Horton

Re: Scaling XLog insertion (was Re: Moving more work outside WALInsertLock)

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>
Cc: Fujii Masao <masao.fujii@gmail.com>, Pg Hackers <pgsql-hackers@postgresql.org>, Simon Riggs <simon@2ndquadrant.com>, Alvaro Herrera <alvherre@commandprompt.com>, Jeff Janes <jeff.janes@gmail.com>, Robert Haas <robertmhaas@gmail.com>
Date: 2012-03-21T13:59:49Z
Lists: pgsql-hackers 
Heikki Linnakangas <heikki.linnakangas@enterprisedb.com> writes:
> ... although none of the issues alone is a show-stopper, but considering 
> all these things together, I'm starting to feel that this needs to be 
> pushed to 9.3. Thoughts?

Agreed.  In particular, I think you are right that it'd be prudent to
simplify the WAL-location arithmetic and then rebase this code onto
that.  And since no code at all has been written for the arithmetic
change, I think we have to consider that it's not 9.2 material.

			regards, tom lane