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This article records the process of installing MySql on Linux.
1. touch Create file base sh Authorize script execution permission
2. mkdir Create folder
3. ./xx.sh Execute sh file sh test.sh
4. rpm -qa|grep -i mysql Display application installation status
5. rpm -e xxx --nodeps Forced deletion command
6. chown Modify the user and user group attributes of files and folders chown - R xxx /file
7. chmod Modify the read-write execution attributes of files and folders chmod -R 777 *.* Writable, readable and executable
8. echo Output text to the screen echo "hello world"
9. source .bash_profile Reload the configuration file Reload the java environment variable configuration file source profile
10.cp -pdr /var /storage Copy the content to another file
11.:rm -rf Delete the directory name Directory
12.cd usr/local/tomcat5/logs tail -f catalina.out View tomcat running log
13. Unzip
tar -x apr-1.6.3.tar.bz2 -C /usr/local/src (directory) Unzip
tar -xvf file.tar // Unzip the tar package
tar -xzvf file.tar.gz // Unzip tar.gz
tar -xjvf file.tar.bz2 //Extract tar.bz2
tar -xZvf file.tar.Z //Extract tar.Z
unrar e file.rar //Extract rar
unzip file.zip //Unzip zip zip -r -q -o test.zip
14./usr/local/apache/bin/apachectl start Start httpd
15.lsb_release -a View Linux system version
16.lscpu View system configuration free -m View memory
17.uptime View system load
18.mv xxx xxx Rename
19.rpm -qa |grep -i mysql Check the installed version
20.1. First switch to: cd usr/local/tomcat5/logs 2. tail -f catalina.out Check tomcat running log
21.ps -ef View the process kill -s 9 1827 Forcefully close the process ps -ef |grep java
22.rpm -qa|grep -i mysql Determine whether to install
23.yum install openssl-devel
24.rm -f * Delete all types of files in the current directory
25. wget -post-data url
26.sudo su root Switch to the root role
27.split -a 4 -b 3072000 /home/logs/zs_2018-05-15.log
crontab -e
# Perform a backup every thirty minutes crontab -u root -l
*/30 * * * * /task/ backdb.sh
sbin/service crond start //Start the service
/sbin/service crond stop //Close the service
/sbin/service crond restart //Restart the service
/sbin/service crond reload //Reload the configuration
25. Copy it remotely scp -r root@10.30.238.188:/home/tomcat/webapps/shopping /home/61/soft/tomcat/webapps/
26. Copy to remote scp -r /home/administrator/test/ root@192.168.1.100:/root/
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