Acer Altos R360 F2 Frequently Asked Questions Manual page 45

Altos R360 F2 FAQ (Frequently Asked Questions)
21. When Altos R360 F2 is installed with Windows Small Business Server 2011 (SBS 2011), the settings of disk write
cache or RAID volume write-back cache is always disabled. Though I can temporarily enable it, it would be
disabled again after reboot.
There is no such issue if Altos R360 F2 is installed with Windows Server 2008 R2.
ANSWER: This is the normal behavior of Windows Small Business Server 2011. The same behavior will also be ANSWER: ANSWER: ANSWER:
applied on Windows Server 2008 R2 if the system is acted as active directory domain controller.
One role of Windows Small Business Server 2011 is active directory domain controller. The domain controller
stores active directory information in the database that is resided in system partition. Active directory
information is critical and important for a domain environment.
To prevent data loss or corruption of active directory information, Windows Small Business Server 2011 will
automatically disable disk write cache and RAID volume write-back cache.
More information can found at:
http://technet.microsoft.com/en-us/library/dd941847(WS.10).aspx
http://support.microsoft.com/kb/888794/en
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