Nice solution , thnx!!

However, the records are not <= 100 bytes they are much larger. there are abbout 5 mil records (lines) which sum up to 20GB in total. Some records are big > 5MB and some are small (5 bytes) so in-memory sort is not an option :(

In reply to Re^2: sorting type question- space problems by baxy77bax
in thread sorting type question- space problems by baxy77bax

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