|
Item on left side of Object field |
Item on right side of Object field |
Item on left side of Monitor Data field |
Item on right side of Monitor Data field |
|
Logical Device* |
TC/GAD |
Differential track (count) |
None |
|
LUN* |
TC/GAD |
Differential track (count) |
None |
|
Entire Storage System |
TCGAD |
Differential track (count) |
None |
|
* Volumes that do not accept I/O from the host, such as pool-VOLs, are not monitored. | |||