CTRL-C to suspend a process.
CTRL-Z to switch back to shell.
fg to return to program running in the foreground.
& to run program in the background (append to end of the command).
renice +19 PID to reduce process priority to minimum (useful for minimizing memory load).
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[...] More Unix tips By glasperlenspiel fg to return to program running in the foreground. & to run program in the background (append to end of the command). renice +19 PID to reduce process priority to minimum (useful for minimizing memory load). Posted in coding Tagged: unix. Waldzell – http://waldzell.wordpress.com/ [...]