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Re: Slony1 or DRBD for replication ?
- From: "Jim C. Nasby" <jnasby(at)pervasive(dot)com>
- To: Pierre LEBRECH <pierre(dot)lebrech(at)laposte(dot)net>
- Cc: "Joshua D. Drake" <jd(at)commandprompt(dot)com>, pgsql-admin(at)postgresql(dot)org
- Subject: Re: Slony1 or DRBD for replication ?
- Date: Thu, 20 Apr 2006 20:42:43 -0500
On Fri, Apr 14, 2006 at 07:42:29PM +0200, Pierre LEBRECH wrote: > The second location should be used in case of emergency. So, if my first > machine/system becomes unreachable for whatever reason, I want to be > able to switch very quickly to the other machine. Of course, the goal is > to have no loss of data. That is the context. > > Furthermore, I have experience with DRBD (not on databases) and I do not > know if DRBD would be the best way to solve this replication problem. > > Thanks for any suggestions and explanations. > > PS : my database is actualy in production in a critical environment I believe that Continuent currently has the only no-loss (ie: syncronous) replication solution. DRBD might allow for this as well, if it can be setup to not return from fsync until the data's been replicated. -- Jim C. Nasby, Sr. Engineering Consultant jnasby(at)pervasive(dot)com Pervasive Software http://pervasive.com work: 512-231-6117 vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461
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- From: Pierre LEBRECH
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