syslogd(8) with OOM Killer protection

Torsten Zuehlsdorff mailinglists at toco-domains.de
Wed Jan 27 16:48:03 UTC 2016


On 27.01.2016 17:36, Warren Block wrote:

>>> I would like to know your opinion about this REVIEW[1].
>>> The basic idea is protect by default the syslogd(8) against been
>>> killed by
>>> OOM with an option to disable the protection.
>>>
>>> Some people like the idea, other people would prefer something more
>>> global
>>> where we can protect any daemon by the discretion of our choice.
>>>
>>> Thoughts?
>>>
>>>
>>> [1] https://reviews.freebsd.org/D4973
>>>
>>>
>>> Best,
>>>
>>
>> I do like the idea of generalizing it, say via rc.subr
>>
>> So you can just do:
>>
>> someapp_protect=YES (and maybe syslogd has this enabled by default in
>> /etc/defaults/rc.conf) and it prefixes the start command with protect -i.
>
> Possibly simpler to provide a list in one setting than an individual
> setting for each daemon.  With ideas from other posters:
>
>    oomprotect_daemons="crond syslogd"

I like this approach!

Greetings,
Torsten


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