Re: [Evergreen] BUG: errors with samba at 100% CPU after kernel update

2016-04-07 Thread Michal Kubecek
On Thu, Mar 31, 2016 at 09:07:10AM +0200, Georg Weickelt wrote:
> 
> After updating the kernel to 3.12.53-40-default samba is no longer
> running smoothly. The smbd process often stands at 100% CPU and can
> not be removed by kill. From time to time am message like this
> appears:
> BUG: Soft lockup CPU#0 stuck for 22s smbd-notifyd
> 
> A server restart is possible and fixes the problem for a while.
> Using an older kernel resolves the problem permanently.

Please check if the 3.12.57-1 kernel from

  
http://download.opensuse.org/repositories/home:/mkubecek:/evergreen-13.1/openSUSE_13.1/

(which is going to be the next update unless some critical issue is
found) resolves the issue for you.

 Michal Kubecek

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Re: [Evergreen] BUG: errors with samba at 100% CPU after kernel update

2016-04-03 Thread Michal Kubecek
On Thu, Mar 31, 2016 at 09:07:10AM +0200, Georg Weickelt wrote:
> 
> After updating the kernel to 3.12.53-40-default samba is no longer
> running smoothly. The smbd process often stands at 100% CPU and can
> not be removed by kill. From time to time am message like this
> appears:
> BUG: Soft lockup CPU#0 stuck for 22s smbd-notifyd
> 
> A server restart is possible and fixes the problem for a while.
> Using an older kernel resolves the problem permanently.

Probably the issue reported as bsc#973570.

Michal Kubeček
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Re: [Evergreen] BUG: errors with samba at 100% CPU after kernel update

2016-03-31 Thread Michal Kubecek
On Thu, Mar 31, 2016 at 09:07:10AM +0200, Georg Weickelt wrote:
> 
> After updating the kernel to 3.12.53-40-default samba is no longer
> running smoothly. The smbd process often stands at 100% CPU and can
> not be removed by kill.

Contents of /proc/$pid/stack (where $pid is PID of the process) could be
helpful.

> From time to time am message like this
> appears:
> BUG: Sooft lockup CPU#0 stuck for 22s smbd-notifyd

When this happens, full kernel log could help with investigating the
issue.

Please use bugzilla for reporting bugs. Assign the bug to me
(mkube...@suse.com) or add me to Cc.

  Michal Kubecek

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