1This script, by Viktor Dukhovni, untangles a Postfix logfile and
2groups the records one "session" at a time based on queue ID and
3process ID information.
4
5Records from different sessions are separated by an empty line.
6Such text is easy to process with $/="" in perl, or RS="" in awk.
7
8Usage:
9    perl collate.pl file...
10
11It reads standard input when no file is specified.
12