Manual Page Result
0
Command: update | Section: 8 | Source: Digital UNIX | File: update.8.gz
update(8) System Manager's Manual update(8)
NAME
update - Periodically updates the superblock
SYNOPSIS
/sbin/update
DESCRIPTION
The update command executes a sync system call every 30 seconds. This
ensures that the file system is up to date in the event of a system
crash. This command is provided as a statically-linked executable in
/sbin.
The cron program also provides the functionality of the update command.
The update shell script typically provides the following functionality:
#!/bin/sh while true do
sync
sleep 30 done & exit 0
FILES
Specifies the command path
RELATED INFORMATION
Commands: cron(8), init(8), sync(8)
Functions: sync(2) delim off
update(8)