[lkml]   [2010]   [Aug]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 1/3] writeback: Account for time spent congestion_waited
On Thu, Aug 26, 2010 at 04:14:14PM +0100, Mel Gorman wrote:
> There is strong evidence to indicate a lot of time is being spent in
> congestion_wait(), some of it unnecessarily. This patch adds a
> tracepoint for congestion_wait to record when congestion_wait() occurred
> and how long was spent.
> Signed-off-by: Mel Gorman <>

Reviewed-by: Johannes Weiner <>

 \ /
  Last update: 2010-08-26 20:13    [W:0.163 / U:0.184 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site