I use "; mail" too but if I forgot and need a notification after I've already launched the job "strace -f -p PID; mail" will email you once the job completes. Y

I use "; mail" too but if I forgot and need a notification after I've already launched the job "strace -f -p PID; mail" will email you once the job completes. You have to know the PID of the job.