Re: doc: Mention clock synchronization recommendation for hot_standby_feedback
Jakub Wartak <jakub.wartak@enterprisedb.com>
From: Jakub Wartak <jakub.wartak@enterprisedb.com>
To: Amit Kapila <amit.kapila16@gmail.com>
Cc: PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2025-03-03T07:35:58Z
Lists: pgsql-hackers
Attachments
- v2-0001-doc-Mention-clock-synchronization-recommendation-.patch (application/octet-stream) patch v2-0001
Hi Amit, On Mon, Mar 3, 2025 at 6:26 AM Amit Kapila <amit.kapila16@gmail.com> wrote: [..] OK, sure. > How about something like: "Note that if the clock on standby is moved > ahead or backward, the feedback message may not be sent at the > required interval. This can lead to prolonged risk of not removing > dead rows on primary for extended periods as the feedback mechanism is > based on timestamp." Sure thing. I've just added '(..) In the extreme cases this can..' as it is pretty rare to hit it. Patch attached. -J.
Commits
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doc: Mention clock synchronization recommendation for hot_standby_feedback
- 0fcf02ad4568 18.0 landed