Re: change default default_toast_compression to lz4?

> On Mar 4, 2026, at 12:09, Michael Paquier <michael@paquier.xyz> wrote:
>
> On Fri, Feb 27, 2026 at 10:10:20AM +0900, Michael Paquier wrote:
>> Ah, right.  This is what we have done for ICU in fcb21b3acdcb.  While
>> --with-lz4 is still allowed for backward-compatibility, we show only
>> --without-icu in the output of configure --help.  Reflecting the
>> documentation to show up the same contents as --help makes sense.
>
> It would have been a waste to not see this change happening, so I have
> looked a bit more in depth at it.  You are right that we should remove
> the reference to --with-lz4, but it seems to me that this should apply
> to all the references of the switch we have in the docs.  The change
> in meson.build was not necessary.  Another thing not yet included was
> the mandatory autoreconf.  With all that done, applied.
>
> Now, let's see how much this breaks the buildfarm..  Because things
> will break.  I'll send a poke to the buildfarm mailing list.
> --
> Michael

Hi Michael,

As you have pushed this patch, could you please take a look at [1] that fixes an edge-case bug of in astreamer for the
lz4decompressor. 

[1] https://www.postgresql.org/message-id/0594CC79-1544-45DD-8AA4-26270DE777A7%40gmail.com

Best regards,
--
Chao Li (Evan)
HighGo Software Co., Ltd.
https://www.highgo.com/