Hello All,
I have a strange issue. I've created a shell script which connects to RMAN (Oracle Recovery Manager) and executes full DB backup. I then executed this script with nohup and in the background:
The issue is that when I tried to take a look into the log:
and press Ctrl+C to exit from the tail command I am back in the shell prompt but at the same time RMAN put in the log:
I'm not able to understand why RMAN receives the Ctrl+C. Please help me.
I have a file called products.kp which contains, for example,
12345678,1^M
87654321,2^M
13579123,3
when I run the command
cat products.kp| sed -f kp.sed
where kp.sed contains
s,^M,,
I get the output
12345678,1
87654321,2
13579123,3 (5 Replies)
I have searched far and wide for an explanation for some odd behavior for output redirection and haven't come up with anything.
A co-worker was working on old scripts which have run for years and embedded in their code were output redirects which worked for the script during execution and then... (5 Replies)
Dear guys;
when deleting repeated lines using nawk as below ;
Why the below syntax works?
nawk ' !a++' infile > outfile
and when using the other below syntax the nawk doesn't work?
nawk ' { !a++ } ' infile > outfile
or
nawk '
{
!a++
} ' infile > outfile
BR (4 Replies)
I have the following program:
int main(int argc, char** argv){
unsigned long int mean=0;
for(int i=1;i<10;i++){
mean+=poisson(12);
cout<<mean<<endl;
}
cout<<"Sum of poisson: "<< mean;
return 0;
}
when I run it, I get the... (4 Replies)
It is so till login screen. I mean that when I boot my computer, Ubuntu shows a splash screen with mouse instead of Ubuntu logo and in the login screen it shows XUbuntu login screen... It began when I upgraded to previous kernel, I suppose, but I'm not sure... I can't say that it annoys me very... (6 Replies)
Hello together,
i have a strange memory behavior on a AIX 7.1 System, which i cannot explain.
The Filesystem-Cache will not be grow up and drops often after few minutes. I know if a file was deleted, that the same segment in the FS-Cache will also be cleared. But i am not sure if this is the... (8 Replies)
I am not sure what is wrong, but I have some strange behavior when printing things out.
I do create a file with only one word test, no space, no new line etc.
nano file<enter>
test<ctrl x>y<enter>
Server 1 gets (fail)
awk '{print "+"$0"*"}' file
*test
Server 2 gets (OK)
awk '{print... (9 Replies)
I am trying to create an archive using tar. I am specifying a list of directories using the -L option. For testing purposes I created a simple directory structure:
/backup/test
/backup/test/test1
/backup/test/test2
The file specified by the -L option, named files.txt, contains:... (8 Replies)
Hi All,
I am facing a strange problem while grepping for a process. Here is the small script that i have written.
It will look for any process running with the parameter passed to the script.
If no process is running it should print appropriate message.
$ cat t.ksh
#!/bin/ksh
set -x
... (9 Replies)
Discussion started by: veeresh_15
9 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)