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Bookmark or Share- How to have tail -f show colored output - Unix & Linux Stack ExchangeTry out multitail¹.This is an übergeneralization of tail -f.You can watch multiple files in separate windows, highlight lines based on their content, and more.
- What is the difference between "tail -f" and "tail -F"?tail -f fill not retry and load the new inode, tail -F will detect this. The same effect will happen if you rename/move a file. If you for example follows /var/log/messages and logrotate rotates the log to /var/log/messages.1. tail with -f will still listen to the old inode that points to messages.1. tail with -F will realize this and read the ...
- tail -f, but with line numbers - Unix & Linux Stack Exchange@OlivierDulac, tail -n +1 (read anything from the start position) addresses the race condition concerns. It will read the lines that were not in the file at the time wc -l terminated, from the exact position wc left it. So NR will have the right position regardless of how many lines have been written in between wc ending and tail starting.
- Combining tail && journalctl - Unix & Linux Stack ExchangeStack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
- logs - `tail -f` until text is seen - Unix & Linux Stack ExchangeYou can pipe the tail -f into sed, telling it to quit when it sees the line you're searching for: tail -f /path/to/file.log | sed '/^Finished: SUCCESS$/ q' sed will output each line it processes by default, and exit after it sees that line. The tail process will stop when it tries to write the next line and sees its output pipe is broken
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