Linux常用命令

概述一次性创建多个文件夹：mkdir -p /test/{1,2,3}   //注册systemd服务 https://gist.github.com/mkocikowski/aeca878d58d313e902bb     // 列出 systemctl上所有服务 systemctl list-unit-files | grep enabled|grep redis systemctl | grep 一次性创建多个文件夹：mkdir -p /test/{1,2,3}   //注册systemd服务 https://gist.github.com/mkocikowski/aeca878d58d313e902bb     // 列出 systemctl上所有服务 systemctl List-unit-files | grep enabled|grep redis systemctl | grep running systemctl List-unit-files | grep enabled|grep redis|awk ‘{print }‘| xargs systemctl stop xargs systemctl disable ps -ef | grep java | grep sharding| grep testcase| grep -v grep | awk ‘{print $2}‘|xargs kill -9 rm -fr /etc/systemd/system/zcloud_redis_* rm -fr /zcloud     =============tar==================== tar -zxf 解压

tar -cvf jpg.tar *.jpg //将目录里所有jpg文件打包成jpg.tar 

tar -czf jpg.tar.gz *.jpg   //将目录里所有jpg文件打包成jpg.tar后，并且将其用Gzip压缩，生成一个Gzip压缩过的包，命名为jpg.tar.gz

 tar -cjf jpg.tar.bz2 *.jpg //将目录里所有jpg文件打包成jpg.tar后，并且将其用bzip2压缩，生成一个bzip2压缩过的包，命名为jpg.tar.bz

 

=========检查端口是否被占用=======

netstat -an|grep 8082|grep -i Listen

 ss -tulpn|grep ListEN|grep 8082

 

 

==========查看linux系统版本=======

cat /etc/os-release

lsb_release -a

hostnamectl

================检查端口是否使用================

netstat -an|grep 6379|grep -i Listen

===========递归修改文件权限===============

 chmod -R  755 test

 

==========虚拟机不能用ssh访问解决方案==============

https://yq.aliyun.com/articles/103191 

 

===========查看目录的挂载点==============

df /var/lib/

 

=========关闭liux防火墙===========

systemctl status firewalld.service systemctl stop firewalld.service

 

==========RPM=====================

====安装rpm

rpm -ivh <package name>

====删除install的rpm包

rpm -qa | grep -i <keyword>

rpm -e <package name>

=============查看系统位数==========

uname -m

arch

===========SCP===================

scp -r /paasdata/o_1d92gnr8kgubab3102e6ohp1g8/python_redis_cluster_deploy.tar.gz [email protected]:/zcloud_team/zCloud-1.0.5.0-20190516/RedisV1.0.5.0/installPackage/python

==========查看用户==============

cat /etc/passwd|grep sharding|grep testcase|awk -F: ‘{print > "delusers.txt"}‘

==删除用户

cat /etc/passwd|grep sharding|grep testcase|awk -F: ‘{print }‘|xargs -i userdel -fr {}

====查看文件夹占用的内存

du -h -x --max-depth=1

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