| From: | David Rowley <dgrowleyml(at)gmail(dot)com> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Warning about using pg_stat_reset() and pg_stat_reset_shared() |
| Date: | 2022-10-04 22:07:49 |
| Message-ID: | CAApHDvr=tZFToH97Jrom0d-V9xzcW6qVagewkKD17VNU3xj69Q@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Thu, 29 Sept 2022 at 04:45, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
>
> We have discussed the problems caused by the use of pg_stat_reset() and
> pg_stat_reset_shared(), specifically the removal of information needed
> by autovacuum. I don't see these risks documented anywhere. Should we
> do that? Are there other risks?
There was some discussion in [1] a few years back. A few people were
for the warning. Nobody seemed to object to it. There's a patch in
[2].
David
[1] https://www.postgresql.org/message-id/flat/CAKJS1f8DTbCHf9gedU0He6ARsd58E6qOhEHM1caomqj_r9MOiQ%40mail.gmail.com
[2] https://www.postgresql.org/message-id/CAKJS1f80o98hcfSk8j%3DfdN09S7Sjz%2BvuzhEwbyQqvHJb_sZw0g%40mail.gmail.com
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