Update database for locate command with updatedb command

   The updatedb command is use to update the database entry that use by locate command to search faster for files or folder in Linux system.  The database usually automatically updated daily by cron.  The example below show the use of updatedb command manually.

Example:

Type in the updatedb command on the terminal and then hit the Enter key.. wait for few second..

[root@fedora ~]# updatedb

[root@fedora ~]#

Default updatedb configuration file locate under:

  /etc/updatedb.conf

[root@fedora ~]# cat /etc/updatedb.conf

PRUNE_BIND_MOUNTS = "yes"

PRUNEFS = "auto afs gfs gfs2 iso9660 sfs udf"  

PRUNEPATHS = "/afs /media /net /sfs /tmp /udev /var/spool/cups /var/spool/squid /var/tmp" 

[root@fedora ~]# 

The default locate database update by updatedb command:

  /var/lib/mlocate/mlocate.db

The setting for updatedb command on crond to update the locate database daily:

[root@fedora ~]# cat /etc/cron.daily/mlocate.cron

#!/bin/sh

nodevs=$(< /proc/filesystems awk '$1 == "nodev" { print $2 }')

renice +19 -p $$ >/dev/null 2>&1

ionice -c2 -n7 -p $$ >/dev/null 2>&1

/usr/bin/updatedb -f "$nodevs"

[root@fedora ~]#

Note:  The command above tested on Fedora 9.

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