NFS-exported ZFS instability
Perry Hutchison
perryh at pluto.rain.com
Wed Jan 2 04:13:21 UTC 2013
Hiroki Sato <hrs at 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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