10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi Guys,
I have a main_script.sh which runs every day and scheduled in crontab.
in the main script i read data from config file
test.config
apple
mango
orange
main_script.sh
for i in `cat test.config`
do
if
then
echo 'Apple' (3 Replies)
Discussion started by: Master_Mind
3 Replies
2. Shell Programming and Scripting
Hi All,
I am trying to call a shell script in a loop. I want my first instance to complete, and then the 2nd instance of the command to start - and so on.
eg. I am running this script 30 times. The wrapper script needs business date, from_time,to_time & server_name as inputs.
script_name... (2 Replies)
Discussion started by: neil.k
2 Replies
3. Shell Programming and Scripting
so i have a script that takes a while to complete and its cpu intensive. this script is being used by several users. i want to make sure only 1 user can run this script at any given time.
i originally thought of running a while loop to egrep the process table of the PID ($$) of the process,... (7 Replies)
Discussion started by: SkySmart
7 Replies
4. Shell Programming and Scripting
Hi all,I have some questions of forking new process,the code is below.Any help will be appreciated.
1 #! /bin/bash
2
3 PIDS=$(pidof sh $0)
4 P_array=( $PIDS )
5 echo $PIDS
6 let "instances = ${#P_array}-1"
7
8 echo "$instances instance(s)" of this script running."
9... (4 Replies)
Discussion started by: homeboy
4 Replies
5. Shell Programming and Scripting
I am trying to debug the following script. It appears that when the check for script running occurs, it's finding the actual grep statement and causing the script believe the script is already running. This is deployed on two different servers where one works fine, the other doesn't. Any ideas?
... (2 Replies)
Discussion started by: DaddyMoose
2 Replies
6. UNIX for Dummies Questions & Answers
How would I go about getting the previous date on the server? I'm out of ideas...I am thinking that I could do it using the date command, but I am unable to find any information on doing it. For example if the current date is April 17th 2008 it would be (20080417) <- (YYYYMMDD). I need the previous... (4 Replies)
Discussion started by: developncode
4 Replies
7. Shell Programming and Scripting
Alright, I think I know what I am doing with sed(which probably means I don't). But I cant figure out how to replace just the first occurance of a string. I have tried sed, ed, and grep but can't seem to figure it out. If you have any suggestions I am open to anything! (3 Replies)
Discussion started by: IronHorse7
3 Replies
8. Shell Programming and Scripting
a.ksh & b.ksh run at the same time and takes huge resource and time.I want to put a technique so that one wil run after another.
eg put a flag so that each script will check if it running , then sleep and wait it to finish.
Can some one advise (3 Replies)
Discussion started by: konark
3 Replies
9. Shell Programming and Scripting
Hi,
I'm currently trying to write a script that checks a log file for certain errors. Once checked it then records the filesize in another file. All this is fine, my problem is that the next time I do my error check I only want to check from previously recorded filesize to the end of file. I'm... (2 Replies)
Discussion started by: stuck1
2 Replies
10. UNIX for Dummies Questions & Answers
Hi,
I can use history command in unix to view my last 50 commands. But how can I run the previous commands easily? Can history command help?
Firebird (2 Replies)
Discussion started by: firebirdonfire
2 Replies