Re: Kernel 2.6.9 Multiple Page Allocation Failures

[Marcelo Tosatti]

On Tue, Nov 09, 2004 at 11:44:23PM +0100, Lukas Hejtmanek wrote:
> On Tue, Nov 09, 2004 at 02:46:07PM -0800, Andrew Morton wrote:
> > > > Can you please run your workload which cause 0-order page allocation 
> > > > failures with the following patch, pretty please? 
> > > > 
> > > > We will have more information on the free areas state when the allocation 
> > > > fails.
> > > > 
> > > > Andrew, please apply it to the next -mm, will you?
> > > 
> > > here is the trace:
> > >  klogd: page allocation failure. order:0, mode: 0x20
> > >   [__alloc_pages+441/862] __alloc_pages+0x1b9/0x363
> > >   [__get_free_pages+42/63] __get_free_pages+0x25/0x3f
> > >   [kmem_getpages+37/201] kmem_getpages+0x21/0xc9
> > >   [cache_grow+175/333] cache_grow+0xab/0x14d
> > >   [cache_alloc_refill+376/537] cache_alloc_refill+0x174/0x219
> > >   [__kmalloc+137/140] __kmalloc+0x85/0x8c
> > >   [alloc_skb+75/224] alloc_skb+0x47/0xe0
> > >   [e1000_alloc_rx_buffers+72/227] e1000_alloc_rx_buffers+0x44/0xe3
> > >   [e1000_clean_rx_irq+402/1095] e1000_clean_rx_irq+0x18e/0x447
> > >   [e1000_clean+85/202] e1000_clean+0x51/0xca
> > 
> > What kernel is in use here?
> > 
> > There was a problem related to e1000 and TSO which was leading to these
> > over-aggressive atomic allocations.  That was fixed (within ./net/)
> > post-2.6.9.
> 
> I use vanilla 2.6.9.

Lukas,

So you can be hitting the e1000/TSO issue - care to retest with 
2.6.10-rc1-mm3/4 please?

Thanks a lot for testing!
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