shutdown -r / shutdown -h / reboot all hang and don't cleanly dismount

[Steven Hartland]

----- Original Message ----- 
From: "Adam Strohl" <adams-freebsd at ateamsystems.com>
To: "Steven Hartland" <killing at multiplay.co.uk>
Cc: "Jeremy Chadwick" <jdc at koitsu.org>; <freebsd-stable at freebsd.org>
Sent: Wednesday, June 19, 2013 3:29 PM
Subject: Re: shutdown -r / shutdown -h / reboot all hang and don't cleanly dismount


> On 6/19/2013 21:21, Steven Hartland wrote:
>> You still need to test if stable/9 fixes your issue though as otherwise
>> you don't know if the issue your seeing has already been fixed, and if
>> its the old know ZFS vfs hang on shutdown, it has.
> 
> Thanks Steve, understood but probably not going to happen with this box. 
>  I can reboot this thing but it's our NAS and not a test bed.  This 
> problem on this machine isn't a big deal because its a server and not 
> rebooted often (and easy to bring back).  But I more was hoping it would 
> let me easily test solutions to the issue since the other servers 
> showing the issue are in client production with the mind that the VMs 
> not use ZFS also show a similar/identical issue....  My gut says it 
> appeared in/with 9.1 (We never saw this with 9.0 servers).   It is also 
> possible this is a different issue from those other servers and VMs.
> 
> How far away is 9.2? ;-P
> 
> Depending on how things go with Jeremy I'll probably have to wait this 
> out unless I can get a test machine or VM where I can reproduce the 
> issue AND upgrade it to -STABLE (again assuming it's even the same issue).

Don't rule out there being more than one issue at play.

    Regards
    Steve

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