NAME timeprefix - Prefix the current time to each line SYNOPSIS timeprefix DESCRIPTION timeprefix reads stdin line by line and prefix the current time (at the point the line has been fully read) to each line and prints the prefixed line to stdout. The timestamp is written in both decimal boot time and human-readable real time (in UTC), with with boot time first so that muliple generated log files can merged into one with sort --merge. timeprefix also marks when the program started and terminated.