table of contents
PMLOCK(1) | General Commands Manual | PMLOCK(1) |
NAME¶
pmlock - simple file-based mutexSYNOPSIS¶
$PCP_BINADM_DIR/pmlock [ -v ] fileDESCRIPTION¶
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.PCP | Performance Co-Pilot |