Some new hardware with 9.1 does not reboot easily

Willem Jan Withagen wjw at
Wed Nov 21 17:06:47 UTC 2012

On 2012-11-21 16:10, Andriy Gapon wrote:
> on 21/11/2012 11:55 Willem Jan Withagen said the following:
>> Hoi,
>> I'm building some new hardware for a customer, and given that 9.1 is
>> about to be around the corner, I installed 9.1-stable.
>> svn from last night....
>> Trouble is that a reboot takes for ever...
>> Same with shutdown -r now...
>> What happens is:
>> 	services get killed
>> 	we end with all buffers synced.
>> Then the systems is idle for like 30 secs (or more)
> At this stage try to enter ddb and run ps in it.
> Maybe you could spot something interesting / obvious.

Nothing that stands out for me, but then I'm not into FreeBSD kernels.
But there is certainly no more userspace processes running other than

Certainly no postfix, that could complain about missing
That seems to be something that should have been flushed from the
print_buffer before.

What I do see i a huge amount of ZFS threads....

Rebooting from DDB is instantaneously...

So I'm not certain what to look for further?


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