unicorn Ruby/Rack server user+dev discussion/patches/pulls/bugs/help
 help / color / mirror / code / Atom feed
From: Eric Wong <e@80x24.org>
To: Alberto De Gaspari <a.degaspari@18months.it>
Cc: unicorn-public@bogomips.org
Subject: Re: Reaping process with unknown worker
Date: Thu, 19 Oct 2017 19:05:42 +0000	[thread overview]
Message-ID: <20171019190542.GA14431@whir> (raw)
In-Reply-To: <42b8a217-e2f4-e06b-77ef-c86370a00083@18months.it>

Alberto De Gaspari <a.degaspari@18months.it> wrote:
> >> Both the standard_error_logs are full of messages like the following:
> >>
> >> INFO -- : reaped #<Process::Status: pid 23835 exit 0> worker=unknown
> >>
> >> is this a misconfiguration or something similar?
> > 
> > Does your application fork processes?  It may not be reaping
> > them.   Are your normal unicorn workers dying, too?
> no, workers never dies
> > 
> > You can check the process tree or periodically run "ps" to see
> > what was running as the reaped pid before it died.
> > 
> > I use "ps axf" from the "procps" package on some Linux sytems;
> > or "pstree" if installed to see the process tree.
> > 
> i'm sorry but i don't get it.

I mean, run "ps axf" to get a list of all processes before they exit,
then check the output against the pid shown in the log when the
log entry eventually shows up.

> with a line like this in the log:
> INFO -- : reaped #<Process::Status: pid 16101 exit 0> worker=unknown
> if i run
> # ps axf |grep 16101
> i only get the ps line:
> 10277 pts/4    S+     0:00          \_ grep 16101
> consider that i have loads of this line in the log, like at least 1
> every minute.
> what could cause those reaps?

Reaping happens after a process exits, so it won't show up
in "ps" once it's reaped.

  reply	other threads:[~2017-10-19 19:05 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-19 17:42 Reaping process with unknown worker Alberto De Gaspari
2017-10-19 18:20 ` Eric Wong
2017-10-19 18:46   ` Alberto De Gaspari
2017-10-19 19:05     ` Eric Wong [this message]
2017-10-19 19:23       ` Alberto De Gaspari
2017-10-19 19:37         ` Eric Wong

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:

  List information: https://yhbt.net/unicorn/

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20171019190542.GA14431@whir \
    --to=e@80x24.org \
    --cc=a.degaspari@18months.it \
    --cc=unicorn-public@bogomips.org \


* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
Code repositories for project(s) associated with this public inbox


This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).