lkml.org 
[lkml]   [2010]   [Feb]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: tracking memory usage/leak in "inactive" field in /proc/meminfo?
Date
> * KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> [2010-02-10 09:32:07]:
>
> > > Hi,
> > >
> > > I'm hoping you can help me out. I'm on a 2.6.27 x86 system and I'm
> > > seeing the "inactive" field in /proc/meminfo slowly growing over time to
> > > the point where eventually the oom-killer kicks in and starts killing
> > > things. The growth is not evident in any other field in /proc/meminfo.
> > >
> > > I'm trying to figure out where the memory is going, and what it's being
> > > used for.
> > >
> > > As I've found, the fields in /proc/meminfo don't add up...in particular,
> > > active+inactive is quite a bit larger than
> > > buffers+cached+dirty+anonpages+mapped+pagetables+vmallocused. Initially
> > > the difference is about 156MB, but after about 13 hrs the difference is
> > > 240MB.
> > >
> > > How can I track down where this is going? Can you suggest any
> > > instrumentation that I can add?
> > >
> > > I'm reasonably capable, but I'm getting seriously confused trying to
> > > sort out the memory subsystem. Some pointers would be appreciated.
> >
> > can you please post your /proc/meminfo?
>
> Do you have swap enabled? Can you help with the OOM killed dmesg log?
> Does the situation get better after OOM killing. /proc/meminfo as
> Kosaki suggested would be important as well.

Indeed.

Chris, 2.6.27 is a bit old. plese test it on latest kernel. and please don't use
any proprietary drivers.





\
 
 \ /
  Last update: 2010-02-10 05:11    [W:0.329 / U:0.024 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site