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Questions tagged [nohup]

68 questions
281
votes
13 answers

Can I nohup/screen an already-started process?

I'm doing some test-runs of long-running data migration scripts, over SSH. Let's say I start running a script around 4 PM; now, 6 PM rolls around, and I'm cursing myself for not doing this all in screen. Is there any way to "retroactively" nohup a…
ojrac
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23
votes
6 answers

How to run script via SSH that doesn't end when I close connection?

I need to run script, that takes long time to execute, or I just want it to run forever. I can't just SSH to my machine, because when I disconnect it stops running. Is there any way to run script that isn't dependent on the shell that started…
Jakub Arnold
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17
votes
7 answers

how to rotate nohup.out file without killing my application

My nohup.out file is growing fast. I am running an application in the background, it's writing nohup.out file, now I need to rotate nohup.out file without killing my application. Can this be done?
user2454307
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16
votes
3 answers

Redirect nohup to stdout

Is it possible to let a process started with nohup, write to stdout instead of in a file? or maybe in the file and on the screen? nohup python start.py & writes to nohup.out, but I'd like it to output to the screen, nohup is only meant as a hedge…
Davoud Taghawi-Nejad
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13
votes
3 answers

What does the ampersand (&) symbol mean with `nohup`?

Ive seen tons of examples where a & follows the end of a command string, but I can't seem to find an explanation on what it does. It's not even in nohup's man page. Is this a shell thing? Either using & or not, I find that any process ran with…
Chad Harrison
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13
votes
4 answers

There is any way to run processes in the background in Windows? nohup equivalent for windows

nohup runs a process in the background. There is any equivalent for Windows?
Jader Dias
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10
votes
5 answers

Using nohup when initial input is required

On a linux system is there any way to use nohup when the process that is being nohuped required input, such as an rsync command that needs a password to be entered but will then run happily on its own?
DrStalker
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9
votes
4 answers

nohup multiple sequential commands

I need to nohup two commands, one after another. The second command has to be executed AFTER the first command. Here are the commands: tar -zcf archive.tar.gz.tmp mydir mv archive.tar.gz.tmp archive.tar.gz I need the commands to run in the…
Jake Wilson
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9
votes
2 answers

How do I get nohup.out flushed more often?

On Ubuntu 10.04, I have a long Python program that prints a bunch of output; I run this under "nohup". However, it waits until the end to put all the text in nohup.out. When I run similar programs under FreeBSD, each line gets sent to nohup.out. Is…
Paul Hoffman
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7
votes
1 answer

rsync termiates after a while unexpectedly

I run a rsync command with nohup in ssh session, but after a while it returns this error: rsync error: received SIGINT, SIGTERM, or SIGHUP (code 20) at rsync.c(549) [generator=3.0.9] rsync error: received SIGINT, SIGTERM, or SIGHUP (code 20) at…
Arash Mousavi
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7
votes
2 answers

rotate nohup out file (nohup.log)

is there a 'native' way where i can rotate nohup out file ?
silviud
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6
votes
1 answer

nohup vs screen vs ? for manually starting daemon processes

When I need to start a background process on a low-importance server, I tend to use nohup: nohup ./server.sh & Most colleagues seem to prefer screen: screen -D -R mydaemon ./mydaemon.sh ^A ^D Are there any major differences in the effect of these…
Steve Bennett
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5
votes
6 answers

job control and ssh

I can't seem to figure out a decent way to manage jobs over ssh. I want to start a job in an ssh session, logout, log back in, do a fg, check on the job, logout, then repeat the whole process. nohup doesn't seem to wrok well. I used this command …
devin
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5
votes
4 answers

How do I find out the process id of the backgrounded process?

I've got a command (program) that I'd like to run with nohup and background it. Like nohup command > logfile.txt & How do I find out the process ID? I would like to be able to write the process id in a file, read it later and kill the process…
user66336
4
votes
3 answers

How to use nohup to continue to run a command after the user logout?

nohup & When I SSH into a Linux server, if I want to run a command and make sure that it will continue to run in the background after I logout from SSH, I will use the above commands. Recently I am using a server stack called Bitnami…
userpal
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