[lkml]   [2007]   [Apr]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Lower HD transfer rate with NCQ enabled?
Mark Lord wrote:
> But WD drives, in particular the Raptor series, have a firmware "feature"
> that disables "drive readahead" whenever NCQ is in use.

Why is this an issue? Shouldn't the kernel be sending down its own
readahead requests to keep the disk busy?

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2007-04-03 21:21    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean