Re: Minor adjustment: Update the range of the commit_siblings parameter.

From: Chao Li <li(dot)evan(dot)chao(at)gmail(dot)com>
To: zengman <zengman(at)halodbtech(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Minor adjustment: Update the range of the commit_siblings parameter.
Date: 2025-11-10 13:53:52
Message-ID: 2756C5FD-84BB-4368-AABA-64EBC73F74BA@gmail.com
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> On Nov 10, 2025, at 19:04, zengman <zengman(at)halodbtech(dot)com> wrote:
>
> Hi, hackers
>
> When reviewing the postgresql.conf.sample file, I noticed that the range of the commit_siblings parameter appears to have been incorrect for quite some time. Attached is a simple patch to update it.
>
> --
> Regrads,
> Man Zeng<001_update_postgresql_conf_sample.patch>

Yes, the definition in guc_parameters.dat shows min as 0 and max as 1000, so the fix is correct:

```
{ name => 'commit_siblings', type => 'int', context => 'PGC_USERSET', group => 'WAL_SETTINGS',
short_desc => 'Sets the minimum number of concurrent open transactions required before performing "commit_delay".',
variable => 'CommitSiblings',
boot_val => '5',
min => '0',
max => '1000',
},
```

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

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