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3 questions
2votes
1answer
464views
Process appears with square brackets ([]) around name after being SIGKILL'd
I am executing and killing a process as follows: python some_script.py &; pid=$!; sleep 5; kill -9 $!; ps -o pid,sid,uid,state,start,command In other words: I execute a script in the background, ...
5votes
2answers
3kviews
WCHAN = 0 for a sleeping task?
I am a little confused about the status of a process I have. It looks like this: $ ps -eal | head -n 1 ; ps -eal | grep perf F S UID PID PPID C PRI NI ADDR SZ WCHAN TTY TIME CMD 4 S ...
- 2,257
60votes
10answers
37kviews
Can ps display only non kernel processes on Linux?
How can I ask ps to display only user processes and not kernel threads? See this question to see what I mean...
- 20.8k
