| From: | Michael Paquier <michael(at)paquier(dot)xyz> |
|---|---|
| To: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Bruce Momjian <bruce(at)momjian(dot)us> |
| Subject: | Re: file cloning in pg_upgrade and CREATE DATABASE |
| Date: | 2018-10-01 02:23:19 |
| Message-ID: | 20181001022319.GA5982@paquier.xyz |
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| Thread: | |
| Lists: | Postg스포츠 토토SQL |
On Fri, Sep 28, 2018 at 02:19:53PM +0900, Michael Paquier wrote:
> Thanks for the rebase. At the end I got my hands on only an APFS using
> a mac. I ran a test with an instance holding a database with pgbench at
> scaling factor 500, which gives close to 6.5GB. The results are nice on
> my laptop:
> - --reflink=never runs in 15s
> - --reflink=always runs in 4s
> So that's a very nice gain!
Please note that I have moved the patch to CF 2018-11, as the last
review is very recent.
--
Michael
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