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Re: BUG #5915: OldSerXidAdd inflates pg_serial too much - Mailing list pgsql-bugs

From Kevin Grittner
Subject Re: BUG #5915: OldSerXidAdd inflates pg_serial too much
Date
Msg-id 4D71051B020000250003B4D3@gw.wicourts.gov
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In response to Re: BUG #5915: OldSerXidAdd inflates pg_serial too much  ("Kevin Grittner" <Kevin.Grittner@wicourts.gov>)
Responses Re: BUG #5915: OldSerXidAdd inflates pg_serial too much  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
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I wrote:

> I think what we're protecting against is disk I/O at COMMIT time,
> not transaction startup.

One more thought on this -- on a properly configured server, this
code should rarely be exercised unless there is a long-running READ
WRITE transaction.  The delay, if any, would be on the connection
which is committing that long running transaction.

-Kevin

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