Dell PowerVault DL2000 - Manual (Page 49)

Check Buffered read in the following
situations:
■ You do not want Backup Exec to
automatically detect settings for this
device.
■ You want this device to allow buffered
reads, which is the reading of large
blocks of data.
If you enable Buffered read, increased
performance may result.
The default setting is Off.
Buffered read
Check Buffered write in the following
situations:
■ You do not want Backup Exec to
automatically detect settings for this
device.
■ You want this device to allow buffered
writes, which is the writing of large
blocks of data.
The default setting is On.
Buffered write
49 Predicting disk usage, setting thresholds, and configuring alerts using Backup Exec
Configuring disk space thresholds for a virtual disk