bsd man page for sync

Query: sync

OS: bsd

Section: 2

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

SYNC(2) 							System Calls Manual							   SYNC(2)

NAME
sync - update super-block
SYNOPSIS
sync()
DESCRIPTION
Sync causes all information in core memory that should be on disk to be written out. This includes modified super blocks, modified i- nodes, and delayed block I/O. Sync should be used by programs that examine a file system, for example fsck, df, etc. Sync is mandatory before a boot.
SEE ALSO
fsync(2), sync(8), update(8)
BUGS
The writing, although scheduled, is not necessarily complete upon return from sync. 4th Berkeley Distribution June 30, 1985 SYNC(2)
Related Man Pages
sync(3) - linux
sync(8) - debian
sync(8) - suse
sync(8) - freebsd
file::sync(3pm) - debian
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