Re: Veritas global replicator

Paula,

That is not completely true. If you just replicate the storage, the standby may be unlicensed, taking some restrictions into account. For the details, see my post of June 21th, topic ' a really non-technical question, help? '

Best regards,

Carel-Jan Engel

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On Tue, 2005-06-28 at 13:43, Paula_Stankus_at_doh.state.fl.us wrote:

> It is my understanding that to have a standby regardless of the tool
> used you have to purchase oracle licenses so my question would be why
> buy a third party tool when a good solutiion is provided by oracle
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> Sent: Tue Jun 28 03:30:02 2005
> Subject: Re: Veritas global replicator
>
> David,
>
> Are you using Data Guard now? Or are it just the specs that pleas
> you?
>
> If you are using Data Guard: what requirements not met make you think
> of something else? It depends severely on your requirements what
> solution will suit you.
>
> When you have unlimited bandwith and zero latency, storage replication
> might help, otherwise I do not know of a product/solution that is less
> demanding (bandwidth, resources on primary) whilst more offering
> (delayed redo application, opening for read/only) than Data Guard. A
> drawback can be the licensing issue, the standby needs to be fully
> licensed.
>
> Storage replication needs to forward redo (redundant), datafiles and
> archives, often on a less granular scale than just plain disk blocks.
> Data Guard/hot standby just sends the redo. A delay in archival
> application has saved some of my customers quite nicely from a lot of
> work.
>
> Find out your needs first. Make an inventory of causes for outages and
> disasters first, then decide how to deal with them (or not if that is
> too expensive. Let the mgmt. decide about that, don't take that burden
> yourself). High Availability shouldn't be driven by nice (read:
> well-marketed) products, but by requirements and good solutions.
>
> Best regards, Carel-Jan
>
> On Tue, 2005-06-28 at 00:03, David Turner wrote:
>
> Has anyone used veritas' global replicator? We are
> will be comparing it with Oracle Dataguard and I was
> curious if anyone could point me to good info on it or
> tell me your experience with the product? So far I've
> been pleased with Dataguard.
>
> Also if there are other products you recommend more
> for georedundant failover that would be appreciated.
>
> Thx, Dave
>
>
>
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