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Date: Wed, 22 Apr 2009 18:51:21 -0400 (EDT) From: Justin Piszcz <jpiszcz@...idpixels.com> To: Jesse Brandeburg <jesse.brandeburg@...il.com> cc: Aioanei Rares <krnl.list@...il.com>, linux-kernel@...r.kernel.org, linux-nfs@...r.kernel.org Subject: Re: 2.6.29.1: Pid: 2831, comm: nfsd Not tainted 2.6.29.1 #4 On Wed, 22 Apr 2009, Jesse Brandeburg wrote: > On Tue, Apr 21, 2009 at 1:00 PM, Aioanei Rares <krnl.list@...il.com> wrote: >> Justin Piszcz wrote: >>> This has been happening with 2.6.28.(x) and now 2.6.29.(x), can anyone >>> suggest the possible root cause of this problem, re: the nfsd page >>> allocation >>> failures: > >> Yes, it happened to me too on a Debian unstable machine with more than one >> kernel, starting with 2.6.28 until now. I have a feeling it's a >> Debian-specific problem rather than a kernel one. > > you may both want to try > echo 16384 > /proc/sys/vm/min_free_kbytes > > or some other value depending on your amount of ram. This change will > increase the minimum amount of memory available for network memory > allocations, which are called from softirq context to refill the NIC's > receive buffers. > Will give it a shot, the default was already pretty close to the suggestion, 11441, if it recurs, will increase further. Thanks, Justin. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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