From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS14383 205.234.109.0/24 X-Spam-Status: No, score=-0.5 required=5.0 tests=AWL,MSGID_FROM_MTA_HEADER, RP_MATCHES_RCVD shortcircuit=no autolearn=unavailable version=3.3.2 Path: news.gmane.org!not-for-mail From: Eric Wong Newsgroups: gmane.comp.lang.ruby.unicorn.general Subject: Re: unicorn worker partially restarted when using USR2 Date: Sat, 7 May 2011 17:54:48 +0000 Message-ID: <20110507175448.GA31876@dcvr.yhbt.net> References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1304791317 28045 80.91.229.12 (7 May 2011 18:01:57 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sat, 7 May 2011 18:01:57 +0000 (UTC) To: unicorn list Original-X-From: mongrel-unicorn-bounces@rubyforge.org Sat May 07 20:01:52 2011 Return-path: Envelope-to: gclrug-mongrel-unicorn@m.gmane.org X-Original-To: mongrel-unicorn@rubyforge.org Delivered-To: mongrel-unicorn@rubyforge.org Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) X-BeenThere: mongrel-unicorn@rubyforge.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: mongrel-unicorn-bounces@rubyforge.org Errors-To: mongrel-unicorn-bounces@rubyforge.org Xref: news.gmane.org gmane.comp.lang.ruby.unicorn.general:942 Archived-At: Received: from rubyforge.org ([205.234.109.19]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1QIlpA-0006oj-9e for gclrug-mongrel-unicorn@m.gmane.org; Sat, 07 May 2011 20:01:52 +0200 Received: from rubyforge.org (rubyforge.org [127.0.0.1]) by rubyforge.org (Postfix) with ESMTP id 5D7C0185836C; Sat, 7 May 2011 14:01:51 -0400 (EDT) Received: from dcvr.yhbt.net (dcvr.yhbt.net [64.71.152.64]) by rubyforge.org (Postfix) with ESMTP id 50ECD1858300 for ; Sat, 7 May 2011 13:54:49 -0400 (EDT) Received: from localhost (dcvr.yhbt.net [127.0.0.1]) by dcvr.yhbt.net (Postfix) with ESMTP id D78F71F6A9; Sat, 7 May 2011 17:54:48 +0000 (UTC) Stone wrote: > In the deployment I did kill -s USR2 `cat unicorn_pid` to gracefully > restart unicorn. But I noticed that unicorn workers were partially > restarted when using USR2. You need to send a SIGQUIT to the original master process, otherwise both masters and all workers continue running. This allows you to test the new deploy (combined with SIGWINCH). The last section of http://unicorn.bogomips.org/SIGNALS.html describes this process in detail. > The following is how I did test: > > start unicorn in production environment: > > the action has the following code: Ugh, don't you have something like "ps axf" that shows you a process tree? It's much easier just to *see* the process tree. -- Eric Wong _______________________________________________ Unicorn mailing list - mongrel-unicorn@rubyforge.org http://rubyforge.org/mailman/listinfo/mongrel-unicorn Do not quote signatures (like this one) or top post when replying