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Re: Re: BUG #12990: Missing pg_multixact/members files (appears to have wrapped, then truncated) - Mailing list pgsql-bugs

From Kevin Grittner
Subject Re: Re: BUG #12990: Missing pg_multixact/members files (appears to have wrapped, then truncated)
Date
Msg-id 973085938.1914105.1431007376610.JavaMail.yahoo@mail.yahoo.com
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In response to Re: Re: BUG #12990: Missing pg_multixact/members files (appears to have wrapped, then truncated)  (Thomas Munro <thomas.munro@enterprisedb.com>)
Responses Re: Re: BUG #12990: Missing pg_multixact/members files (appears to have wrapped, then truncated)  (Kevin Grittner <kgrittn@ymail.com>)
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Thomas Munro <thomas.munro@enterprisedb.com> wrote:

> I noticed that oldestOffset's computation to find the start of
> the segment seems wrong in master, I think it should be like
> this, no?

The change you show looks to me like the right way to take
oldestOffset and reduce to the first on a page.  Without your
suggested change the calculation lands the value at a location that
has no real meaning.

--
Kevin Grittner
EDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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