.TH SYNC 1 sbase\-VERSION
.SH NAME
sync \- flush disk cache
.SH SYNOPSIS
.B sync
.SH DESCRIPTION
invokes
.IR sync(2)
to flush all unwritten changes to the disk. This is
usually done before shutting down, rebooting or halting.
.SH SEE ALSO
.IR sync (2) fsync (2)