tail every file under a directory
- rate of total lines being logged tailall /var/log 2>/dev/null | pv -l > /dev/null
- deal with ["error", "/var/log/auth.log", "IOError(13, 'Permission denied')"]
echo hi >> logfiledoes not work- Log writers are assumed to do well-behaved line-oriented IO. If a writer does: write('OH'); flush(); write('HAI'); the message may become interspersed with other items.