On Oct24, 2011, at 01:27 , Simon Riggs wrote:
> FATAL:  could not access status of transaction 21110784
> which, in pg_subtrans, is the first xid on a new subtrans page. So we
> have missed zeroing a page.
> pg_control shows ... Latest checkpoint's oldestActiveXID:  21116666
> which shows quite clearly that the pg_control file is later than it should be.

But shouldn't pg_control be largely irrelevant in a hot backup scenario? Most
(all?) of the information contained therein should be overwritten with the
contents of the checkpoint referenced by the backup label, shouldn't it?

best regards,
Florian Pflug

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