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

Redirect the output using >> instead of >. This will allow you to truncate the file without the file growing back to its original size. Also, don't forget to redirect STDERR (2>&1).

So the end result would be: myprogram >> myprogram.log 2>&1 &