Date: Thu, 12 Nov 2015 19:12:21 +0200 From: Konstantin Belousov <kostikbel@gmail.com> To: Michael Tuexen <tuexen@freebsd.org> Cc: freebsd-arm <freebsd-arm@freebsd.org> Subject: Re: Memory management issue on RPi? Message-ID: <20151112171221.GO2257@kib.kiev.ua> In-Reply-To: <BE0B4761-54EC-4632-BA23-A3C373D419AE@freebsd.org> References: <CB20D8FA-303C-4AA2-B2A6-1FF25DDB8A94@freebsd.org> <20151112121825.GJ2257@kib.kiev.ua> <BE0B4761-54EC-4632-BA23-A3C373D419AE@freebsd.org>
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On Thu, Nov 12, 2015 at 05:25:37PM +0100, Michael Tuexen wrote: > > On 12 Nov 2015, at 13:18, Konstantin Belousov <kostikbel@gmail.com> 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. Try running several instances of 'sort /dev/zero'.
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