the best way to check if a file exists is with the -f operator (it is documented in perlfunc).

To requeue a job, you would need to run the corresponding qsub command again, ensure that you delete the "fail" file first with unlink.

In reply to Re^4: Running Parallel Perl Script on Linux Cluster by salva
in thread Running Parallel Perl Script on Linux Cluster by monkfan

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