tail -F. The -F option prints new content as it's appended (like -f), but also re-opens a file if it's created anew, as occurs when a log file is rotated."/>
 

Watch a Log File

If you want to watch a log file, use tail -F. The -F option prints new content as it's appended (like -f), but also re-opens a file if it's created anew, as occurs when a log file is rotated.
Wednesday, September 14th, 2005

If you want to watch a log file, use tail -F. The -F option prints new content as it’s appended (like -f), but also re-opens a file if it’s created anew, as occurs when a log file is rotated.

Martin Streicher is the founder of Locomotive, an expert Rails consultancy. Formerly, he was Editor-in-Chief of Linux Magazine from 2002 to 2007. You can contact him at martin.streicher@linux-mag.com and follow him on Twitter.

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