user/dev discussion of public-inbox itself
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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...]
Date: Fri, 13 Sep 2019 07:03:39 +0000
Message-ID: <20190913070339.mm47udwg2ekcsttq@dcvr> (raw)
In-Reply-To: <20190913031212.dkbtvj3ij6qqm6im@dcvr>

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...

  reply index

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-08 10:45 [PATCH] nntp: regexp always consumes rbuf if "\n" exists Eric Wong
2019-09-08 10:52 ` trying to figure out 100% CPU usage in nntpd Eric Wong
2019-09-09 10:05   ` Konstantin Ryabitsev
2019-09-09 17:53     ` Eric Wong
2019-09-10  8:38       ` Konstantin Ryabitsev
2019-09-10 18:12         ` Eric Wong
2019-09-11  2:22           ` httpd 502s [was: trying to figure out 100% CPU usage in nntpd...] Eric Wong
2019-09-11 10:24             ` Konstantin Ryabitsev
2019-09-11 17:12               ` Eric Wong
2019-09-11 17:36                 ` Konstantin Ryabitsev
2019-09-12  0:05                   ` Eric Wong
2019-09-12  2:49                     ` Eric Wong
2019-09-12  8:35                       ` Eric Wong
2019-09-12 11:37                         ` Konstantin Ryabitsev
2019-09-13  3:12                           ` Eric Wong
2019-09-13  7:03                             ` Eric Wong [this message]
2019-09-13  9:01                             ` Eric Wong
2019-09-13 18:07                             ` Konstantin Ryabitsev
2019-09-14  5:25                               ` Eric Wong
2019-09-11  9:44           ` trying to figure out 100% CPU usage in nntpd Konstantin Ryabitsev
2019-09-11 17:12             ` Eric Wong

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