Comandos de la terminal/updatedb

• updatedb

updatedb

[root@Llawyr ~]# updatedb --help
Usage: updatedb [OPTION]...
Update a mlocate database.

  -f, --add-prunefs FS           omit also FS
  -n, --add-prunenames NAMES     omit also NAMES
  -e, --add-prunepaths PATHS     omit also PATHS
  -U, --database-root PATH       the subtree to store in database (default "/")
  -h, --help                     print this help
  -o, --output FILE              database to update (default
                                 `/var/lib/mlocate/mlocate.db')
      --prune-bind-mounts FLAG   omit bind mounts (default "no")
      --prunefs FS               filesystems to omit from database
      --prunenames NAMES         directory names to omit from database
      --prunepaths PATHS         paths to omit from database
  -l, --require-visibility FLAG  check visibility before reporting files
                                 (default "yes")
  -v, --verbose                  print paths of files as they are found
  -V, --version                  print version information

The configuration defaults to values read from
`/etc/updatedb.conf'.

Report bugs to mitr@redhat.com.

[root@Llawyr ~]# cat /etc/updatedb.conf 
PRUNE_BIND_MOUNTS = "yes"
PRUNEFS = "9p afs anon_inodefs auto autofs bdev binfmt_misc cgroup cifs coda configfs cpuset debugfs devpts ecryptfs exofs fuse fuse.sshfs fusectl gfs gfs2 hugetlbfs inotifyfs iso9660 jffs2 lustre mqueue ncpfs nfs nfs4 nfsd pipefs proc ramfs rootfs rpc_pipefs securityfs selinuxfs sfs sockfs sysfs tmpfs ubifs udf usbfs"
PRUNENAMES = ".git .hg .svn"
PRUNEPATHS = "/afs /media /mnt /net /sfs /tmp /udev /var/cache/ccache /var/spool/cups /var/spool/squid /var/tmp"


[root@Llawyr ~]# updatedb --version
updatedb (mlocate) 0.26
Copyright (C) 2007 Red Hat, Inc. All rights reserved.
This software is distributed under the GPL v.2.

This program is provided with NO WARRANTY, to the extent permitted by law.
[root@Llawyr ~]# cat /etc/cron.daily/mlocate.cron 
#!/bin/sh
nodevs=$(< /proc/filesystems awk '$1 == "nodev" && $2 != "rootfs" { print $2 }')
renice +19 -p $$ >/dev/null 2>&1
ionice -c3 -p $$ >/dev/null 2>&1
/usr/bin/updatedb -f "$nodevs"

[root@Llawyr ~]# ls -al /var/lib/mlocate/mlocate.db
-rw-r----- 1 root mlocate 7575063 Feb 26 10:46 /var/lib/mlocate/mlocate.db

[root@Llawyr ~]# man 5 mlocate.db