On Fri, Nov 22, 2019 at 10:35:51AM -0300, Alvaro Herrera wrote: > FWIW I think the new code is buggy because it doesn't seem to be setting > ws_off, so I suppose the optimization in ReadPageInternal to skip > reading the page when it's already the page we have is not hit, except > for the first page in the segment. I didn't verify this, just my > impression while reading the code.
FWIW, this matches with my impression here, third paragraph: https://www.postgresql.org/message-id/20191120083802.gb47...@paquier.xyz -- Michael
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