
P/N:  900-10004-00 REV 02  USER GUIDE,  IOSAFE R4   
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allocate enough space for worse case as the snapshot becomes unusable when its reserved space 
runs out. 
In our example above, we selected 50GB of the volume to be reserved for snapshots. 
Specify desired volume size 
After you’ve specified the above volume parameters, enter the desired volume size if you wis h to 
configure a smaller volume size than the maximum displayed.  The resulting volume will be 
approximately the size that is specified. 
In our example above, we kept the maximum size that was calculated. 
Click 
Apply
 and wait for the instruction to reboot the system.  It typically takes about 1 minute 
before you are notified to reboot.   
After rebooting, you will then be notified by email when the volume has been added.  Use RAIDar 
to reconnect to the NAS device. 
►
RAID SETTINGS 
After you have added a volume, you can revisit the Volume tab and click on the 
RAID Settings
 tab 
to display the current RAID information and configuration options for the volume. 
Notice the disk on channel 4 that we did not configure is listed in the Available Disks section.  We 
can add this disk as a hot spare by clicking on the 
Make hot spare
 button.