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Date:      Wed, 16 Oct 2013 10:10:49 +1030
From:      "Daniel O'Connor" <doconnor@gsoft.com.au>
To:        Steven Hartland <killing@multiplay.co.uk>
Cc:        freebsd-stable stable <freebsd-stable@freebsd.org>
Subject:   Re: ZFS hanging on too hard
Message-ID:  <115EE86E-2755-4379-835F-8C91067DD45B@gsoft.com.au>
In-Reply-To: <EB1580DF-C835-4CE8-8726-C2EC1BD093FE@gsoft.com.au>
References:  <0A1B986B-1D7D-4D88-82EF-C1E7A91FF089@gsoft.com.au> <CBCD216C18564275A96FF213AA1FDA91@multiplay.co.uk> <BF4F17FA-EC8C-4B7B-84BD-BAA5874EEB8B@gsoft.com.au> <7C2F6AFBB5BD41868450D3C4BD722B5F@multiplay.co.uk> <D8658706-EA27-4D06-BEA6-F2EBB9E7BB6E@gsoft.com.au> <0BC7A3E1DA9A4D0C9E63ED73E88BA6AE@multiplay.co.uk> <9E3D28DB8C9E49DC869717C4649F3EBD@multiplay.co.uk> <237467E4-2D98-4A8B-937B-56A610E0F8B9@gsoft.com.au> <82DE976BC33C4B2781D9DAA4D18740E8@multiplay.co.uk> <EB1580DF-C835-4CE8-8726-C2EC1BD093FE@gsoft.com.au>

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On 14/10/2013, at 11:26, Daniel O'Connor <doconnor@gsoft.com.au> wrote:
> On 14/10/2013, at 9:19, Steven Hartland <killing@multiplay.co.uk> =
wrote:
>>>>> hw.usb.no_shutdown_wait=3D1
>>> That seems to work around the hang on reboot, thanks.
>>> I am running 9.2 (fresh install from a USB key).
>>=20
>> That does kind of point the finger away from ZFS code, is it =
reproducable?
>=20
> Yes, 100% of the time.
>=20
> I agree the USB behaviour is suboptimal, however I'm not sure if the =
ZFS code is blameless.


I updated to 9.2-STABLE (specifically r256563) and now the behaviour is =
much better.

Thanks mav@ :)

--
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C







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