Re: Page Allocation Failure, Why?? Bug in kernel??

[Nick Piggin]

Abu M. Muttalib wrote:
> Hi,
>
> I repeat my question, the required no of pages are available, as shown in
> the dump produced by kernel, the request is not fulfilled. Its as follows:
>
> DMA: 106*4kB 11*8kB 5*16kB 3*32kB 2*64kB 1*128kB 0*256kB 0*512kB 0*1024kB =
> 944kB
>
> Why this is so??

Because some are kept in "emergency pools" for allocators that cannot
sleep trying to free up memory.

Teach the sound driver to use smaller buffers or just insert it at boot
and leave it inserted. Why are you removing it then reinserting it?

--
SUSE Labs, Novell Inc.
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