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Date: Fri, 13 Sep 2019 07:03:39 +0000
From: Eric Wong <e@80x24.org>
To: Konstantin Ryabitsev <konstantin@linuxfoundation.org>
Cc: meta@public-inbox.org
Subject: Re: httpd 502s [was: trying to figure out 100% CPU usage in nntpd...]
Message-ID: <20190913070339.mm47udwg2ekcsttq@dcvr>
References: <20190910181224.urhyoo6av7mhjs67@dcvr>
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 <20190911171250.vqqpaeb7sn34hv3s@dcvr>
 <20190911173628.GA14147@pure.paranoia.local>
 <20190912000541.gikjoimbdeahh7lx@whir>
 <20190912024942.7dejzf47swpzkdux@dcvr>
 <20190912083503.GA10657@dcvr>
 <20190912113758.GB29277@pure.paranoia.local>
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Eric Wong <e@80x24.org> wrote:
> Konstantin Ryabitsev <konstantin@linuxfoundation.org> wrote:
> > I sent you a dump of lsof -p of all 4 processes after about 20 minutes
> > of running. For another data point, the daemon was running in
> > SELinux-permissive mode, to make sure unlinks aren't failing because of
> > any permission errors.

Oh, another curiosity.  It would be good to know the
/proc/$pid/fdinfo/$fd_of_eventpoll to know what state
the pipes in the epoll descriptor to tie those with lsof output.
It won't help with deleted regular files, though...