> Most of the time when I run pgbench I use my own shell script, which does this:
>
> PGOPTIONS='-c vacuum_freeze_min_age=0 -c wal_compression=off' pgbench
> -i -s $SCALE
>
> Have you considered this case? In other words, have you considered the
> benefits of this patch for users that currently deliberately force
> freezing by VACUUM, just because it matters to their benchmark?
I am not sure how many people use this kind of options while running
pgbench -i but we could add yet another switch to fall back to none
FREEZE COPY if you want.
Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp