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From: "Petteri Räty" <betelgeuse@gentoo.org>
To: mongrel-unicorn@rubyforge.org
Subject: Re: Issues with PID file renaming
Date: Thu, 12 Dec 2013 21:15:49 +0200	[thread overview]
Message-ID: <52AA0B65.3050406@gentoo.org> (raw)
In-Reply-To: <CABHxtY73qfZCHVW3VCW2ghRHgSoGSmVRMzfuqEeSQcxnnjfD5Q@mail.gmail.com>

On 11.12.2013 15.54, Michael Fischer wrote:
> On Tue, Dec 10, 2013 at 10:44 PM, Petteri Räty <betelgeuse@gentoo.org> wrote:
> 
>> At least for pid based monitoring tools it is (I do agree with others
>> that you should also be monitoring http though). For example monit
>> requires that you give it a pid file. Why is it wrong for them to point
>> to the same pid?
> 
> Monit doesn't require a pid, never has:
> 
> http://mmonit.com/monit/documentation/monit.html#connection_testing
> 

If you only want to do connection testing. What if you want to monitor
the memory usage of unicorn processes?

> To answer your question, though, the reason the pid files must contain
> different PIDs is that the two processes (previous and
> current-generation masters) have different PIDs.  And some of us do
> care that they differ :)
> 

Eric's original comment and my response was about the pid files having
the same content (albeit shortly).

Regards,
Petteri

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  reply	other threads:[~2013-12-12 19:15 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-26  1:00 Issues with PID file renaming Jimmy Soho
2013-11-26  1:20 ` Eric Wong
2013-11-26  1:40   ` Michael Fischer
2013-11-26  2:07     ` Eric Wong
2013-12-10 12:46   ` Petteri Räty
2013-12-10 19:52     ` Eric Wong
2013-12-10 22:44       ` Petteri Räty
2013-12-11 13:54         ` Michael Fischer
2013-12-12 19:15           ` Petteri Räty [this message]
2013-12-12 20:51             ` Eric Wong
2013-11-26  1:42 ` Michael Fischer
2013-11-26  4:55   ` Jimmy Soho

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