Memory management issue on RPi?

Michael Tuexen tuexen at
Thu Nov 12 17:57:06 UTC 2015

> On 12 Nov 2015, at 18:12, Konstantin Belousov <kostikbel at> wrote:
> On Thu, Nov 12, 2015 at 05:25:37PM +0100, Michael Tuexen wrote:
>>> On 12 Nov 2015, at 13:18, Konstantin Belousov <kostikbel at> wrote:
>>> This is a known problem with the swap-less OOM.  The following patch
>>> should give you an immediate relief.  You might want to tweak
>>> sysctl vm.pageout_oom_seq if default value is not right, it was selected
>>> by 'try and see' approach on very small (32 or 64MB) i386 VM.
>> It just works... Will do some more testing...
> I am more interested in report if OOM was triggered when it should.
How do I know? What output do you want to see?

Best regards
> Try running several instances of 'sort /dev/zero'.

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