From: | Daniel Gustafsson <daniel(at)yesql(dot)se> |
---|---|
To: | Justin Pryzby <pryzby(at)telsasoft(dot)com> |
Cc: | Georgios <gkokolatos(at)protonmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Rachel Heaton <rachelmheaton(at)gmail(dot)com> |
Subject: | Re: Add LZ4 compression in pg_dump |
Date: | 2022-03-27 19:55:52 |
Message-ID: | 70C0B020-5E45-480B-9F49-41566A8CFC8E@yesql.se |
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Lists: | pgsql-hackers |
> On 27 Mar 2022, at 00:51, Justin Pryzby <pryzby(at)telsasoft(dot)com> wrote:
>
> On Sun, Mar 27, 2022 at 12:37:27AM +0100, Daniel Gustafsson wrote:
>>> On 26 Mar 2022, at 17:21, Justin Pryzby <pryzby(at)telsasoft(dot)com> wrote:
>>
>>> I suggested off-list to add an 0099 patch to change LZ4 to the default, to
>>> exercise it more on CI.
>>
>> No need to change the defaults in autoconf for that. The CFBot uses the cirrus
>> file in the tree so changing what the job includes can be easily done (assuming
>> the CFBot hasn't changed this recently which I think it hasn't). I used that
>> trick in the NSS patchset to add a completely new job for --with-ssl=nss beside
>> the --with-ssl=openssl job.
>
> I think you misunderstood - I'm suggesting not only to use with-lz4 (which was
> always true since 93d973494), but to change pg_dump -Fc and -Fd to use LZ4 by
> default (the same as I suggested for toast_compression, wal_compression, and
> again in last year's patch to add zstd compression to pg_dump, for which
> postgres was not ready).
Right, I clearly misunderstood, thanks for the clarification.
--
Daniel Gustafsson https://vmware.com/
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