Date: Sun, 13 Oct 2013 23:49:27 +0100 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Daniel O'Connor" <doconnor@gsoft.com.au> Cc: freebsd-stable stable <freebsd-stable@freebsd.org> Subject: Re: ZFS hanging on too hard Message-ID: <82DE976BC33C4B2781D9DAA4D18740E8@multiplay.co.uk> 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>
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----- Original Message -----
From: "Daniel O'Connor" <doconnor@gsoft.com.au>
> On 14/10/2013, at 9:00, "Steven Hartland" <killing@multiplay.co.uk> wrote:
> >>> pulls the disk while it's imported then the server would need to be rebooted.
> >> That could mean the underlying issue may be a USB or CAM scsi_da.
> >> You didnt say which OS version your running?
> >
> > The following may help forcing the shutdown if it is a USB problem, although be
> > warned you may well loose data in normal operation, so would avoid leaving it
> > in your case.
> >
> > hw.usb.no_shutdown_wait=1
>
>
> That seems to work around the hang on reboot, thanks.
>
> I am running 9.2 (fresh install from a USB key).
That does kind of point the finger away from ZFS code, is it reproducable?
Regards
Steve
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