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SubjectRe: oops with dual xeon 2.8ghz 4gb ram +smp, software raid, lvm, and xfs
Phil Dier <phil@dier.us> wrote:
>
> > Can you rebuild the kernel with CONFIG_4KSTACKS=n?
> >
>
>
> Looks like 8k stacks did the trick, at least for the oops. Now I'm
> seeing the stuff below.
>
> I got a ton more of this with jfs and xfs, but it seems much less with
> reiser. Should I be worried, or is this something I can safely ignore?
> It doesn't lock the system.. Could files be getting corrupted?
>
>
> Nov 23 17:38:20 calculon swapper: page allocation failure. order:0, mode:0x20
> Nov 23 17:38:20 calculon [<c013c854>] __alloc_pages+0x1b9/0x35e
> Nov 23 17:38:20 calculon [<c013ca1e>] __get_free_pages+0x25/0x3f
> Nov 23 17:38:20 calculon [<c013fccb>] kmem_getpages+0x21/0xc9
> Nov 23 17:38:20 calculon [<c0140813>] alloc_slabmgmt+0x55/0x5f
> Nov 23 17:38:20 calculon [<c0140992>] cache_grow+0xab/0x14d
> Nov 23 17:38:20 calculon [<c0140ba8>] cache_alloc_refill+0x174/0x219
> Nov 23 17:38:20 calculon [<c0140ffe>] __kmalloc+0x85/0x8c
> Nov 23 17:38:20 calculon [<c03f4f89>] alloc_skb+0x47/0xe0
> Nov 23 17:38:20 calculon [<c032ebe5>] e1000_alloc_rx_buffers+0x44/0xe3

You didn't mention the kernel version. 2.6.9 had problems in this area, so
2.6.10-rc2 should be better. And there are post-2.6.10-rc2 fixes which
will provide more headroom.

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