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Re: [bug-gawk] Increased RAM memory usage in gawk 5.0.1 compared to gawk


From: Andrew J. Schorr
Subject: Re: [bug-gawk] Increased RAM memory usage in gawk 5.0.1 compared to gawk 4.1.4
Date: Wed, 28 Aug 2019 15:07:33 -0400
User-agent: Mutt/1.5.21 (2010-09-15)

Or more simply:

bash-4.2$ yes | head | ./gawk -f /tmp/simple_mem.awk 
debug: purge_record saving field 1 with refcnt 2
debug: purge_record saving field 1 with refcnt 2
debug: purge_record saving field 1 with refcnt 2
debug: purge_record saving field 1 with refcnt 2
debug: purge_record saving field 1 with refcnt 2
debug: purge_record saving field 1 with refcnt 2
debug: purge_record saving field 1 with refcnt 2
debug: purge_record saving field 1 with refcnt 2
debug: purge_record saving field 1 with refcnt 2
RSS per record = 14.80

I'm not sure whether this catches the entire problem, but it's certainly
a good place to start looking...

Regards,
Andy

Attachment: simple_mem.awk
Description: Text document


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