Re: [Bug #14265] ifconfig: page allocation failure. order:5, mode:0x8020 w/ e100

2009-11-23 Thread Karol Lewandowski
On Sat, Nov 21, 2009 at 04:02:11PM +0100, Rafael J. Wysocki wrote: > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14265 > Subject : ifconfig: page allocation failure. order:5, > mode:0x8020 w/ e100 > Submitter : Karol Lewandowski > Date : 2

Re: [Bug #14265] ifconfig: page allocation failure. order:5, mode:0x8020 w/ e100

2009-11-16 Thread Karol Lewandowski
ween 2.6.30 and 2.6.31. Please verify if it still should > be listed and let me know (either way). > > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14265 > Subject : ifconfig: page allocation failure. order:5, > mode:0x8020 w/ e100 > Submi

Re: [PATCH 0/5] Reduce GFP_ATOMIC allocation failures, candidate fix V3

2009-11-16 Thread Karol Lewandowski
On Mon, Nov 16, 2009 at 01:08:45PM +0100, Karol Lewandowski wrote: > On Mon, Nov 16, 2009 at 09:52:58AM +, Mel Gorman wrote: > > On Sun, Nov 15, 2009 at 01:07:21PM +0100, Karol Lewandowski wrote: > > > total used free sharedbuffers

Re: [PATCH 0/5] Reduce GFP_ATOMIC allocation failures, candidate fix V3

2009-11-16 Thread Karol Lewandowski
On Mon, Nov 16, 2009 at 09:52:58AM +, Mel Gorman wrote: > On Sun, Nov 15, 2009 at 01:07:21PM +0100, Karol Lewandowski wrote: > > total used free sharedbuffers cached > > Mem:255240 194052 61188 0

Re: [PATCH 0/5] Reduce GFP_ATOMIC allocation failures, candidate fix V3

2009-11-15 Thread Karol Lewandowski
On Thu, Nov 12, 2009 at 07:30:30PM +, Mel Gorman wrote: > [Bug #14265] ifconfig: page allocation failure. order:5, mode:0x8020 w/ e100 > Patches 1-3 should be tested first. The testing I've done shows that the > page allocator and behaviour of congestion_wait() is more in line with > 2.6.30 t

Re: [PATCH 0/5] Candidate fix for increased number of GFP_ATOMIC failures V2

2009-11-03 Thread Karol Lewandowski
On Mon, Nov 02, 2009 at 08:30:34PM +, Mel Gorman wrote: > Does applying the following on top make any difference? > > CUT HERE > PM: Shrink memory before suspend No, this patch didn't change anything either. IIRC I get failures while free(1) shows as much as 20MB free RAM (ie. with

Re: [PATCH 0/5] Candidate fix for increased number of GFP_ATOMIC failures V2

2009-10-30 Thread Karol Lewandowski
On Wed, Oct 28, 2009 at 11:59:26AM +, Mel Gorman wrote: > On Wed, Oct 28, 2009 at 12:42:08PM +0100, Karol Lewandowski wrote: > > On Sat, Oct 24, 2009 at 02:46:56PM +0100, Mel LKML wrote: > > I've tested patches 1+2+3+4 in my normal usage scenario (do some work, > >

Re: [Bug #14265] ifconfig: page allocation failure. order:5, mode:0x8020 w/ e100

2009-10-28 Thread Karol Lewandowski
On Mon, Oct 26, 2009 at 08:31:54PM +0100, Rafael J. Wysocki wrote: > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14265 > Subject : ifconfig: page allocation failure. order:5, > mode:0x8020 w/ e100 > Submitter : Karol Lewandowski > Date : 2

Re: [PATCH 0/3] Reduce GFP_ATOMIC allocation failures, partial fix V3

2009-10-28 Thread Karol Lewandowski
On Tue, Oct 27, 2009 at 01:40:30PM +, Mel Gorman wrote: > The following bug becomes very difficult to reproduce with these patches; > > [Bug #14265] ifconfig: page allocation failure. order:5, mode:0x8020 w/ e100 Minor clarification -- bug becomes difficult to reproduce _quickly_. I've alway

Re: [PATCH 0/5] Candidate fix for increased number of GFP_ATOMIC failures V2

2009-10-28 Thread Karol Lewandowski
On Sat, Oct 24, 2009 at 02:46:56PM +0100, Mel LKML wrote: > Hi, Hi, > On 10/23/09, Karol Lewandowski wrote: > > On Fri, Oct 23, 2009 at 06:58:10PM +0200, Karol Lewandowski wrote: > > Ok, I've tested patches 1+2+4 and bug, while very hard to trigger, is > > still pr

Re: [PATCH 0/5] Candidate fix for increased number of GFP_ATOMIC failures V2

2009-10-23 Thread Karol Lewandowski
On Fri, Oct 23, 2009 at 06:58:10PM +0200, Karol Lewandowski wrote: > On Thu, Oct 22, 2009 at 03:22:31PM +0100, Mel Gorman wrote: > > Test 3: If you are getting allocation failures, try with the following patch > > > > 3/5 vmscan: Force kswapd to take notice faster when

