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Top Forums Shell Programming and Scripting Running two commands in background Post 302871529 by learnbash on Wednesday 6th of November 2013 11:06:16 AM
Old 11-06-2013
Hello All,

Its requirement of some job which we need to enable and wants to run these two commands in background, manually if i run from console it takes 20 minutes, so i want to run in background these two command and then want to continue for second task after leaving them running in background.

---------- Post updated at 11:06 AM ---------- Previous update was at 10:59 AM ----------

Quote:
Originally Posted by in2nix4life
If available, maybe use the nohup command. It has the added benefit of surviving a logout from a system.

Code:
nohup command1 > command1.out &

But how i can run two command with nohup in background, i am totally lost on this.
 

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NICE(1) 						      General Commands Manual							   NICE(1)

NAME
nice, nohup - run a command at low priority (sh only) SYNOPSIS
nice [ -number ] command [ arguments ] nohup command [ arguments ] DESCRIPTION
Nice executes command with low scheduling priority. If the number argument is present, the priority is incremented (higher numbers mean lower priorities) by that amount up to a limit of 20. The default number is 10. The super-user may run commands with priority higher than normal by using a negative priority, e.g. `--10'. Nohup executes command immune to hangup and terminate signals from the controlling terminal. The priority is incremented by 5. Nohup should be invoked from the shell with `&' in order to prevent it from responding to interrupts by or stealing the input from the next per- son who logs in on the same terminal. FILES
nohup.out standard output and standard error file under nohup SEE ALSO
csh(1), setpriority(2), renice(8) DIAGNOSTICS
Nice returns the exit status of the subject command. BUGS
Nice and nohup are particular to sh(1). If you use csh(1), then commands executed with ``&'' are automatically immune to hangup signals while in the background. There is a builtin command nohup which provides immunity from terminate, but it does not redirect output to nohup.out. Nice is built into csh(1) with a slightly different syntax than described here. The form ``nice +10'' nices to positive nice, and ``nice -10'' can be used by the super-user to give a process more of the processor. 4th Berkeley Distribution May 8, 1986 NICE(1)
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