Specifications

Set Compression Level
resynced to the old source disk. Click Finish. Rewind is complete.
10. You are asked to manually copy files to the source system. Copy any rewound data that you
wish to keep to a safe location, then click Next.
11. The mirror is now being resumed. A full resynchronization will occur from the source to target.
Click Finish. Rewind is complete.
Set Compression Level
The Network Compression Level may be set to a value from 0 to 9. A value of 0 disables
compression entirely. Level 1 is the fastest but least aggressive compression level, while Level 9 is
the slowest but best. Network compression is typically effective only on WANs.
Set Rewind Log Location
Select the directory where the rewind log file should be stored (this is only applicable when the
system is a mirror target). There should be adequate space in this location to store the desired
amount of history in the log
1
. The log cannot be located on a mirror or shared disk and should, for
optimal performance, be located on a separate physical disk from any mirrors. An empty setting
disables rewind logging.
Note: The mirror must be paused and restarted before any setting changes will take effect.
1
The log file contains a copy of every disk block that is written to the mirrored disk so the log file can
grow larger than the mirrored disk itself if the same disk blocks are written multiple times, as is the
case when a file is modified or appended to.
Set Rewind Log Max Size
Enter the maximum log file size in megabytes (MB). An empty value or zero (0) disables the file size
limit. There should be adequate space on the log file disk to accommodate the log file growing to the
SteelEye Protection Suite for Linux299