From: Konstantin Ryabitsev <konstantin@linuxfoundation.org>
To: Eric Wong <e@80x24.org>
Cc: meta@public-inbox.org
Subject: Re: httpd 502s [was: trying to figure out 100% CPU usage in nntpd...]
Date: Thu, 12 Sep 2019 07:37:58 -0400 [thread overview]
Message-ID: <20190912113758.GB29277@pure.paranoia.local> (raw)
In-Reply-To: <20190912083503.GA10657@dcvr>
On Thu, Sep 12, 2019 at 08:35:03AM +0000, Eric Wong wrote:
> Eric Wong <e@80x24.org> wrote:
> > One more thing, are you running any extra middlewares in the
> > .psgi file? Thanks.
No, it's just vanilla what comes with the source.
> That's probably not it, I suspected the non-fileno path was
> being hit, but I just tested a debug change on top of
> b7cfd5aeff4b6b316b61b327af9c144776d77225 (branch: "unlink")
> ("tmpfile: support O_APPEND and use it in DS::tmpio")
> to fake the presence of a middleware wrapping psgi.input.
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.
Let me know if you would like any further info.
Best,
-K
next prev parent reply other threads:[~2019-09-12 11:38 UTC|newest]
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 [this message]
2019-09-13 3:12 ` Eric Wong
2019-09-13 7:03 ` Eric Wong
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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