On Thu, 2006-10-05 at 09:34 -0700, Kirk Bocek wrote: > Yea, I'm sure. With write-caching turned off on the 3Ware controller only and > writing to an XFS filesystem: > You might look into the work done on "write barriers" in more recent kernels. They are supposed to obviate the need to turn off write caching. However, I'm not certain how they relate to hardware raid. The kernel needs to be able to issue a cache flush command to the drives, which makes it a controller driver issue. Anyone have any more info on this?