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help / color / mirror / Atom feedFrom: Justin Pryzby <pryzby@telsasoft.com>
To: Bruce Momjian <bruce@momjian.us>
Cc: pgsql-hackers@lists.postgresql.org
Subject: add default parallel query to v10 release notes? (Re: [PERFORM] performance drop after upgrade (9.6 > 10))
Date: Thu, 24 May 2018 20:00:25 -0500
Message-ID: <20180525010025.GT30060@telsasoft.com> (raw)
In-Reply-To: <20180128235310.GA5024@momjian.us>
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<CAFj8pRDnW+bD5OmWjawxryv_=BctsE8HF5Y1n=oxgQ+xwrVqUQ@mail.gmail.com>
<CA++JNScUoxYKBhURxbG_DzoUfgKJup4a4TXUTiG1FFjuq8X-VQ@mail.gmail.com>
<CA++JNSfTEifSiBq73zpGCQuDNGr9yYcjmkx_=LtAbnadKLY_vg@mail.gmail.com>
<20171026194515.GV21735@telsasoft.com>
<20180128235310.GA5024@momjian.us>
Moving to -hackers;
On Sun, Jan 28, 2018 at 06:53:10PM -0500, Bruce Momjian wrote:
> On Thu, Oct 26, 2017 at 02:45:15PM -0500, Justin Pryzby wrote:
> > Is it because max_parallel_workers_per_gather now defaults to 2 ?
> >
> > BTW, I would tentatively expect a change in default to be documented in the
> > release notes but can't see that it's.
> > 77cd477c4ba885cfa1ba67beaa82e06f2e182b85
>
> Oops, you are correct. The PG 10 release notes, which I wrote, should
> have mentioned this. :-(
I just saw your January response to my October mail..
Maybe it's silly to update PG10 notes 9 months after release..
..but, any reason not to add to v10 release notes now (I don't know if the web
docs would be updated until the next point release?)
Justin
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To: pgsql-performance@postgresql.org
Cc: pryzby@telsasoft.com, bruce@momjian.us, pgsql-hackers@lists.postgresql.org
Subject: Re: add default parallel query to v10 release notes? (Re: [PERFORM] performance drop after upgrade (9.6 > 10))
In-Reply-To: <20180525010025.GT30060@telsasoft.com>
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