Re: SLRU optimization - configurable buffer pool and partitioning the SLRU lock

On Fri, Nov 24, 2023 at 10:17 AM Dilip Kumar <dilipbalaut@gmail.com> wrote:
>
> On Thu, Nov 23, 2023 at 11:34 AM Dilip Kumar <dilipbalaut@gmail.com> wrote:
> >
> > Note: With this testing, we have found a bug in the bank-wise
> > approach, basically we are clearing a procglobal->clogGroupFirst, even
> > before acquiring the bank lock that means in most of the cases there
> > will be a single process in each group as a group leader
>
> I realized that the bug fix I have done is not proper, so will send
> the updated patch set with the proper fix soon.

PFA, updated patch set fixes the bug found during the testing of the
group update using the injection point.  Also attached a path to test
the injection point but for that, we need to apply the injection point
patches [1]

[1] https://www.postgresql.org/message-id/ZWACtHPetBFIvP61%40paquier.xyz

--
Regards,
Dilip Kumar
EnterpriseDB: http://www.enterprisedb.com