At 2014-07-03 11:15:53 +0530, amit(dot)khandekar(at)enterprisedb(dot)com wrote:
>
> In GetBufferWithoutRelcache(), I was wondering, rather than calling
> PinBuffer(), if we do this :
> LockBufHdr(buf);
> PinBuffer_Locked(buf);
> valid = ((buf->flags & BM_VALID) != 0);
> then we can avoid having the new buffer access strategy BAS_DISCARD
> that is introduced in this patch. And so the code changes in
> freelist.c would not be necessary.
Thanks for the suggestion. It sounds sensible at first glance. I'll
think about it a little more, then try it and see.
> > will follow up with some performance numbers soon.
>
> Yes, that would be nice.
I'm afraid I haven't had a chance to do this yet.
-- Abhijit