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Wednesday, October 31, 2007

Automatic paging of nohup results

Recently, I've been remotely running (over ssh) a large number of long-running processes, and I have found the need to "detach" these processes from my ssh session. (So that I could power down my terminal, etc.) This can easily be done using the

UNIX nohup command, and the output is helpfully redirected to the file nohup.out


Well, not really. I don't always know how long a command will take to execute, and I really would like to be notified by a SMS message or email when the results are available. The following command does exactly that:

nohup time [LONG RUNNING COMMAND] | mail -s "nohup.out" [EMAIL ADDRESS] &

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