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    SubjectRe: 2.6.21 frozen for a few minutes, swapping to disk
    On Tue, 01 May 2007 15:42:30 +1000 Nick Piggin <nickpiggin@yahoo.com.au> wrote:

    > > hm, a genuine oom on an all-ext3 data=ordered i386 system, just like a
    > > million other people. How very weird.
    > >
    > > I assume all those pages on the LRU are pagecache pages which for some
    > > reason we're unable to reclaim.
    >
    > It looks like it used up all swap? I'd guess a memory leak in some
    > application, or maybe a page refcount leak somewhere.

    yes, I missed that. The number of mapped pages is tiny so the thing has
    been trying to swap out like.

    The question is: how much memory is free after the oom-killing storm?
    If it's "lots" then it's probably an application problem. If it's
    "not much" then perhaps there's a kernel leak.
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