command: pstree
usage: display a tree of processes
syntax: $ pstree pstree [ -a ] [ -c ] [ -h | -H PID ] [ -l ] [ -n ] [ -p ]
[ -u ]
[ -A | -G | -U ] [ PID | USER ]
examples:
1. To display process tree based on PID
$ pstree <PID>
$ pstree 5050
2. To display process tree for an user
$ pstree <user>
$ pstree dhana
3. To display all processes in hierarchical structure
$ pstree | more
4. To display the command line arguments associated
with a particular process.
$ pstree -a dhana
5. To display the current process and its ancestors
$ pstree -h
6. To show PID's
$ pstree -p
7. To print options and help
$ pstree --help
regards,
dhanasekar
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