Re: Out of Memory: Killed process 16498 (java).

[Andrew Morton]

Dave Jones <davej@xxxxxxxxxx> wrote:
>
> The Fedora user in the bug report
> https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=175173
> who on x86-64 with 5GB saw zone_dma exhausted saw a similar result,
> delays the kill, but it does still happen.

Again, that person's ZONE_DMA has *zero* pages on the LRU.  Something has
consumed all of the piddling little zone for kernel data structures.  It is
a true oom.

We need to work out who is using all this ZONE_DMA memory and make them
stop it.

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