Dell EMC PowerVault MD 34XX/38XX Series Storage Arrays Administrator's Guide

Changing the cache settings on the storage array

1. In the AMW, select Storage Array > Change > Cache Settings.
   The Change Cache Settings window is displayed.
2. In Start demand cache flushing , select or enter the percentage of unwritten data in the cache to trigger a cache flush .
3. Select the appropriate Cache block size.
   A smaller cache size is a good choice for file-system use or database-application use. A larger cache size is a good choice for applications that generate sequential I/O, such as multimedia.
4. If you have set a password for the selected storage array, the Enter Password dialog is displayed. Type the current password for the storage array and click OK.