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SYNC(8)                                                                SYNC(8)



NAME
       sync - update the super block

SYNOPSIS
       /etc/sync

DESCRIPTION
       Sync  executes the sync system primitive.  Sync can be called to insure
       all disk writes have been completed before the processor is halted in a
       way not suitably done by reboot(8) or halt(8).

       See sync(2) for details on the system primitive.

SEE ALSO
       sync(2), fsync(2), halt(8), reboot(8), update(8)



4th Berkeley Distribution       4 February 1983                        SYNC(8)