Re: XFS causing stack overflow

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Christoph Hellwig <hch@xxxxxxxxxxxxx> writes:
>
> You probably have only a third of the stack actually used by XFS, the
> rest is from NFSD/writeback code and page reclaim.  I don't think any
> of this is easily fixable in a 2.6.32 codebase.  Current mainline 3.2-rc
> now has the I/O-less balance dirty pages which will basically split the
> stack footprint in half, but it's an invasive change to the writeback
> code that isn't easily backportable.

An easy fix would be 16k stacks. Don't think they're that difficult
to do, but would need a special binary.

-Andi

-- 
ak@xxxxxxxxxxxxxxx -- Speaking for myself only

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