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

[Andrey M. Borodin]

> On 20 Nov 2023, at 13:51, Dilip Kumar <dilipbal...@gmail.com> wrote:
> 
> 2) Do we really need one separate lwlock tranche for each SLRU?
> 
> IMHO if we use the same lwlock tranche then the wait event will show
> the same wait event name, right? And that would be confusing for the
> user, whether we are waiting for Subtransaction or Multixact or
> anything else.  Is my understanding no correct here?

If we give to a user multiple GUCs to tweak, I think we should give a way to 
understand which GUC to tweak when they observe wait times.

Best regards, Andrey Borodin.