Jingtao project Day10

2020-11-09 19:54:00 【wusheng】

1. Linux Project deployment instructions

1. Deployment flowchart

1.2 Linux install Mysql database

Please refer to the blog document for details , Database installation

1.3 modify jt-manage Configuration of

1.3.1 Modify the upload address of the picture

explain : stay Linux Directory specifies a directory where images are stored

1.3.2 Project packaging and release

1.3.3 Upload war Package file

1.3.4 Code changes

remaining problems :

1.3.5 Project release

adopt IP You can visit the address

1.4 tomcat Cluster deployment

1.4.1 war Package deployment instructions

1.4.2 How to execute multiple commands

1 You can use & operator Continue to execute commands

java -jar 8081.war & java -jar 8082.war & java -jar 8083.war &

1.4.3 How to shut down the server

command :ps -ef | grep java
command 2: Retrieve only java service jps

 Command specification :
    1."|"  The Conduit   The result of the previous query of the pipeline , As a parameter after the pipe ( Conditions ) To operate 
    2.kill  Kill process 
      kill PID Number   Normal shutdown process  ( Weak closing )
      kill -15 PID Number   Must close , But you can do the following 
      kill -9  PID Number   closed , No time for follow-up tasks

1.4.4 About Linux Background start

explain : adopt java -jar 8081.war Way to start , It can only be performed at the front desk , If you turn off the connected terminal , Then the program will close with it , So we need to Turn on background operation
command :

nohup java -jar 8081.war => 8081.log &
nohup java -jar 8082.war => 8082.log &
nohup java -jar 8083.war => 8083.log &

1.4.5 About view command learning

cat  Output all the contents of the file 
more  Output all the contents of the document , Paging output , Space for the next screen ,q sign out 
less  Usage and more identical , Only by PgUp、PgOn Key to control 
tail  Used to display the number after the file , Frequently used 
tail -10 nginx.conf  see nginx.conf Last 10 That's ok 
tail –f nginx.conf  Dynamic view log , It is convenient to view the new information in the log 
ctrl+c  End of view