10400414-002 05/2013
©2013 Overland Storage, Inc.
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SnapSAN S5000 Data Migration User Guide
•
To prevent a decrease in I/O performance, it is recommended to specify the speed level
option of the iSMmc_start command as 2 or less, or reduce the number of pairs that
will be migrated at the same time.
Changing Access Control (management server *target: destination disk array)
These steps are the same as those for data migration stopping the server. See
and
6.
Check that the OS recognizes the destination logical disk and restore operations.
7.
Check that the OS recognizes the destination logical disk. If the destination logical
disk is not recognized, make the OS recognize it.
For Windows
a.
Update disk information by executing [Rescan disk].
b.
Make the disk online if it is offline.
For Linux
•
Execute the following command with the root privilege.
Command example:
# ls /sys/class/fc_host/ ? Assuming that host0 and host1 are reported here.
# echo "1" > /sys/class/fc_host/host0/issue_lip
# echo "1" > /sys/class/fc_host/host1/issue_lip
c.
Update and display the volume list and check that the logical disk is correctly
recognized.
d.
Mount the destination logical disk using device information displayed in the
volume list.
For Windows
•
Mount the logical disk using the volume name displayed in the volume list.
Command example:
# MOUNTVOL <drive-name>: <volume-name>
* The specified drive name must be the same as that of the source disk array.
For Linux
•
Mount the logical disk using the special file name displayed in the volume list.
Command example:
# mount -t ext3 <special-file-name> <mountpoint>
* The specified mountpoint must be the same as that of the source disk array.
8.
Restore and start the database.
For Oracle
a.
When migrating the application server, copy the directories previously backed up.
Command example:
# cp -rp /<mountpoint-of-destination-logical-disk>/dbs/*
$ORACLE_HOME/dbs/
# cp -rp /<mountpoint-of-destination-logical-disk>/admin $ORACLE_BASE/
# cp -rp /<mountpoint-of-destination-logical-disk>/diag $ORACLE_BASE/
