Server Products
Intel® Entry Storage System SS4200-E
Why do I get less than expected total disk space on Dashboard page?

For the Intel® Entry Storage System SS4200-E, the "Total Space" reported on Dashboard page is ~6% less than the "Available Storage" reported on Settings => Disks page.

This is expected behavior. The SS4200-E runs a Linux* kernel, and the disks are formatted using an ext3 filesystem. When an ext2/3 filesystem is formatted, by default, 5% is allocated as reserved blocks for the super-user.

This reserved space avoids fragmentation and allows root-owned daemons to continue to function correctly after non-privileged processes are prevented from writing to the file system. Another ~1% disk space is used to store logs, configuration and temporary files.

This applies to:
Intel® Entry Storage System SS4200-E

Solution ID: CS-029717
Date Created: 11-Sep-2008
Last Modified: 30-Jul-2010
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