Hi,
I have a script as follows:
#!/bin/sh
nohup ./my_program >& /dev/null &
However, i get a "Generated or received a file descriptor number that is not valid" whenever I run it.
running the command up in prompt is ok though.
if i change the first line to #!/bin/csh
i get a then:... (4 Replies)
Hi,
Using nohup it sends output automatically to $HOME/nohup.out - how do I direct this output to another named file instead, so I can run several scripts in the background at once, directing their outputs into individual log files?
Cheers (3 Replies)
Hi
I submitted a long running executable without using nohup. Now, is there any way I can assure to keep that process ON even if my session gets killed?
Thanks
Bobby (3 Replies)
I find that if I use nohup (in bourne shell script) then all the interactive parts in my code are gone hidden... e.g., the places asking input from the user (such as ckyorn) will not be displayed. This is no good.
Is there a way to use nohup (or similar utility) and meanwhile, to keep the... (9 Replies)
hi,
im using nohup command to execute one script.
in the nohup.out im getting standerd output as well as standerd error in it.
i want standerd output and error in nohup.out and only standerd error in error.txt file.
im using command like following
nohup sh test.sh 2>error.txt &
... (5 Replies)
Hi,
I've read the man page on nohup.
But I still can't see what's the differences if
we just send a process to background versus
sending a nohup process to background.
eg:
myprocess &
vs
nohup myprocess &
Without nohup, myprocess would still run uninterruptible
at background... (2 Replies)
Hi,
I am running the below script. When i run the script normally it executes fine but when i run the same script using nohup it throws an error as getStatus.sh: syntax error at line 3: `(' unexpected . Can you let me know why it is so?
while
do
. $(dirname $0)/include.sh
cd... (2 Replies)
Good afternoon,
I'm have program that executes in background another programs. The main program would be programA and the programs executed by the main one, would be program1a, program1b and program1c.
I need the programs to continue the execution no matter if the shell connection is lost,... (6 Replies)
Shell : bash
OS : Oracle Linux 6.4
I want to save the ouput of a nohup command to file other than nohup.out . Below are my 3 attempts.
For both Attempt1 and Attempt2 , the redirection logs the output correctly to the output file. But I get the error "ignoring input and redirecting stderr to... (7 Replies)
Hi,
running this script in normal mode, no error occours
#!/usr/bin/ksh
VALUE=0
SUBJECT='sub'
ADDRESSES="aaa@gmail.com"
BODY='body'
while true
do
COUNT=$(tail -2500 /log/file.log | grep -i "error" | wc -l)
if ; then
echo "$BODY" | mailx -s "$SUBJECT" "$ADDRESSES"... (3 Replies)
Discussion started by: nash83
3 Replies
LEARN ABOUT HPUX
nohup
nohup(1) General Commands Manual nohup(1)NAME
nohup - run a command immune to hangups
SYNOPSIS
command [arguments]
DESCRIPTION
executes command with hangups and quits ignored. If output is not redirected by the user, both standard output and standard error are sent
to If is not writable in the current directory, output is redirected to otherwise, fails. If a file is created, the file's permission bits
will be set to
If output from is redirected to a terminal, or is not redirected at all, the output is sent to
EXTERNAL INFLUENCES
Environment Variables
determines the language in which messages are displayed.
If is not specified in the environment or is set to the empty string, the value of is used as a default for each unspecified or empty vari-
able. If is not specified or is set to the empty string, a default of "C" (see lang(5)) is used instead of
If any internationalization variable contains an invalid setting, behaves as if all internationalization variables are set to "C". See
environ(5).
International Code Set Support
Single- and multi-byte character code sets are supported.
EXAMPLES
It is frequently desirable to apply to pipelines or lists of commands. This can be done only by placing pipelines and command lists in a
single file, called a shell script. To run the script using
features apply to the entire contents of file. If the shell script file is to be executed often, the need to type can be eliminated by
setting execute permission on file. The script can also be run in the background with interrupts ignored (see sh(1)):
file typically contains normal keyboard command sequences that one would want to continue running in case the terminal disconnects, such
as:
WARNINGS
Be careful to place punctuation properly. For example, in the command form:
applies only to command1. To correct the problem, use the command form:
Be careful of where standard error is redirected. The following command may put error messages on tape, making it unreadable:
whereas
puts the error messages into file
EXIT STATUS
The following exit values are returned:
The command specified by
command was found but could not be invoked
An error occurred in the nohup utility or the specified
command could not be found
Otherwise, the exit status of nohup will be that of the command specified.
SEE ALSO chmod(1), nice(1), sh(1), signal(5).
STANDARDS CONFORMANCE nohup(1)