If the script runs out of memory with the original pipeline approach then you are leaking memory. Are you doing something like keeping a copy of all of the data you have seen in a data structure? Perl won't have enough memory available to do that.

In reply to Re: Problems reading large gz files with IO::Uncompress::Gunzip by tilly
in thread Problems reading large gz files with IO::Uncompress::Gunzip by dnquark

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