# \#ccr-cross-cluster-replication **URL:** https://discuss.elastic.co/tag/ccr-cross-cluster-replication/23.md [Latest](https://discuss.elastic.co/latest.md) · [Categories](https://discuss.elastic.co/categories.md) · [Tags](https://discuss.elastic.co/tags.md) --- ## [Why can't we make the leader index as the follower, on the primary cluster in uni-directional CCR?](https://discuss.elastic.co/t/why-cant-we-make-the-leader-index-as-the-follower-on-the-primary-cluster-in-uni-directional-ccr/360880)
**Author:** [@Paresh\_Kalinani](https://discuss.elastic.co/u/Paresh_Kalinani)\ **Replies:** 1\ **Last updated:** [June 5, 2025, 1:45pm UTC](https://discuss.elastic.co/t/why-cant-we-make-the-leader-index-as-the-follower-on-the-primary-cluster-in-uni-directional-ccr/360880 "2025-06-05T13:45:39Z")
I have two clusters, the primary is called A and the secondary is B. I have indices in A for which I created follower indices in B. Now, I could pause the following, close, unfollow and open the indices in B to make th… --- ## [Cross Cluster Replication: To find overall time taken for data replication](https://discuss.elastic.co/t/cross-cluster-replication-to-find-overall-time-taken-for-data-replication/373750)
**Author:** [@lochinvar](https://discuss.elastic.co/u/lochinvar)\ **Replies:** 0\ **Last updated:** [January 27, 2025, 10:50pm UTC](https://discuss.elastic.co/t/cross-cluster-replication-to-find-overall-time-taken-for-data-replication/373750 "2025-01-27T22:50:28Z")
Hi All, I have done CCR setup and was able to get the existing data replicated from leader to follower. Working on to know the overall time taken to replicate the data from leader to follower. I ran "\_ccr/stats" to gat… --- ## [ELK Replication- Doc count mismatch between the leader & follower](https://discuss.elastic.co/t/elk-replication-doc-count-mismatch-between-the-leader-follower/371546)
**Author:** [@sudhakartata](https://discuss.elastic.co/u/sudhakartata)\ **Replies:** 0\ **Last updated:** [December 5, 2024, 3:40pm UTC](https://discuss.elastic.co/t/elk-replication-doc-count-mismatch-between-the-leader-follower/371546 "2024-12-05T15:40:17Z")
The doc count in the follower is less than the count from leader. Is that normal? Or is that an issue that needs to be looked into? Was wondering it's a bug. Any help is appreciated --- ## [Elasticsearch cross cluster replication - bi-directional is not working](https://discuss.elastic.co/t/elasticsearch-cross-cluster-replication-bi-directional-is-not-working/365619)
**Author:** [@navaneethan](https://discuss.elastic.co/u/navaneethan)\ **Replies:** 6\ **Last updated:** [August 27, 2024, 2:43pm UTC](https://discuss.elastic.co/t/elasticsearch-cross-cluster-replication-bi-directional-is-not-working/365619 "2024-08-27T14:43:12Z")
Hi We need to do the cross cluster replication to avoid the downtime in our environment It is working fine in the single/uni directional DR datacenter and the leader index is replicating fine the follower index but wh… --- ## [Connect remote cluster between a cluster disabled TLS/SSL and a cluster enabled TLS/SSL](https://discuss.elastic.co/t/connect-remote-cluster-between-a-cluster-disabled-tls-ssl-and-a-cluster-enabled-tls-ssl/361005)
**Author:** [@Huy\_Nguyen](https://discuss.elastic.co/u/Huy_Nguyen)\ **Replies:** 5\ **Last updated:** [June 7, 2024, 12:18pm UTC](https://discuss.elastic.co/t/connect-remote-cluster-between-a-cluster-disabled-tls-ssl-and-a-cluster-enabled-tls-ssl/361005 "2024-06-07T12:18:00Z")
I have a task migrate Elasticsearch from v7 to v8. I'd like new cluster add old cluster as a remote cluster. A cluster Elasticsearch v8 require enable https ssl/tls, however a cluster Elasticsearch v7 in prod environment… --- ## [Can I deploy open source ELK stack for multi cloud scenario like GCP and AWS for capturing logs, metrics and Kibana dashboard centrally on GCP of the cloud? Or does multi cloud scenario require a licensed version only?](https://discuss.elastic.co/t/can-i-deploy-open-source-elk-stack-for-multi-cloud-scenario-like-gcp-and-aws-for-capturing-logs-metrics-and-kibana-dashboard-centrally-on-gcp-of-the-cloud-or-does-multi-cloud-scenario-require-a-licensed-version-only/358352)
