ls -hl /var/lib/mlocate
total 1.2M
-rw-r----- 1 root slocate 1.2M Oct 16 14:36 mlocate.db

# 开启搜索限制
PRUNE_BIND_MOUNTS = "yes"
# 不搜索的文件系统
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 gpfs 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"
# 不搜索的文件类型
PRUNENAMES = ".git .hg .svn"
# 不搜索的文件路径
PRUNEPATHS = "/afs /media /mnt /net /sfs /tmp /udev /var/cache/ccache /var/lib/yum/yumdb /var/spool/cups /var/spool/squid /var/tmp"

locate /etc/pro
/etc/profile
/etc/profile.d
/etc/protocols
/etc/profile.d/256term.csh
/etc/profile.d/256term.sh
/etc/profile.d/colorgrep.csh
/etc/profile.d/colorgrep.sh
/etc/profile.d/colorls.csh
/etc/profile.d/colorls.sh
/etc/profile.d/lang.csh
/etc/profile.d/lang.sh
/etc/profile.d/less.csh
/etc/profile.d/less.sh
/etc/profile.d/vim.csh
/etc/profile.d/vim.sh
/etc/profile.d/which2.csh
/etc/profile.d/which2.sh

locate -c /etc/pro
17

locate -i topoftencent.class.php
/var/www/html/fxyxManage/Spider/TopOfTencent.class.php

-name  filename       #查找名为filename的文件
-iname filename       #查找文件filename，不区分大小写
-gid  n           #查找属组gid为n的文件
-user  username       #按文件属主来查找
-group  groupname      #按组来查找
-mtime  -n +n        #按文件更改时间来查找文件，-n指n天以内，+n指n天以前
-atime  -n +n        #按文件访问时间来查GIN: 0px">
-ctime  -n +n        #按文件创建时间来查找文件，-n指n天以内，+n指n天以前
-nogroup           #查无有效属组的文件，即文件的属组在/etc/groups中不存在
-nouser            #查无有效属主的文件，即文件的属主在/etc/passwd中不存
-newer  f1 !f2        #查更改时间比f1新但比f2旧的文件
-type             #查是块设备、目录、字符设备、管道、符号链接、普通文件
-size   n[c]        #查长度为n块[或n字节]的文件

[root@iZwz985sjvpojho4jlms7lZ ~]# find /etc -name profile
/etc/profile

[root@iZwz985sjvpojho4jlms7lZ ~]# find / -user apache
/proc/29936/task
/proc/29936/task/29936
/proc/29936/task/29936/attr
/proc/29936/net
/proc/29936/attr
/proc/29937/task
/proc/29937/task/29937
/proc/29937/task/29937/attr
/proc/29937/net
/proc/29937/attr
......

[root@iZwz985sjvpojho4jlms7lZ ~]# ll /proc/29936/task
total 0
dr-xr-xr-x 6 apache apache 0 Oct 16 14:12 29936 # 属主为apache

[root@iZwz985sjvpojho4jlms7lZ ~]# find /var/lib -group apache
/var/lib/dav
/var/lib/php/session
/var/lib/php/session/sess_7vtaesehg11f45ljrsh98k3s57
/var/lib/php/session/sess_uubh9p4tvc1mohopepndg9m3d3
/var/lib/php/session/sess_aovaqofcs4918vsl0mhquf79a7
/var/lib/php/session/sess_pm8lgnn78c9jh54umjnk0gsu14
/var/lib/php/session/sess_i1tc9i6n0chddlfp250oqun8f2
/var/lib/php/session/sess_2c1vrgb6lqgifg7lruaoq5u6s2
/var/lib/php/session/sess_3vc0gbkpl1m4hb2h5mr7nbgvk4
/var/lib/php/session/sess_rditv2odgr4vg7jmdu8sfvdm90
/var/lib/php/session/sess_a6m2fkh0cel9uf7tqo48qmphs5
/var/lib/php/session/sess_eierot422pov01ognbjo2dkqv1
/var/lib/php/session/sess_1ei3jbop7osama4m375qrsqqc5
/var/lib/php/session/sess_vovl6rrmb66a570dncpgp49p22
/var/lib/php/session/sess_6ef5d9r6fhatqie8apr28odgn0
/var/lib/php/session/sess_1o1rv6o963v3nr5sdui3hodll0

[root@iZwz985sjvpojho4jlms7lZ ~]# find /var/www -mtime -2
/var/www/html/fxyxManage/Application/Runcache/Cache/Admin/b595b808c2ebeeeb0478ffc30bb4e87a.php
/var/www/html/fxyxManage/Application/Runcache/Cache/Admin/e82f9209c88dd6a459bf8b3d6299d38c.php
/var/www/html/fxyxManage/Application/Runcache/Cache/Admin/dfa8fa69d0f81d1ba09048823f5e779b.php
/var/www/html/fxyxManage/Application/Runcache/Cache/Admin/3fd17d8cbb99d40eed8370916fbba7bf.php
/var/www/html/fxyxManage/Application/Runcache/Cache/Admin/32ec6c906c117a7c2bf504769276d87a.php
/var/www/html/fxyxManage/Application/Runcache/Logs/Weixin

[root@iZwz985sjvpojho4jlms7lZ ~]# find /etc/httpd -type d
/etc/httpd
/etc/httpd/conf
/etc/httpd/conf.modules.d
/etc/httpd/conf.d

[root@iZwz985sjvpojho4jlms7lZ ~]# find /var/www -iname topoftencent.class.php
/var/www/html/fxyxManage/Spider/TopOfTencent.class.php

[root@iZwz985sjvpojho4jlms7lZ ~]# find /var/lib/mysql -gid 27
/var/lib/mysql/auto.cnf
/var/lib/mysql/ibdata1
/var/lib/mysql/ib_logfile0
/var/lib/mysql/performance_schema
/var/lib/mysql/performance_schema/accounts.frm
/var/lib/mysql/performance_schema/threads.frm
......