[ejabberd] monitoring ejabberd with "monit"

Alexey Shchepin alexey at sevcom.net
Wed Nov 10 17:49:37 MSK 2004


Hello, Andreas!

On Wed, 10 Nov 2004 02:33:38 +0100, you said:

 AvC> I've discovered the excellent "monit" daemon, which can restart other
 AvC> daemons when they crash. It works very well for the jabber transports and
 AvC> for my caching dns server etc. Everything gets restarted automagically.

There is "-heart" option for erl, it do similar work -- when node dies or
doesn't answer pings, it is atomatically restarted.

 AvC> The only problem is, it requires a pid file for every daemon that will be
 AvC> watched, and I don't know how to create one for ejabberd with an init
 AvC> script.

 AvC> The init script launches erl, but erl in turn launces beam! And it's
 AvC> beam's pid that should go in the /var/run/ejabberd.pid file, I think.

It seems there is no standard way to do it in erlang.  And that beam process
can run other processes, e.g. ssl_esock.


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