Re: could not truncate directory "pg_serial": apparent wraparound - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: could not truncate directory "pg_serial": apparent wraparound
Date
Msg-id 1307630393-sup-8102@alvh.no-ip.org
Whole thread Raw
In response to Re: could not truncate directory "pg_serial": apparent wraparound  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
Responses Re: could not truncate directory "pg_serial": apparent wraparound
List pgsql-hackers
Excerpts from Heikki Linnakangas's message of jue jun 09 04:56:41 -0400 2011:

> Fortunately the fix is very simple, we just need to set the page_dirty 
> flag whenever we modify an slru page. But clearly this slru stuff needs 
> more testing. It's pretty hard to write good repeatable test cases for 
> these things, though.

Maybe reduce the number of SLRU buffers used?

-- 
Álvaro Herrera <alvherre@commandprompt.com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support


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