Re: [PATCH 00/10] OOM Debug print selection and additional information

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On Wed, Aug 28, 2019 at 1:18 PM Qian Cai <cai@xxxxxx> wrote:
>
> On Wed, 2019-08-28 at 12:46 -0700, Edward Chron wrote:
> > But with the caveat that running a eBPF script that it isn't standard Linux
> > operating procedure, at this point in time any way will not be well
> > received in the data center.
>
> Can't you get your eBPF scripts into the BCC project? As far I can tell, the BCC
> has been included in several distros already, and then it will become a part of
> standard linux toolkits.
>
> >
> > Our belief is if you really think eBPF is the preferred mechanism
> > then move OOM reporting to an eBPF.
> > I mentioned this before but I will reiterate this here.
>
> On the other hand, it seems many people are happy with the simple kernel OOM
> report we have here. Not saying the current situation is perfect. On the top of
> that, some people are using kdump, and some people have resource monitoring to
> warn about potential memory overcommits before OOM kicks in etc.

Assuming you can implement your existing report in eBPF then those who like the
current output would still get the current output. Same with the patches we sent
upstream, nothing in the report changes by default. So no problems for those who
are happy, they'll still be happy.




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