pmlock attempts to acquire an exclusive lock by creating file with a
mode of 0.
The exit status is 0 for success, 1 for failure.
To release the lock, unlink file.
In the event of a failure, the -v option produces an explanatory
message on stdout.
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Information about the project can be found at ⟨http://www.pcp.io/⟩.
If you have a bug report for this manual page, send it to
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Performance Co-Pilot PCP PMLOCK(1)