How do I make sure my bash script isn't already running?

Question

I have a bash script I want to run every 5 minutes from cron... but there\'s a chance the previous run of the script isn\'t done yet... in this case, i want the new run to j

Answer 1

you can use this one:

pgrep -f "/bin/\w*sh .*scriptname" | grep -vq $$ && exit