View progress!!! RPM installation!!!

1、ps   Statically display the status of the last second

-a ： Show all users' progress

-u ： Show user name and start time

-x ： Show Processes that do not control the terminal

-e ： Show all processes , Including the process without control terminal

-l ： Long format display

-w： Wide line display , Multiple can be used w For widening display

-f： Make a more complete output   

2、top  Dynamically display the status of the last second

-d： It can be followed by seconds , Is the number of seconds the whole process interface is updated , The default is 5 second

-b： Execute in batches top, There are more parameters available . It is usually combined with data stream redirection to output the results of batch processing to a file .

-n： And -b collocation , How many times top Output result of

-i： Do not display idle or dead process information

-c： Displays the entire command path of the process , Instead of just displaying the command name

-s： send top The command runs in safe mode , here top The interactive command of was cancelled , Avoid potential hazards

-p： Specify some PID To view and detect

3、rpm

rpm -ivh -nodeps    download , Ignore dependent downloads

rpm -evh Delete

rpm -q  List all packages

  1、 Query all installed software ：rpm -ql 

  

2、 Inquire about date Command package ：rpm -qf  + name      

3、rpm -qa Query all installed packages

4、 Query not installed zsh File information for ：rpm -qpl