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Re: Constant WAL replay


  • From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
  • To: "Joshua D. Drake" <jd(at)commandprompt(dot)com>
  • Cc: Hans-Jürgen Schönig <postgres(at)cybertec(dot)at>, Alvaro Herrera <alvherre(at)dcc(dot)uchile(dot)cl>, pgsql-hackers(at)postgresql(dot)org, eg(at)cybertec(dot)at
  • Subject: Re: Constant WAL replay
  • Date: Mon, 25 Apr 2005 16:04:29 -0400 (EDT)
  • Message-id: <200504252004(dot)j3PK4Tv06611(at)candle(dot)pha(dot)pa(dot)us>

Joshua D. Drake wrote:
> > 
> > 
> > Joshua,
> > 
> > This sounds interesting. If you don't use the WAL but a transaction log 
> > shipping - what does it mean in terms of PostgreSQL? Do you create your 
> > own transaction log?
> 
> Yes.
> 
> > What really interests me here: Where is you code located in order to 
> > make sure that this things can work reliably?
> 
> We are integrated into the PostgreSQL backend.

So they have to get a new PostgreSQL release from you for every minor
upgrade, I assume at no cost?

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman(at)candle(dot)pha(dot)pa(dot)us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073



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