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Re: 8.2 Autovacuum BUG ?


  • From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
  • To: Erik Jones <erik(at)myemma(dot)com>
  • Cc: Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Mikko Partio <mpartio(at)gmail(dot)com>, Pallav Kalva <pkalva(at)livedatagroup(dot)com>, pgsql-performance(at)postgresql(dot)org
  • Subject: Re: 8.2 Autovacuum BUG ?
  • Date: Fri, 31 Aug 2007 15:48:43 -0400
  • Message-id: <815.1188589723@sss.pgh.pa.us> <text/plain>

Erik Jones <erik(at)myemma(dot)com> writes:
> On Aug 31, 2007, at 2:08 PM, Tom Lane wrote:
>> It's worth noting that the patch Florian is working on, to suppress
>> assignment of XIDs for transactions that never write anything, will make
>> for a large reduction in the rate of XID consumption in many real-world
>> applications.

> Off topic and just out of curiousity, is this the work that will  
> allow standby servers to have selects run on them without stopping  
> WAL replay?

It's a small component of that.

			regards, tom lane



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