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Date:      Wed, 09 Dec 2015 09:38:07 +0100
From:      Miroslav Lachman <000.fbsd@quip.cz>
To:        Alexander Leidinger <Alexander@Leidinger.net>, current@FreeBSD.org
Subject:   Re: Something in r291926 (and earlier) causes reboots during periodic daily (14 jails on system)
Message-ID:  <5667E86F.3050906@quip.cz>
In-Reply-To: <20151209090049.000003db@Leidinger.net>
References:  <20151209090049.000003db@Leidinger.net>

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Alexander Leidinger wrote on 12/09/2015 09:00:
> Hi,
>
> with r291381 a system with 14 jails survives about 1-2 days.
> with r291926 this system survives 1 day.
>
> In both cases it reboots during periodic daily (the jails run periodic
> too, at the usual time). This is a ZFS-only (+nullfs) system
>
> There is no coredump. Watchdogd is currently not enabled on this
> system. In the logs I don't find any traces.
>
> The system is not really low on resources:
> last pid: 18031;  load averages:  0.25,  0.23,  0.80      up 0+03:59:05  08:57:12
> 189 processes: 1 running, 188 sleeping
> CPU:  0.3% user,  0.0% nice,  0.4% system,  0.1% interrupt, 99.1% idle
> Mem: 579M Active, 709M Inact, 2311M Wired, 8253M Free
> ARC: 1460M Total, 418M MFU, 868M MRU, 1946K Anon, 17M Header, 155M Other
> Swap: 4096M Total, 4096M Free
>
> Does this ring a bell for someone or any ideas before I try to hunt
> this down?

The same problem was reported yesterday on Stable

Periodic jobs triggering panics in 10.1 and 10.2
https://lists.freebsd.org/pipermail/freebsd-stable/2015-December/083807.html

Also ZFS with jails.

Miroslav Lachman




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