3.7.0 HP StorageWorks HP Scalable NAS File Serving Software administration guide - HP Scalable NAS 3.7 for Linux (AG513-96002, October 2009)

This command deletes the PSFS command-line semaphore associated with
<filename>, which is the name of a semaphore file created by psfssema -i. It
also deletes <filename> and <filename.pid>.
Configure PSFS filesystems160