.\" Text automatically generated by txt2man .TH postfix-collate 1 "02 April 2024" "postfix-3.9.0" "" .RS This script, by Viktor Dukhovni, untangles a Postfix logfile and groups the records one "session" at a time based on queue ID and process ID information. From auxiliary/collate/collate.pl. .PP Records from different sessions are separated by an empty line. Such text is easy to process with $/="" in perl, or RS="" in awk. .PP Usage: postfix-collate file\.\.\. .PP It reads standard input when no file is specified.