Re: [PATCH 0/5] Candidate fix for increased number of GFP_ATOMIC failures V2

2009-10-23 Thread Karol Lewandowski
On Thu, Oct 22, 2009 at 03:22:31PM +0100, Mel Gorman wrote: [Cut everything but my bug] > [Bug #14265] ifconfig: page allocation failure. order:5, mode:0x8020 w/ e100 > Karol Lewandows reported that e100 fails to allocate order-5 > GFP_ATOMIC when loading firmware during resume. This h

Re: [PATCH] SLUB: Don't drop __GFP_NOFAIL completely from allocate_slab() (was: Re: [Bug #14265] ifconfig: page allocation failure. order:5,ode:0x8020 w/ e100)

2009-10-22 Thread Karol Lewandowski
On Thu, Oct 22, 2009 at 11:20:14AM +0100, Mel Gorman wrote: > On Wed, Oct 21, 2009 at 11:20:34PM +0200, Karol Lewandowski wrote: > > > Note: slub isn't going to be a culprit in order 5 allocation failures > > > since they have kmalloc passthrough to the page allocator.

Re: [PATCH] SLUB: Don't drop __GFP_NOFAIL completely from allocate_slab() (was: Re: [Bug #14265] ifconfig: page allocation failure. order:5,ode:0x8020 w/ e100)

2009-10-21 Thread Karol Lewandowski
On Wed, Oct 21, 2009 at 02:06:41PM -0700, David Rientjes wrote: > On Wed, 21 Oct 2009, Karol Lewandowski wrote: > > > commit d6849591e042bceb66f1b4513a1df6740d2ad762 > > Author: Karol Lewandowski > > Date: Wed Oct 21 21:01:20 2009 +0200 > > > > SLUB

[PATCH] SLUB: Don't drop __GFP_NOFAIL completely from allocate_slab() (was: Re: [Bug #14265] ifconfig: page allocation failure. order:5,ode:0x8020 w/ e100)

2009-10-21 Thread Karol Lewandowski
On Thu, Oct 01, 2009 at 09:56:04PM +0200, Rafael J. Wysocki wrote: > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14265 > Subject : ifconfig: page allocation failure. order:5, > mode:0x8020 w/ e100 > Submitter : Karol Lewandowski > Date : 2

Re: [Bug #14141] order 2 page allocation failures (generic)

2009-10-19 Thread Karol Lewandowski
On Mon, Oct 19, 2009 at 07:09:47PM +0200, Karol Lewandowski wrote: > On Mon, Oct 19, 2009 at 03:06:19PM +0100, Mel Gorman wrote: > > Can you test with my kswapd patch applied and commits 373c0a7e,8aa7e847 > > reverted please? > > It seems that your patch and Frans'

Re: [Bug #14141] order 2 page allocation failures (generic)

2009-10-19 Thread Karol Lewandowski
On Mon, Oct 19, 2009 at 03:06:19PM +0100, Mel Gorman wrote: > Can you test with my kswapd patch applied and commits 373c0a7e,8aa7e847 > reverted please? It seems that your patch and Frans' reverts together *do* make difference. With these patches I haven't been able to trigger failures so far (in

Re: [Bug #14141] order 2 page allocation failures (generic)

2009-10-19 Thread Karol Lewandowski
On Mon, Oct 19, 2009 at 12:54:11PM +0300, Pekka Enberg wrote: > On Mon, 2009-10-19 at 11:49 +0200, Tobi Oetiker wrote: > > I have updated a fileserver to 2.6.31 today and I see page > > allocation failures from several parts of the system ... mostly nfs though > > ... (it is a nfs server). > > So

Re: [Bug #14265] ifconfig: page allocation failure. order:5, mode:0x8020 w/ e100

2009-10-13 Thread Karol Lewandowski
ifconfig: page allocation failure. order:5, > > mode:0x8020 w/ e100 > > Submitter : Karol Lewandowski > > Date: 2009-09-15 12:05 (27 days old) > > References : http://marc.info/?l=linux-kernel&m=125301636509517&w=4 > > A 128K memory allocat

Re: [Bug #14141] order 2 page allocation failures in iwlagn

2009-10-04 Thread Karol Lewandowski
On Fri, Oct 02, 2009 at 10:01:43PM +0200, Karol Lewandowski wrote: > On Fri, Oct 02, 2009 at 10:32:26AM +0100, Mel Gorman wrote: > > Apparently, Karol Lewandowski (cc added) has a reliable > > reproduction case for when the firmware loading problem occurs > > (http://lkml.o

Re: [Bug #14141] order 2 page allocation failures in iwlagn

2009-10-02 Thread Karol Lewandowski
ystem in a state where the errors occur. > > > > Apparently, Karol Lewandowski (cc added) has a reliable > reproduction case for when the firmware loading problem occurs > (http://lkml.org/lkml/2009/9/30/242). While it's not the same problem exactly, > it's probable the