[systemd-devel] [ANNOUNCE] systemd v229

Mikhail Kasimov mikhail.kasimov at gmail.com
Fri Feb 12 22:51:45 CET 2016


12.02.2016 23:36, Lennart Poettering пишет:
> On Fri, 12.02.16 23:12, Mikhail Kasimov (mikhail.kasimov at gmail.com) wrote:
> 
>> 12.02.2016 22:57, Lennart Poettering пишет:
>>> On Fri, 12.02.16 22:28, Mikhail Kasimov (mikhail.kasimov at gmail.com) wrote:
>>>
>>>>> TimeoutStopSec= is set to 90s by default. Because it is opt-out and
>>>>> not opt-in it's set pretty much in all cases.
>>>>>
>>>>> Note that when the RuntimeMaxSec= timeout hits and systemd starts
>>>>> terminating the service it does so by going through ExecStop= and
>>>>> ExecStopPost=. The TimeoutStopSec= timeout applies to each of them
>>>>> anyway.
>>>>
>>>> So, if systemd is going through ExecStop= and ExecStopPost= to stop unit
>>>> with RuntimeMaxSec=, which is the normal procedure to exit with
>>>> on-success exit-code, why systemd marks unit as "failed", when
>>>> RuntimeMaxSec= is hit? Can't catch the logic yet...
>>>
>>> It's the same as with a daemon exiting non-zero. In that case we'll
>>> also continue with ExecStop= and place the service in a failed state.
>>
>> So, if I define, for example, RuntimeMaxSec=15s, that means unit should
>> stop its job in the interval=[0; 14.59]s and 15.00s will be interval
>> overflow with exit-code 'failure'. OK. But what if unit will stop its
>> job on, e.g., 13th second? Exit-code=success?
> 
> Yes.
> 
> RuntimeMaxSec= just says "abort this shit if it takes longer than
> this". The usecase is to use it for stuff which is not supposed to
> take this long, and where it's better to abort it, and complain than
> to leave it running unbounded.

Ok, got it. Thanks! And one more question -- will 'systemctl status' and
'journalctl' contain the explanation about RuntimeMaxSec= limit overflow
in logs? E.g. "[FAILED] bla-bla-bla.service. Forced exit, because
RuntimeMaxSec limit is hit". Or something around this.




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