Content-type: text/html Man page of sync

sync

Section: System Calls (2)
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NAME

sync - Updates all file systems  

SYNOPSIS

#include <unistd.h>

void sync (void);  

STANDARDS

Interfaces documented on this reference page conform to industry standards as follows:

sync():  XPG4-UNIX

Refer to the standards(5) reference page for more information about industry standards and associated tags.  

DESCRIPTION

The sync() function causes all information in memory that should be on disk to be written out. The writing, although scheduled, is not necessarily complete upon return from the sync() function. Types of information to be written include modified superblocks, inodes, data blocks, and indirect blocks.

The sync() function should be used by programs that examine a file system, such as the df command and the fsck command.  

RELATED INFORMATION

Functions: fsync(2)

Commands: sync(8)

Standards: standards(5) delim off


 

Index

NAME
SYNOPSIS
STANDARDS
DESCRIPTION
RELATED INFORMATION

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Time: 02:40:14 GMT, October 02, 2010