lkml.org 
[lkml]   [2011]   [Jan]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: cgroup scheduling: Adding kthreadd to a non-RT cgroup can deadlock the kernel
From
Date
On Tue, 2011-01-04 at 23:54 -0500, Nelson Elhage wrote:
> Hi,
>
> I've found a bug where, on CONFIG_RT_GROUP_SCHED systems, adding the kthreadd
> task to a cgroup with cpu.rt_runtime_us = 0 (as some cgroup configuration
> scripts do, when they move all processes into a default cgroup), can result in
> deadlocks in the kernel.

IMHO its a bug to move kthreadd into a cgroup. Simply don't do that.




\
 
 \ /
  Last update: 2011-01-05 10:45    [W:0.040 / U:38.308 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site