On Friday 19 October 2012 15:20:15 Tim Nelson wrote:
> ----- Original Message -----
>
> > On Thursday 18 October 2012 21:44:30 Tim Nelson wrote:
> > > I see this ocasionally on one of my CentOS 6.3 x64 systems:
> > >
> > > Oct 18 03:10:52 backup kernel: swapper: page allocation
> > > failure. order:1, mode:0x20 Oct 18 03:10:52 backup kernel: Pid:
> > > 0, comm: swapper Not tainted 2.6.32-279.9.1.el6.x86_64 #1 Oct
> > > 18 03:10:52 backup kernel: Call Trace:
> > > Oct 18 03:10:52 backup kernel: <IRQ> [<ffffffff8112789f>] ?
> > > __alloc_pages_nodemask+0x77f/0x940 Oct 18 03:10:52 backup
> > > kernel:
> >
> > <snip>
> >
> > > Any thoughts on the cause? The system has 16GB of RAM, and
> > > whenever checked, there is no swap usage. Is this a memory
> > > error (bad RAM)?
> > >
> > > --Tim
> >
> > I have the same problem on a Dell PE R720 with 16GB of RAM doing
> > lots of networking. It's a file server. It was discussed on the
> > dell-poweredge mailing list last week
> > <linux-poweredge@xxxxxxxx>
> >
> > The conclusion was that it was harmless but for a discussion and
> > possible workaround see
> > <https://bugzilla.redhat.com/show_bug.cgi?id=770545#c16>
> >
> > Hope this helps,
>
> *VERY* helpful, thanks!
>
> --Tim
> _______________________________________________
Tim. Mark,
For another discussion of this bug see:
https://bugzilla.redhat.com/show_bug.cgi?id=713546
Again the conclusion seems to be that it's harmless, just some lost
network packets which are then re-transmitted.
Should be fixed for 6.4 ;-)
Tony
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