Using Tail to watch a log file Linux 13/12/201119/08/2021Tristan SelfLeave a Comment on Using Tail to watch a log file If you ever need to watch a log file to see if something goes into it, here is a cheeky command to do that. The -f says to watch for updates, the -n 500 shows how many lines to bring back. tail -f -n 500 <Filename>