lucene-solr-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Andreas Mock <andreas.m...@drumedar.de>
Subject AW: High Availability with two nodes
Date Tue, 26 Feb 2019 15:25:51 GMT
Hi Walter,

but I thought I need at least 3 zookeeper nodes? Is this not valid?
I only have two servers. So, how can I have a two server SolrCloud
installation? Am I missing something?

Best regards
Andreas

> -----Ursprüngliche Nachricht-----
> Von: Walter Underwood <wunder@wunderwood.org>
> Gesendet: Dienstag, 26. Februar 2019 16:14
> An: solr-user@lucene.apache.org
> Betreff: Re: High Availability with two nodes
> 
> Solr Cloud automatically choose a leader and a follower.
> 
> I am not a fan of cold standby hosts, because you don’t really know
> whether they work. You have two hosts, so keep them both hot, put a load
> balancer in front of them, and send all the traffic to both of them all
> the time. If one fails, you are still up.
> 
> wunder
> Walter Underwood
> wunder@wunderwood.org
> http://observer.wunderwood.org/  (my blog)
> 
> > On Feb 26, 2019, at 1:39 AM, Andreas Mock <andreas.mock@drumedar.de>
> wrote:
> >
> > Hi all,
> >
> > currently we are looking at Apache Solr as a solution
> > for searching. One important component is high availability.
> > I digged around finding out that HA is built in via
> > SolrCloud which means I have to install ZooKeeper in
> > a production environment which needs at least three
> > nodes.
> >
> > So, now to my problem. I haven't found any documents
> > showing a way to get a two node cluster simply for
> > HA (active/passive).
> >
> > Is there a recommended way or are there any solutions
> > out there showing a scenario with Solr Single Server
> > combined e.g. DRBD and Pacemaker?
> >
> > Any hints and pointers are very welcome.
> >
> > Thank you in advance
> > Andreas
> >

Mime
View raw message