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From Dennis Gearon <>
Subject Re: High availability (DRBD or master-master)
Date Sat, 04 Sep 2010 14:29:47 GMT
I have hard of somone doing this with their whole FARM and application. They used Amazon AWS
and had some sort of fail over set up.

I will be curious to herar what others say/have done.

Dennis Gearon

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--- On Sat, 9/4/10, robert mena <> wrote:

> From: robert mena <>
> Subject: High availability (DRBD or master-master)
> To:
> Date: Saturday, September 4, 2010, 4:16 AM
> Hi,
> I need to set a solr search server and make it
> HA.   So far I have two
> options:
> a) DRBD
> b) Solr Replication
> DRBD replicated blocks across the network and in with his
> pal heartbeat can
> notify the secondary node to become active, effectively
> taking the IP of the
> former active node, mounting and starting services.
> If I do though that direction I'd need a /etc/init.d/solr
> start/stop script.
>  Anyone using Solr with that?
> In the other approach I'd need to set Solr in a
> master-master setup (if
> that's possible).  So my application would be
> accessing for queries and
> updates only one that would be replicated to the
> other.   If the 'primary'
> goes down my app would switch to the  secondary and
> the replication would be
> 'reversed'
> So.  Is there a way, like MySQL, to set Solr in such
> configuration?
> Regards.

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