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1.find /etc -name my.so
2.locate ÊÇÓÃÀ´Í¨¹ýÎļþÃûËÑË÷ÎļþµÄ¹¤¾ß£¬ËüµÄÓ÷¨Ò²±È½Ï¼òµ¥¡£locate µÄÓ¦Óã¬Ê×ÏÈҪͨ¹ýupdatedb½¨Á¢Ë÷ÒýÊý¾Ý¿â£¬È»ºó²ÅÄÜÓ¦Óã»Èç¹ûÄúа²×°ÁËÈí¼þ»òÕß´æ·ÅÁËеÄÎļþ£¬Ò²ÒªÏÈÔËÐÐupdatedbÃüÁÒÔÉú³É×îÐÂË÷Òý¿â¡£
Ó÷¨£ºlocate ÎļþÃû
ÎÒÃÇÒªÏÈÔËÐÐupdatedb£»
[root@localhost ~]# updatedb
¾ÙÀý£º ÎÒÃÇÒªÕÒvsftpd.confÎļþ¶¼Î»ÓÚÄĸöλÖã»
[root@localhost ~]# locate my.so
3.whereis ÊÇÀ´Ñ°ÕÒÃüÁîµÄ¶þ½øÖÆÎļþ£¬Í¬Ê±Ò²»áÕÒµ½Æä°ïÖúÎļþ£»
±ÈÈçÎÒÃDz»ÖªµÀfdisk¹¤¾ß·ÅÔÚÄÄÀÎÒÃǾͿÉÒÔÓÃwhereis fdisk À´²éÕÒ£»
[root@localhost ~]# whereis fdisk
fdisk: /sbin/fdisk /usr/share/man/man8/fdisk.8.gz
Èç¹ûÎÒÃÇѰÕÒgrubÔÚÄÄÀӦ¸ÃÓÃÈçÏÂÃüÁ˵Ã÷grubλÓÚ/sbinĿ¼£¬ËûµÄ°ïÖúÎļþÊÇgrub.8.gz £¬Ò²¾ÍÊÇman grub£»
[root@localhost ~]# whereis grub
grub: /sbin/grub /etc/grub.conf /usr/share/grub /usr/share/man/man8/grub.8.gz
4.which ºÍwhere ÏàËÆ£¬Ö»ÊÇÎÒÃÇËùÉèÖõĻ·¾³±äÁ¿ÖÐÉèÖúõÄ·¾¶ÖÐѰÕÒ£»±ÈÈ磻
[root@localhost ~]# which fdisk
/sbin/fdisk
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findÊÇ´ÓÖ¸¶¨Ä¿Â¼¿ªÊ¼·Ö¼¶²éÕÒ,ȱµãÊÇËÙ¶ÈÂý,µ«ÊDzéµÄÎļþÊǵ±Ç°´æÔÚÔÚÓ²ÅÌÉϵÄÎļþ ;
locateÊÇ´ÓÉú³ÉµÄÊý¾Ý¿â¿ªÊ¼²éÕÕ,ËٶȺܿì,µ«ÊÇÊý¾Ý¿âÐèÒª¶¨ÆÚ¸üУ¬Ò»°ãÊÇÿ´Î¿ª»úµÄʱºò£¨Ò²¿ÉÒÔÊÖ¶¯Ö´ÐÐ updatedb ÃüÁî);
whichÖ»Äܲé¿ÉÖ´ÐÐÎļþºÍ±ðÃû(alias);
whereisÖ»Äܲé¶þ½øÖÆÎļþ¡¢ËµÃ÷Îĵµ£¬Ô´ÎļþµÈ£¬¿ÉÒÔÕÒµ½¿ÉÖ´ÐгÌÐòºÍman page¡£


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