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Date:      Mon, 30 Jun 2008 19:06:31 +0200 (CEST)
From:      Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
To:        David Allen <the.real.david.allen@gmail.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: calcru: runtime went backwards errors
Message-ID:  <20080630190605.S7633@wojtek.tensor.gdynia.pl>
In-Reply-To: <2daa8b4e0806300627s39d49347r9e0e5675e4c25088@mail.gmail.com>
References:  <2daa8b4e0806300627s39d49347r9e0e5675e4c25088@mail.gmail.com>

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> I've been seeing errors like the following appearing:
>
> Jun 30 03:13:57 ford kernel: calcru: runtime went backwards from 261
> usec to 258 usec for pid 516 (devd)
> Jun 30 03:13:57 ford kernel: calcru: runtime went backwards from 4976
> usec to 4926 usec for pid 367 (pflogd)
> Jun 30 03:13:57 ford kernel: calcru: runtime went backwards from 588
> usec to 582 usec for pid 133 (adjkerntz)
> Jun 30 03:13:57 ford kernel: calcru: runtime went backwards from 681
> usec to 674 usec for pid 20 (swi6: task queue)
> Jun 30 03:13:57 ford kernel: calcru: runtime went backwards from 486
> usec to 481 usec for pid 0 (swapper)
>
> and narrowed down the cause to openntpd.
>
> Do these errors fall into the Mostly Harmless category?
yes.

time turned backward and system get confused.



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