How to empty a log file that is currently being written to on Linux?

To clear the currently writing log file, you can use the following methods:

1. By using the truncate command, you can reset the size of a file to zero, effectively emptying its contents. To clear a file, use the following command:
2. Clear the contents of the logfile located at /path/to/logfile.
3. This will truncate the size of the /path/to/logfile file to 0, emptying the contents of the file.
4. Redirecting with the echo command: To clear a file, you can use the following command.
5. Clear the content of the file located at /path/to/logfile.
6. This will redirect an empty string to the /path/to/logfile file, erasing its contents.
7. By using the cp command: you can empty a file with the following command:
8. Clear the contents of the log file by copying nothing to it.
9. This will copy the contents of /dev/null to the file located at /path/to/logfile, effectively emptying the file.

Please note that all the methods mentioned above will clear the contents of the file but will not delete the file itself. Therefore, if you need to keep the file, you can use any of these methods. If you need to delete the file and clear disk space, you can use the rm command.

rm /path/to/logfile

This will directly delete the files and free up disk space.