Re: data-checksums

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От Alvaro Herrera
Тема Re: data-checksums
Дата
Msg-id 20180109184149.ih4ore4c4axwizor@alvherre.pgsql
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Ответ на Re: data-checksums  ("Rakesh Kumar" <rakeshkumar464@mail.com>)
Ответы Re: data-checksums  ("Rakesh Kumar" <rakeshkumar464@mail.com>)
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Rakesh Kumar wrote:
> 
> > That said, imv anyway, the performance hit is small and having
> > checksums is well worth it.
> 
> I also would like to believe that the hit is small, but when PG
> official document writes "noticeable performance penalty", it becomes
> difficult to convince management that the hit is small :-)

Why believe, when you can measure?

-- 
Álvaro Herrera                https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services


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