Bug#777735: systemd: Disk corruption on reboot initiated through systemd

[Michael Biebl]

Am 13.02.2015 um 07:44 schrieb Michael Biebl:
> I went on and looked what the watchdog package does. Interestingly, it
> clamps any timeout value to 254s, thus not hitting this issue.
> Apparently, i6300esb is able to deal with such a timeout.
> 
> Peter, I therefore recommend you set
> 
>  ShutdownWatchdogSec=254s
> 
> in /etc/systemd/system.conf as well for the time being. This should be
> sufficient to workaround this issue for this buggy driver.
> Setting 256s, does indeed trigger the issue, which leads to the
> conclusion, that the driver is using a char to hold a time value (0-255).

Actually, after a few more experiments, it turns out that for i6300esb,
the safe max value in my qemu VM is 549s. Setting it to 550s triggers
the reset.


-- 
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?

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