intro to screen

gistfile1.sh

# create screen. can optionally specify the process to run in it here,
# or can do that when the screen has started
$ screen -S firstscreen 

# run a process in it
(inscreen)$ processone

# get out of the screen: 'ctrl-a + d' ('d' for detach)
> ctrl-a + d
[detached from 24550.firstscreen]

# list screens
$ screen -list
There is a screen on:
	24152.firstscreen	(10/19/2011 10:24:05 AM)	(Detached)
1 Socket in /var/run/screen/S-vagrant.

# get back into the screen (dont need to specify which one if there's only one)
$ screen -r
# and you're back in!

# create another screen and specify the task in the invocation
$ screen -S secondscreen processtwo

# watch it run. 
# detach it
> ctrl-a + d

$ screen -list
There are screens on:
	24550.firstscreen	(10/19/2011 10:34:09 AM)	(Detached)
	24524.secondscreen	(10/19/2011 10:32:52 AM)	(Detached)
2 Sockets in /var/run/screen/S-vagrant.

# kill a screen by getting back into it and typing ctrl-a + k
$ screen -r secondscreen
> ctrl-a + k

$ screen -list
There is a screen on:
	24152.firstscreen	(10/19/2011 10:24:05 AM)	(Detached)
1 Socket in /var/run/screen/S-vagrant.