| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Dilip Kumar <dilipbalaut(at)gmail(dot)com> |
| Cc: | Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Gather performance analysis |
| Date: | 2021-09-24 17:10:55 |
| Message-ID: | CA+TgmoZY7ryr7fOcS9C5U79WCGscxUfgsRJMuc8tvYO=0Tr_zg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Fri, Sep 24, 2021 at 1:19 AM Dilip Kumar <dilipbalaut(at)gmail(dot)com> wrote:
> I am looking at the "query-results.ods" file shared by Tomas, with a
> million tuple I do not really see where the patch hurts? because I am
> seeing in most of the cases the time taken by the patch is 60-80%
> compared to the head. And the worst case with a million tuple is
> 100.32% are are we pointing to that 0.32% or there is something else
> that I am missing here.
The spreadsheet has two tabs. Flip to "xeon e5-2620v3" and scroll all
the way down.
--
Robert Haas
EDB: http://www.enterprisedb.com
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