Man

Command Section
FSYNC(1)                FreeBSD General Commands Manual               FSYNC(1)

NAME
     fsync - synchronize a file's in-core state with that on disk

SYNOPSIS
     fsync file ...

DESCRIPTION
     The fsync utility causes all the modified data and meta-data of all the
     files named on the command line to be written to a permanent storage
     device.

     The fsync utility uses the fsync(2) function call.

EXIT STATUS
     If an error occurs, the fsync utility proceeds to the next file, and
     exits >0.  Otherwise, it exits 0.

SEE ALSO
     fsync(2), sync(2), syncer(4), halt(8), reboot(8)

HISTORY
     The fsync command first appeared in FreeBSD 4.3.

FreeBSD 11.1-RELEASE-p4        January 25, 2005        FreeBSD 11.1-RELEASE-p4
Command Section