Date: Tue, 01 Jan 2013 20:02:05 -0800 From: perryh@pluto.rain.com (Perry Hutchison) To: hrs@freebsd.org Cc: stable@freebsd.org Subject: Re: NFS-exported ZFS instability Message-ID: <50e3a32d.y5esCCIn50EhNFml%perryh@pluto.rain.com> In-Reply-To: <20130102.105304.1817355190360003433.hrs@allbsd.org> References: <20130102.105304.1817355190360003433.hrs@allbsd.org>
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Hiroki Sato <hrs@freebsd.org> wrote: > I have been in a trouble about my NFS server for a long time. > The symptom is that it stops working in one or two weeks after > a boot ... It did not panic, just stopped working---while it > responded to ping, userland programs seemed not working ... > Does anyone see how to debug this? I guess this is due to a > deadlock somewhere ... If you can afford the overhead, you could try running with some of the kernel debug options enabled (e.g. WITNESS, INVARIANTS, MUTEX_DEBUG). See conf/NOTES for descriptions.
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