Top command in linux
Getting start top command
you can type "top" in terminal very simple.[[email protected] huuphan.com]$ topIf you want to quit, then press "q"
The screen output terminal as below
Top command usage example
How to killing processes, sorting the process list, showing full paths, forest view and Listing processes from an user.Killing processes
you want to kill a process, press "k" when top command is running and ask for the process ID and press enter. If you leave the process ID blank and hit enter.
Sorting the process list
The most frequent reasons to use a tool like top is to find out the consuming the most resources. you can press key for sorting list.- ‘M’ to sort by memory usage
- ‘P’ to sort by CPU usage
- ‘N’ to sort by process ID
- ‘T’ to sort by the running time
Showing full paths
The default, top command not show full path for program. You press "c" while top is running. and Press "c" again to go backup the default.
Forest view
you want to see the child-parent hierarchy of process. To view forest by pressing "v"/"V" while top is running.
Listing processes from an user
To list processes from a certain user, press ‘u’ when top is running. or leave it blank to display processes for all users.
Conclusion
Top command is helpful for monitoring and managing processes on a Linux system.Thanks for reading top command in linux My blog Zimbra Mail Server,linux,bash script,centos,linux command I hope this is useful.