| From: | Julien Rouhaud <julien(dot)rouhaud(at)dalibo(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Josh Berkus <josh(at)agliodbs(dot)com>, "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Peter Geoghegan <pg(at)heroku(dot)com>, Noah Misch <noah(at)leadboat(dot)com>, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net>, Bruce Momjian <bruce(at)momjian(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Rename max_parallel_degree? |
| Date: | 2016-06-15 16:14:56 |
| Message-ID: | 2b70e5a6-28fe-6601-d294-cd568930265f@dalibo.com |
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| Lists: | pgsql-hackers |
On 15/06/2016 17:49, Robert Haas wrote:
> On Tue, Jun 14, 2016 at 7:10 AM, Julien Rouhaud
> <julien(dot)rouhaud(at)dalibo(dot)com> wrote:
>>> I don't entirely like the new logic in
>>> RegisterDynamicBackgroundWorker.
>>
>>> I wonder if we can't drive this off
>>> of a couple of counters, instead of having the process registering the
>>> background worker iterate over every slot. [...]
>>>
>
> I think we should go that way. Some day we might try to make the
> process of finding a free slot more efficient than it is today; I'd
> rather not double down on linear search.
>
Ok.
> Are you going to update this patch?
>
Sure, I'll post a new patch ASAP.
--
Julien Rouhaud
http://dalibo.com - http://dalibo.org
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