> sort -t ','? -k 3,3 -k 4,4? file.log? # this will sort the file according to > the DATE field as well as the Time fileld. > I'm stuck for the last 30 min to find a way to get the first line of each day > (logically it'll be the earliest as i've sorted by date/time previously) once > i know how to do this, i'll be able to compare time and proceed.. If you're not afraid of perl, the Date-Manip module allows comparing time and date, among other things.
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