3
votes
1answer
144 views

What is the difference between exiting a process via Ctrl+C vs issuing a kill -9 command?

I know I can kill any process with kill -9 command . But sometimes i see that even if I have terminated a program with CTRL+C , the process doesn't get killed . So I want to know the difference ...
5
votes
2answers
396 views

kill -9 hangs, unable to kill process (murder proof process) [duplicate]

Possible Duplicate: What if ‘kill -9’ does not work? I guess its a bit late to ask this, but for future reference; I was called to look at a server today after a customer was reporting ...
2
votes
0answers
397 views

`[java] <defunct>` with defunct children -> Any way to collect them?

Relating to question : What if 'kill -9' doesn't work? I have following situation : zombie process with threads, not collected by init : [root@Arch64]# ps auxH | grep java gwpl 569 ...
1
vote
1answer
270 views

Cross-platform (Linux, BSD, Solaris) way to check if pid exists

I am looking for a reliable cross-platform way to check if a process with a specific pid is running. Two possible solutions came up: kill -0 $PID — exit status is 0 if it the process exists and 1 ...
2
votes
1answer
270 views

Does a process invoking oom-killer kill itself?

Looking through syslog, I see lines like dd invoked oom-killer. Does this mean dd is being killed by the oom-killer or does it mean dd asked oom-killer to go kill another high memory process?
10
votes
3answers
8k views

How can I kill a <defunct> process whose parent is init?

Transmission is intermittently hanging on my NAS. If I send SIGTERM, it doesn't disappear from the process list and a <defunct> label appears next to it. If I send a SIGKILL, it still doesn't ...
20
votes
3answers
3k views

why not kill -9 a process?

I am always very hesitant to run kill -9. But I see other admins do it almost routinely. I figure there is probably a sensible middle ground. So: When should kill -9 be used? What should be tried ...
5
votes
4answers
3k views

'kill java' doesn't kill java

I am running debian right now and sometimes I need to kill java manually from the terminal, but when I try kill #pid# or pkill java nothing happens. No console output (ok, that's normal) and java is ...