On August 28, 2018 11:44:09 AM GMT+09:00, Michael Paquier <michael@paquier.xyz> wrote:
>On Sat, Aug 25, 2018 at 09:54:39AM +0200, Alexander Kukushkin wrote:
>> Why the number of tuples in the xlog is greater than the number of
>> tuples on the index page?
>> Because this page was already overwritten and its LSN is HIGHER than
>> the current LSN!
>
>That's annoying. Because that means that the control file of your
>server maps to a consistent point which is older than some of the
>relation pages. How was the base backup of this node created? Please
>remember that when taking a base backup from a standby, you should
>backup the control file last, as there is no control of end backup with
>records available. So it seems to me that the origin of your problem
>comes from an incorrect base backup expectation?
Uh, where is that "control file last" bit coming from?
Andres
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