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Re: pg_upgrade < 9.3 -> >=9.3 misses a step around multixacts - Mailing list pgsql-bugs

From Andres Freund
Subject Re: pg_upgrade < 9.3 -> >=9.3 misses a step around multixacts
Date
Msg-id 20140530133244.GG25431@alap3.anarazel.de
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In response to Re: pg_upgrade < 9.3 -> >=9.3 misses a step around multixacts  (Bruce Momjian <bruce@momjian.us>)
Responses Re: pg_upgrade < 9.3 -> >=9.3 misses a step around multixacts  (Bruce Momjian <bruce@momjian.us>)
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On 2014-05-30 09:29:16 -0400, Bruce Momjian wrote:
> This is a bug in 9.3 pg_upgrade as well?

Yes.

>  Why has no one reported it before?

My guess is that it wasn't attributed to pg_upgrade in the
past. Typically the error will only occur a fair amount of time
later. You'll just see vacuums randomly erroring out with slru.c errors
about nonexistant files :(.

Greetings,

Andres Freund

--
 Andres Freund                       http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

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