From: Joel VanderWerf <joelvanderwerf@...>
Date: 2010-06-08T07:43:53+09:00
Subject: Re: keep eventmachine app running

Bill Kelly wrote:
> Vect Vect wrote:
>> I want to find out how to get a event machine app running in the
>> background.
>>
>> In example scripts I have seen when the script are executed it runs in
>> the console but when the window/ssh session is closed the app stops.
>>
>> What needs to be done to have the scripts running as a process in the
>> background
> 
> A couple possibilities:
> 
> /usr/bin/nohup
> 
> /usr/bin/screen
> 
> 
> nohup will allow the output to be logged to a file, and keep the
> process running when you disconnect.
> 
> screen will allow the actual 'console' to be preserved, so that
> you can reconnect to it later.
> 
> (The manpage for screen is lengthy and may appear a little daunting
> at first, but there are only a few concepts to learn to begin using
> screen.  If you're doing much work over ssh, it's an extremely
> useful command.)

Those are ideal choices, particularly if you don't want to touch the 
source code. If you want to write a program that just runs in the 
background with no need for screen or nohup, look into the various 
daemonize methods people have written in ruby.