locate命令可以在搜寻数据库时快速找到档案,数据库由updatedb程序来更新,updatedb是由cron daemon周期性建立的,locate命令在搜寻数据库时比由整个由硬盘资料来搜寻资料来得快,但较差劲的是locate所找到的档案若是最近才建立或 刚更名的,可能会找不到,在内定值中,updatedb每天会跑一次,可以由修改crontab来更新设定值。(...
locate命令可以在搜寻数据库时快速找到档案,数据库由updatedb程序来更新,updatedb是由cron daemon周期性建立的,locate命令在搜寻数据库时比由整个由硬盘资料来搜寻资料来得快,但较差劲的是locate所找到的档案若是最近才建立或 刚更名的,可能会找不到,在内定值中,updatedb每天会跑一次,可以由修改crontab来更新设定值。(...
h cpp: /usr/bin/cpp /usr/lib/cpp crontab: /usr/bin/crontab /etc/crontab dracut: /usr/bin/dracut /usr/sbin/dracut /usr/lib/dracut /etc/dracut.conf file: /usr/bin/file /usr/share/file fipscheck: /usr/bin/fipscheck /usr/lib64/fipscheck gcc: /usr/bin/gcc /usr/lib/gcc /usr/lib...
1.whereis - locate the binary, source, and manual page files for a command [root@localhost tmp]# whereis date date: /usr/bin/date /usr/share/man/man1/date.1.gz /usr/share/man/man1p/date.1p.gz [root@localhost tmp]# whereis -l#显示whereis查找的位置 [root@localhost tmp]# whereis...
-f] filename... 説明 The whereis utility locates source/binary and manuals sections for specified files. The supplied names are first stripped of leading pathname components and any (single) trailing extension of the form . ext, for example, .c. Prefixes of s. resulting from use of source...
whereis then attempts to locate the desired program in a list of standard Linux places. OPTIONSTagDescription -b Search only for binaries. -m Search only for manual sections. -s Search only for sources. -u Search for unusual entries. A file is said to be unusual if it does not ...
However it did not work. The program is still running and will run for 2 more days so there is still some LOG to come that is worth to see. Is there any way to see the output under this problem? Update: This is the output of lsof -p [pid]. The folder where LOG was is the ...
crontab (5) - tablesfordriving cron fstab (5) -staticinformation about the filesystems inittab (5) - init daemon configuration swab (3) - swap adjacent bytes tc-stab (8) - Generic size table manipulations It displays brief information of Linux commands or functions which ends with “ab”...
This Linux tutorial will explain the three “W” commands. The three “W”s are whatis, whereis and which commands. You already know how to use find command to efficiently fo find a file. Now, these three W commands will help you to locate more stuff fro
“Where” 是一个约束声明,使用Where来约束来之数据库的数据,Where是在结果返回之前起作用的,且Where中不能使用聚合函数。 “Having”是一个过滤声明,是在查询返回结果集以后对查询结果进行的过滤操作,在Having中可以使用聚合函数。 聚合函数,SQL基本函数,聚合函数对一组值执行计算,并返回单个值。除了 COUNT 以外,聚...