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CentOS 7.0 - man page for pmlock (centos section 1)

PMLOCK(1)						      General Commands Manual							 PMLOCK(1)

NAME
pmlock - simple file-based mutex
SYNOPSIS
$PCP_BINADM_DIR/pmlock [ -v ] file
DESCRIPTION
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. Performance Co-Pilot PCP PMLOCK(1)
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