Tagged Questions
0
votes
2answers
39 views
`ps | grep | kill` aborts my script prematurely [duplicate]
I have a Linux computer that I remotely SSH into using plink on a Windows XP machine. I have the Plink program set to execute commands in a script using automated login:
plink -ssh [domain name] -l ...
3
votes
3answers
34 views
Print process ID (PID) of a Matlab instance
To run my Matlab scripts, I've created a shell script to which I give two parameters - the path to the matlab file ($1) and to the log file ($2):
nohup time matlab -some_parameters -r "run $1;exit" ...
0
votes
1answer
54 views
How to kill the (last - 1) PID with bash
I know how to kill the last process with
kill $!
However I would like to kill the last - 1 process, ie not the last one, but the one before the last one.
I tried
kill $$(($! -1))
but it ...
2
votes
4answers
94 views
pkill can't kill processes with parent process id 1
I want to kill the following processes using
pkill "run_tcp_sender.sh"
or
pkill -SIGKILL "run_tcp_sender.sh"
root 14320 1 0 2012 ? 00:00:00 bash run_tcp_sender.sh ...
4
votes
1answer
41 views
Suspend and edit previous single line commands
Say I want to modify the latter of some concatenated command line options, is it possible without killing the first command?
Specifically I have compile and run scripts executed thusly:
> compile ...
4
votes
1answer
52 views
Kill user processess on logout
I have a Ubuntu server that handles remote X sessions from users. However, I don't want to allow users to run any kind of background processes - so here is my question:
How do I prevent users from ...
1
vote
4answers
164 views
kill a group of processes with negative PID
kill -TERM -PID
is supposed to kill PID and all its child processes.
but this doesn't work on openSUSE, it always tell me that no such process -PID no matter what PID i use.
So if the negative PID ...
2
votes
1answer
199 views
What does kill 0 do actually?
In the man page, it says:
kill [ -s signal | -p ] [ -a ] [ -- ] pid ...
pid... Specify the list of processes that kill should signal. Each pid can be one of five things:
0 All ...
16
votes
1answer
490 views
How does systemd survive a kill -9?
Between the recent "Why does 'kill -9 0' end my console session" and "How to get a kernel panic" questions, I got a bur under my saddle and tried kill -9 1 on a mostly up-to-date Arch linux laptop. I ...
6
votes
1answer
238 views
Why does “kill -9 0” end my console session?
I just wonder why kill -9 0 ends my tty console session?
What exactly is PID 0, it is not listed on a ps aux?
10
votes
2answers
368 views
Why does bash show 'Terminated' after killing a process?
Here is the behaviour I want to understand:
$ ps
PID TTY TIME CMD
392 ttys000 0:00.20 -bash
4268 ttys000 0:00.00 xargs
$ kill 4268
$ ps
PID TTY TIME CMD
392 ttys000 ...
1
vote
3answers
229 views
Kill only one Java process
I usually run few Java applications, one for server running locally and other for some IDE like NetBeans. And from time to time, after lots of redeployments, my server get stuck on ...
3
votes
1answer
143 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 ...
3
votes
1answer
179 views
Cannot kill a java process
I have a java process that cannot be killed. I have tried every method I know, or that I have found on the internet to no avail. I have tried:
killall java
kill -9 <pid>
kill -11 <pid>
...
1
vote
1answer
87 views
Application in terminal still running but not directly accessible [duplicate]
Possible Duplicate:
How to suspend and bring a background process to foreground
I have kind of an odd problem which I haven't encountered before. Here's what I did:
I started an ...
1
vote
3answers
178 views
I want to kill all processes that result from the following command
The following command will display all the PID's running for vmstat1:
ps -ef | grep "vmstat 1" | awk '{ print $2 }'
My question is, how do I kill them all, if there's like 20 of them at once?
1
vote
2answers
139 views
How to stop a infinite running process (ztail) started by a ssh session after that session is closed
I have a peculiar problem. My server supports multiple ssh session simultaneously, so that multiple admins can manage (via command line interface) it simultaneously. We have a command which calls ...
1
vote
1answer
210 views
Korn shell timeout/kill script
I am trying to write a simple Korn shell script to execute a loading process. The process occasionally runs into connectivity issues, so I need to kill it if it runs too long.
I have been trying the ...
4
votes
2answers
104 views
How to kill a process giving it a number of seconds before a doing the forced kill?
I do have the PID of the process to be killed but I do want to give it the chance to die peacefully, without doing a -9.
Expected behaviour: check if PID is still running for up to ten seconds and do ...
4
votes
6answers
853 views
Kill many instances of a running process with one command
This is one of the questions that has troubled me often. Suppose I have thousand or more instances of any process(for e.g. say the process vi) running. How do I kill them all in one single shot/one ...
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 ...
3
votes
2answers
275 views
Why is `sudo pkill -HUP -f “nginx: master process”` returning code 129 and no output
I'm trying to trigger a reload of the Nginx master process by using pkill and sudo.
The server reloads fine, but I was just curious if anyone knows why the command sudo pkill -HUP -f "nginx: master ...
10
votes
2answers
476 views
Is there an upper limit to the number of zombie processes you can have?
