lkml.org 
[lkml]   [2015]   [Jul]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [lkp] [sched/preempt] 103637a5b94: 12.4% fsmark.app_overhead, -1.4% fsmark.files_per_sec
On Sat, Jul 25, 2015 at 07:32:03PM +0300, Konstantin Khlebnikov wrote:
> I guess that's because of cond_resched_lock() usage in nfs_scan_commit_list().
> My patch fixes cond_resched_lock() which never worked since v3.13.

Yeah, I wasn't surprised to see preemptions go up with this patch, not
total throughput suffer a bit due to that.


\
 
 \ /
  Last update: 2015-07-26 11:21    [W:0.112 / U:0.032 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site