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To: linux-kernel@vger.kernel.org
From: Jeremy Sanders <jeremy@jeremysanders.net>
Subject: Re: NFS root hangs
Date: Thu, 13 Nov 2008 10:33:16 +0000
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Jeremy Sanders wrote:

> Hi - We're running several diskless x86-64 systems with a MS-6702
> motherboard with an Athlon 64 3400+ CPU. The network driver is an onboard
> R8169 (rev 10) using gigabit ethernet. The kernel is 2.6.26.6-49.fc8 (i.e.
> the latest Fedora 8 kernel). The root partition is mounted over NFS (v3)
> in an initrd init script.
> 
> This setup works fine for some dual core Athlon 64s and single core x86
> Pentium 4s. However the diskless single core Athlon 64 systems lock up
> randomly after minutes or tens of minutes of idleness.

Just to report they also hang with 2.6.27.5, but it takes a few hours of
usage to hang now rather than tens of minutes.

Jeremy