I used to work with an HP-UX system and the old admin told me there is an upper limit on the number of zombie processes you can have on the system, I believe 1024.
Is this a hard fact ceiling? I ...
13
votes
3answers
952 views
How to kill a process with a single command?
I want to kill a process, after finding the id in a single step.
I currently use these two commands:
pidof <name>
kill <#number_which_is_result_of_command>
How can I write a single ...
3
votes
2answers
457 views
How can I kill the top CPU/IO process quickly?
I find that sometimes my Linux will stop responding, so I need to switch to another terminal with CtrlAltF2, and type a command to kill the top CPU usage process or top IO usage process, so that the ...
1
vote
2answers
351 views
Kill all processes related to an application
I have two processes that are temporarily spawned and I need to kill them. Here are the processes from ps aux
david 38329 0.0 5.0 3916476 104624 s002 S 11:33AM 0:17.43 ...
2
votes
5answers
859 views
Graceful way to kill process
After my bash script is done with the selenium server, the script kills it like this:
kill `ps -ef | grep selenium | awk '{ print $2 }'`
While this works and it does kill the selenium script, it ...
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 ...
19
votes
2answers
366 views
When you try to terminate a process for good, which option for “kill” should you use?
I am getting a lot of mixed messages from people, and was wondering if it there really is not much of a difference in what you use.
kill 'x'
killall 'x'
kill -9 'x'
These are some options I've been ...
2
votes
3answers
383 views
What is meant with terminating a process normally?
In an examination it is stated:
Give 2 different ways that a process can terminate normally. Describe
the differences.
What is meant with terminate normally?
5
votes
3answers
2k views
How to kill a daemon with its name gracefully?
I usually kill a process with killall.
killall markdoc
But I can't sure this command terminates the process gracefully.
Does this command graceful termination? If it's not, how can I kill a ...
5
votes
4answers
1k views
Finding the ID of a process and killing it
When ever I need to kill a background process I do ps -e | grep <process_name>
Which prints something like this 1766 ? 00:00:13 conky , Then I use the process ID to kill it like so kill 1766 .
...
1
vote
0answers
140 views
Rogue Java process brings my computer to a halt
In reference to my earlier post: Is there a log of past threads that are now closed?
I gave the process a kill -STOP signal and started examining the details. I can't seem to figure out why it is ...
1
vote
2answers
207 views
Is there a log of past threads that are now closed?
Sometimes, I have a rogue Java process which takes up 100% of my CPU and makes it jump about 30C in temperature (usually resulting in a crash if not killed).
Problem is, I can never really identify ...
4
votes
2answers
2k views
How to pkill by “command name”?
So I'm executing a command like:
COMMANDNAME -PARAMETERS
But..why can't I kill it with "pkill"? I'm trying with:
pkill -9 "COMMANDNAME -PARAMETERS"
but it doesn't kills the "COMMANDNAME ...
7
votes
3answers
568 views
How to stop a bunch of processes on unix fast?
How to stop a bunch of processes on unix fast.
I can use ps/top, kill.
If the number of processes is very large, I use shell script.
Are there other ways, only one or two unix commands can do it ...
4
votes
3answers
922 views
How to kill two or more processes with one kill command?
I am using the following command to kill one java process via shell script:
pidof java|xargs kill -9 $1
What if the list of pidof output has more than one elements? How do I kill them both with ...
3
votes
3answers
199 views
Kill process when it stops to produce further output
Is there a shell tool which can probe if a subprocess is still producing output, and otherwise kill it after a specified timeout?
I'm using offlineimap for Gmail backup, but that's very very very ...
2
votes
3answers
568 views
How to monitor or kill a process which has been started by cron?
I have some bots, which are run by the System scheduler at given time interval. But sometimes due to some logical error I have to stop these bots manually. How can I find these processes run by the ...
5
votes
2answers
1k views
killall gives me `no process found ` but ps
Could somebody explain to me the difference between kill and killall? Why doesn't killall see what ps shows?
# ps aux |grep db2
root 1123 0.0 0.8 841300 33956 pts/1 Sl 11:48 0:00 ...
10
votes
3answers
6k views
Where can I see a list of kernel killed processes?
Is there some way I can check which of my processes the kernel has killed? Sometimes I log onto my server and find that something that should've run all night just stopped 8 hours in and I'm unsure if ...
1
vote
1answer
565 views
Kill child-parent processes in a single command
I connect to Internet using sudo wvdial on Fedora 14. The terminal needs to be kept working. My requirement is to run yum update in a separate terminal, then kill wvdial & its parent terminal and ...
13
votes
5answers
4k views
How can I close a terminal without killing its children (without running `screen` first)?
sometimes I run an app in the gnome-terminal, but then I suddenly have to restart gnome or something. I guess the answer to the question is also useful then I want to disconnect from SSH where ...
76
votes
11answers
32k views
What if 'kill -9' does not work?
I have a process I can't kill with kill -9 <pid>. What's the problem in such a case, especially since I am the owner of that process. I thought nothing could evade that kill option.
7
votes
2answers
2k views
How to kill both process and subprocess?
I asked a question to know how to get multiple lines of message from Python's subprocess module.
The problem is that in the course of testing, I had to kill the python process that runs gnuchess ...
