I need something unusual, I guess. I need to start a process, and if that process displays a specific error message, I need to kill that process and restart it.
Something like:
Explanation, I need to start the process, check if it echoes any messages and if any of them is the one that I'm waiting, I need to kill that process.
Restarting of the process I can do putting all this in a while loop or something.
Is this possible at all? Is there any easier way to accomplish the same thing?
I need to help to work this
Print everything between 2 patterns if grep is not found the search word
example
Detroit
orange
cat
bat
rat
apple
sed -n "/Detroit,/apple/p" d |grep chicago
output would be
Detroit
orange
cat
bat
rat (1 Reply)
Good afternoon
I need to KILL a process in a single command sentence, for example:
kill -9 `ps -aef | grep 'CAL255.4ge' | grep -v grep | awk '{print $2}'`
That sentence Kills the process ID corresponding to the program CAL255.4ge.
However it is possible that the same program... (6 Replies)
Hello, can someone help me how to find a word and 2 lines after it and then send the output to another file.
For example, here is myfile1.txt. I want to search for "Error" and 2 lines below it and send it to myfile2.txt
I tried with grep -A but it's not supported on my system.
I tried with awk,... (4 Replies)
Hi
I want to write a shell script which can find the process id's of all the process and kill them eg:
ps ax | grep rv_
3015 ? S 0:00 /home/vivek/Desktop/rv_server
3020 ? S 0:00 /home/vivek/Desktop/rv_gps
3022 ? S 0:00 /home/vivek/Desktop/rv_show
... (7 Replies)
Hi
How to prevent grep command from throwing a system trap(or returning error status) if No match is found in the specified file(s) ?
Consider this simple shell script:
#!/usr/bin/ksh
trap 'STATUS=$?;set +x;echo;echo error $STATUS at line nb $LINENO executing :\
`sed -n... (2 Replies)
Soz im a bit newbie...
I want to do:
ps -A | grep firefox | kill $1
it should kill the pid associated, but it doesnt work.
$1 is the pid (if i do a awk {'print $1'} i get it ) , but kill doesnt take it as such...
How can i do it? (3 Replies)
I want to Kill a process without using kill command as i don't have privileges to kill the process. I know the pid and i am using Linux 2.6.9 OS. (6 Replies)
Hello,
How do I use grep to find a pattern in a list of file and then display 5 lines after the pattern is matched
Eg:
I want to match the string GetPresentCode in all files in a folder and then see 4 lines following this match. I am not sure if grep is what should be used to achieve. Thanks!... (3 Replies)
Hi all
i have simple c program , when i wish to kill the app
im using kill(0,-9) , but it seams this command don't do any thing and the program.
just ignore it .
what im doing wrong here ?
im using HP-UX ia64
Thanks (9 Replies)
Hi All,
I am unable to kill a process using kill command. I am using HP-UX system. I have tried with kill -9 and i have root privilages.
How can i terminate this daemon ? ? ?
Regards,
Vijay Hegde (3 Replies)