[lkml]   [2010]   [Aug]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC v3] ext4: Combine barrier requests coming from fsync
On Mon, Aug 09, 2010 at 05:07:23PM -0400, Christoph Hellwig wrote:
> Can you try with the new barrier implementation in the
> [PATCH, RFC] relaxed barriers
> by making cache flushes just that and not complicated drain barrier
> it should speed this case up a lot.

Indeed it does! The barrier count increases to about 21000, but I also see
much higher throughput, about 830 transactions per second (versus 12000 and 760
respectively before Tejun's patch).


 \ /
  Last update: 2010-08-16 18:17    [W:0.077 / U:0.084 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site