lkml.org 
[lkml]   [2023]   [Jan]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH mm-unstable] lib/Kconfig.debug: do not enable DEBUG_PREEMPT by default
On Thu 26-01-23 00:41:15, Hyeonggon Yoo wrote:
[...]
> > Do you happen to have any perf data collected during those runs? I
> > would be interested in the memcg side of things. Maybe we can do
> > something better there.
>
> Yes, below is performance data I've collected.
>
> 6.1.8-debug-preempt-dirty
> =========================
> Overhead Command Shared Object Symbol
> + 9.14% hackbench [kernel.vmlinux] [k] check_preemption_disabled

Thanks! Could you just add callers that are showing in the profile for
this call please?
--
Michal Hocko
SUSE Labs

\
 
 \ /
  Last update: 2023-03-26 23:55    [W:1.185 / U:0.004 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site