Shulou(Shulou.com)06/01 Report--

This article mainly introduces the Linux commands commonly used in the work, which have a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

1) check CPU cat / proc/cpuinfo | grep "model name" & & cat / proc/cpuinfo | grep "physical id" 2) View memory size cat / proc/meminfo | grep MemTotal

3) check hard disk status fdisk-l | grep Diskdf-TH4) copy folder (all contents) cp-f file1 file2 (copy files) Force) cp-R dir1 dir2 (copy folder 5) delete files and folders rm-f demo.txt (force delete files) rm-rf demo (force delete folders) 6) copy data from server to server (sample path) scp-r root@139.129.99.98:/alidata/software / alidata/software7) unzip the tar.gz file tar-xzvf file.tar.gz8) display the last 100 lines of filename tail-n 100 filename9) rpm installation rpm-ivh MySQL-shared-5.5.47-1.linux2.6.x86_64.rpmrpm-ivh MySQL-server-5.5.47-1.linux2.6.x86_64.rpm-- force-- nodeps (forced installation) 10) method for launching version 6.8 service service start mysql11) method for launching version 7.4 service systemctl start mysqld12) opening permissions to folders chmod-R 777 folder Parameter-R means recursion. 777 means to open all permissions.

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