| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Peter Geoghegan <pg(at)heroku(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Kevin Grittner <kgrittn(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: _mdfd_getseg can be expensive |
| Date: | 2016-08-19 00:26:14 |
| Message-ID: | 20160819002614.obvu6nuk7pi25o63@alap3.anarazel.de |
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| Lists: | pgsql-hackers |
On 2016-06-30 18:14:15 -0700, Peter Geoghegan wrote:
> On Tue, Dec 15, 2015 at 10:04 AM, Andres Freund <andres(at)anarazel(dot)de> wrote:
> > Took a while. But here we go. The attached version is a significantly
> > revised version of my earlier patch. Notably I've pretty much entirely
> > revised the code in _mdfd_getseg() to be more similar to the state in
> > master. Also some comment policing.
>
> Are you planning to pick this up again, Andres?
Rebased version attached. A review would be welcome. Plan to push this
forward otherwise in the not too far away future.
Andres
| Attachment | Content-Type | Size |
|---|---|---|
| 0001-Improve-scalability-of-md.c-for-large-relations.patch | text/x-patch | 22.5 KB |
| 0002-Faster-PageIsVerified-for-the-all-zeroes-case.patch | text/x-patch | 1.5 KB |
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