Re: swapper: page allocation failure.

[Andrew Morton]

Haar János <djani22@xxxxxxxxxxxx> wrote:
>
> I seriously gets this, and dont know why.
>  This server have 2GB ram, and ~1.1G always free!
>  Anybody have an idea?
> 
>  Thanks,
>  Janos
> 
>  May 21 09:05:35 st-0003 kernel: swapper: page allocation failure. order:0,
>  mode:0x20
>  May 21 09:05:35 st-0003 kernel:  <c013c6ac> __alloc_pages+0x274/0x286
>  <c014af1d> cache_alloc_refill+0x2a6/0x45c
>  May 21 09:05:35 st-0003 kernel:  <c014b12b> __kmalloc+0x58/0x61   <c03d5bfc>
>  __alloc_skb+0x49/0xf5
>  May 21 09:05:35 st-0003 kernel:  <f88336b1>
>  e1000_alloc_rx_buffers+0x5c/0x2e5 [e1000]   <f88315de>

e1000 gobbled up all your lowmem memory from interrupt context.

Increasing /proc/sys/vm/min_free_kbytes will help.
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