Copying Drives - ATTO Technology Diamond Storage Array S-Class Installation And Operating Manual

Copying drives using the DriveCopy CLI command may be necessary on drives in the JBOD
configuration.
DriveCopy can create a backup of a drive onto
another drive sled. If one drive fails, DriveCopy
may be used to copy the data off the remaining
drive on the sled to another drive on another sled.
Once completed, the sled containing the failed
drive may be replaced.
CAUTION CAUTION
Make sure the destination backup drive
sled does not contain any important data
because it will be completely overwritten
by the DriveCopy
Procedure
Use the CLI command (refer to
DriveCopy
Configuration Commands
Advanced CLI Configuration page in the
ExpressNAV interface to copy a drive from the
source disk to the destination disk. Parameters are
the sled and drive numbers of the source and
destination drives.
The destination drive must be offline: use the
command to determine if the
ATADiskState
destination disk is offline. If you choose the same
75
ATTO Technology Inc. Diamond Storage Array Installation and Operation Manual

8.0 Copying Drives

command.
Drive
on page 45) or use the
source and destination drive, this command will
perform a .
DriveWipe
stops a
DriveCopyHalt DriveCopy
progress.
DriveCopyResume
operation that had been stopped.
displays the status of a
operation
CAUTION CAUTION
JBOD configurations
You may want to copy drives for backup.
However, since several configurations may
be present on a Diamond Storage Array,
you must be confident you are accessing
and overwriting the appropriate drives and
volumes.
CAUTION CAUTION
RAID Level 0 systems
DriveCopy may be used to coordinate the
generation of a backup of an entire RAID
Level 0 LUN.
operation in
resumes a
DriveCopy
DriveCopyStatus
or
DriveCopy DriveWipe