Hi Bruce, Thanks, yes I agree that that is much clearer. However when you say:
When the percentage of dirty shared buffers is high, the background writer > writes some of them to the file system... I haven't seen anything about a minimum percentage before the bgwriter kicks in, is that really the case? How is it configured? Thanks, Chris. On Wed, 11 Nov 2020 at 23:24, Bruce Momjian <br...@momjian.us> wrote: > On Wed, Nov 11, 2020 at 11:29:09AM +0000, Chris Wilson wrote: > > I still believe that my original proposed change, to "This reduces the > chances > > that a backend needing an empty buffer must [itself] write a dirty one > back to > > disk before evicting it" (with one extra word added), resolves the > ambiguity > > and also more clearly and directly focuses it on what the bgwriter does > and > > why, making it better documentation. It might be incorrect if my > understanding > > is incorrect - is it? > > You make some very good points. Here is an updated patch. > > -- > Bruce Momjian <br...@momjian.us> https://momjian.us > EnterpriseDB https://enterprisedb.com > > The usefulness of a cup is in its emptiness, Bruce Lee > >