Why should autoscaling not work for this scenario?
Regards Christian \-------- Original-Nachricht -------- Am 15. Sept. 2021, 13:25, Eric Pugh schrieb: > > I don’t think that Solr really provides (yet!) a great solution across > datacenter. I lean towards, if you want to run in multiple datacenters, just > run multiple fully independent clusters, and feed them from a common queue. > That way, if something bad happens in one area, you don’t have the other area > trying to connect/communicate across a barrier. > > > > > > > > > > > > On Sep 15, 2021, at 6:02 AM, Christian Pfarr > > <[z0lt...@pm.me.INVALID][z0ltrix_pm.me.INVALID]> wrote: > > > > > > > > > > You can use autoscaling Feature to achieve this. We currently use it for > > balancing nodes within a Datacenter, but should also work with different AZ > > by providing a system property. > > > > > > > > > > > > > > > > [https://solr.apache.org/guide/8\_7/solrcloud-autoscaling-policy-preferences.html\#place-replicas-based-on-a-system-property][https_solr.apache.org_guide_8_7_solrcloud-autoscaling-policy-preferences.html_place-replicas-based-on-a-system-property] > > > > > > > > > > > > > > > > combine 3 AZ rules with 33% each . > > > > > > > > > > > > > > > > [https://solr.apache.org/guide/8\_7/solrcloud-autoscaling-policy-preferences.html\#multiple-percentage-rules][https_solr.apache.org_guide_8_7_solrcloud-autoscaling-policy-preferences.html_multiple-percentage-rules] > > > > > > > > > > > > > > > > Not totally sure if it works that way, but you can give it a try. > > > > > > > > > > > > > > > > Regards, > > > > > > > > > > Christian > > > > > > > > > > > > > > > > > > > > > > > > \-------- Original-Nachricht -------- > > Am 15. Sept. 2021, 07:44, Walter Underwood schrieb: > > > > > > > > > > > > > > You need three data centers. We split our Zookeeper ensemble across three > > > AWS availability zones. > > > > > > sunder > > > > > > Sent from my iPad > > > > > > > On Sep 14, 2021, at 10:28 PM, HariBabu kuruva > > > > <[hari2708.kur...@gmail.com][hari2708.kuruva_gmail.com]> wrote: > > > > > > > > Hi All, > > > > > > > > We have Solr cloud running on 10 nodes with Zookeeper running on 5 > > > > nodes. > > > > They are running across 2 data centers. > > > > > > > > As part of high availability we would like to run solr so that it should > > > > sustain even if one data center goes down. > > > > > > > > How can we achieve this approach as we need to maintain the Quorum rule > > > > for > > > > Zookeepers. > > > > > > > > Please advise > > > > > > > > -- > > > > > > > > Thanks and Regards, > > > > Hari > > > > Mobile:9790756568 > > > > > > <publickey - EmailAddress([s=z0lt...@pm.me][s_z0ltrix_pm.me]) - > > > 0xF0E154C5.asc> > > > > > \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ > > **Eric Pugh** **\|** Founder & CEO \| OpenSource Connections, LLC \| > 434.466.1467 > \|[http://www.opensourceconnections.com][http_www.opensourceconnections.com] > \| [My Free/Busy][My Free_Busy] > > Co-Author:[Apache Solr Enterprise Search Server, 3rd Ed][Apache Solr > Enterprise Search Server_ 3rd Ed] > > This e-mail and all contents, including attachments, is considered to be > Company Confidential unless explicitly stated otherwise, regardless of > whether attachments are marked as such. > > > [z0ltrix_pm.me.INVALID]: mailto:z0lt...@pm.me.INVALID [https_solr.apache.org_guide_8_7_solrcloud-autoscaling-policy-preferences.html_place-replicas-based-on-a-system-property]: https://solr.apache.org/guide/8_7/solrcloud-autoscaling-policy-preferences.html#place-replicas-based-on-a-system-property [https_solr.apache.org_guide_8_7_solrcloud-autoscaling-policy-preferences.html_multiple-percentage-rules]: https://solr.apache.org/guide/8_7/solrcloud-autoscaling-policy-preferences.html#multiple-percentage-rules [hari2708.kuruva_gmail.com]: mailto:hari2708.kur...@gmail.com [s_z0ltrix_pm.me]: mailto:s=z0lt...@pm.me [http_www.opensourceconnections.com]: http://www.opensourceconnections.com/ [My Free_Busy]: http://tinyurl.com/eric-cal [Apache Solr Enterprise Search Server_ 3rd Ed]: https://www.packtpub.com/big-data-and-business-intelligence/apache-solr-enterprise-search-server-third-edition-raw
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