SYNC(1M)SYNC(1M)NAMEsync - update the super block
SYNOPSISsyncDESCRIPTION
Sync executes the sync system primitive. If the system is to be
stopped, sync must be called to insure file system integrity. See
sync(2) for details.
SEE ALSOsync(2), update(8)SYNC(1M)