Find the Process that Listen to a Port
Find the process that are listening to a said port…
lsof -i :80
Find the process that are listening to a said port…
lsof -i :80
Show only your processes in the top list using this command…
top -u `whoami`
OR
top -u binnyva(your username)
Display system calls made and received by a process
strace -c ls >/dev/null
Display a list of files opened by processes
lsof -p NUMBER
Shows a tree system processes
pstree
Displays linux tasks in a hierarchical mode
ps -e -o pid,args --forest
Create a command that will return the pid of the given command string..
#!/bin/sh
ps aux|grep 1|head -n1|awk '{print2}'
A better way to get the process id of an application. I recommend giving an alias for this command…
ps aux|grep firefox|awk '{print 2 "\t\t"12}'|head -n1
Replace firefox with the name of the application you are searching for.