What is the specific meaning of the Ps-ef |grep output?

Q:

Like what:
[Email protected] ~]# Ps-ef | grep apachejetspeed
Root     18887 18828  0 08:09 pts/0    00:00:00 grep apachejetspeed
is the process running or not running? Which of the list is 18887 and 18828 which is the meaning of pid,0, which can explain the specific meanings of each output item in detail.

A:

PS: Show a process
-a displays all programs.
-E The effect of this parameter is the same as specifying the "A" parameter.
-F Displays Uid,ppip,c and Stime fields.
The grep command is to find
The Middle | is a pipeline command that refers to the PS command executing concurrently with grep
This order means that the process related to Apachejetspeed is displayed.
UID PID PPID C stime TTY time CMD
The meaning of the relevant information:

The UID program is owned by the UID.

PID is the ID of this program.

PPID is the ID of its parent program

Percentage of resources used by the C CPU

Stime system Start-up time

TTY Login Terminal Location

Time used to consume the CPU.

What are the commands that CMD has issued?

What is the specific meaning of the Ps-ef |grep output?