Truncating a file while it's being used (Linux)

Question

I have a process that\'s writing a lot of data to stdout, which I\'m redirecting to a log file. I\'d like to limit the size of the file by occasionally copying the current

Answer 1

I had a similar problem and was unable to do a "tail -f" on the output of a script that was run from cron:

    * * * * * my_script >> /var/log/my_script.log 2>&1

I fixed it by changing the stderr redirect:

    * * * * * my_script >> /var/log/my_script.log 2>/var/log/my_script.err