**Author:** [@hsinha09](https://discuss.elastic.co/u/hsinha09)\ **Replies:** 3\ **Last updated:** [April 27, 2024, 6:32pm UTC](https://discuss.elastic.co/t/can-i-deploy-open-source-elk-stack-for-multi-cloud-scenario-like-gcp-and-aws-for-capturing-logs-metrics-and-kibana-dashboard-centrally-on-gcp-of-the-cloud-or-does-multi-cloud-scenario-require-a-licensed-version-only/358352 "2024-04-27T18:32:43Z")
Can someone help me with details around how to install opensource ELK tools on multi cloud environment GKE and EKS to achive end to end central observability for logs and metrics. What are the limitations of open sourc… --- ## [CCR - auto-follow problem on data streams](https://discuss.elastic.co/t/ccr-auto-follow-problem-on-data-streams/348789)
**Author:** [@Wojciech\_Kwiecien](https://discuss.elastic.co/u/Wojciech_Kwiecien)\ **Replies:** 5\ **Last updated:** [December 11, 2023, 1:13am UTC](https://discuss.elastic.co/t/ccr-auto-follow-problem-on-data-streams/348789 "2023-12-11T01:13:10Z")
I found this topic Elastic Cross Cluster Replication of Data Stream But I do not find a solution for me. I was able to create CCR auto-follow pattern and nothing happened when I ran GET /\_ccr/stats After I follow inst… --- ## [Elastic Cross Cluster Replication of Data Stream](https://discuss.elastic.co/t/elastic-cross-cluster-replication-of-data-stream/346178)
**Author:** [@adsandie](https://discuss.elastic.co/u/adsandie)\ **Replies:** 2\ **Last updated:** [November 1, 2023, 3:05pm UTC](https://discuss.elastic.co/t/elastic-cross-cluster-replication-of-data-stream/346178 "2023-11-01T15:05:00Z")
Both Cluster are using v8.9.1 Hi, this is a new upgrade from 7.16.3 to 8.9.1 and we just reconfigured CCR. This is our first time using CCR on a data stream. We have been using CCR before on Index (metricbeat-, filebeat… --- ## [Elasticsearch Subscription for CCR](https://discuss.elastic.co/t/elasticsearch-subscription-for-ccr/345348)
**Author:** [@Leonadius](https://discuss.elastic.co/u/Leonadius)\ **Replies:** 2\ **Last updated:** [October 19, 2023, 3:43am UTC](https://discuss.elastic.co/t/elasticsearch-subscription-for-ccr/345348 "2023-10-19T03:43:50Z")
Good day team, I want to ask about the subscriptions for CCR features. Currently we have 2 ELK clusters on DC and DRC, and we planning to replicate some of the indices from DC to DRC (one way). Both of the clusters have… --- ## [Active-Active Cross Cluster Replication](https://discuss.elastic.co/t/active-active-cross-cluster-replication/335562)
**Author:** [@vmummadi](https://discuss.elastic.co/u/vmummadi)\ **Replies:** 0\ **Last updated:** [June 8, 2023, 5:30pm UTC](https://discuss.elastic.co/t/active-active-cross-cluster-replication/335562 "2023-06-08T17:30:21Z")
Hi, We have 2 Elasticsearch clusters that has been deployed on 2 different regions in an active-standby mode. The CCR has been enabled on one another so that any index that gets created on leader is replicated on the fo… --- ## [Indices in DR Cluster (CCR dest cluster) stuck on forcemerge causing the Space filled up](https://discuss.elastic.co/t/indices-in-dr-cluster-ccr-dest-cluster-stuck-on-forcemerge-causing-the-space-filled-up/335276)
**Author:** [@vikasp](https://discuss.elastic.co/u/vikasp)\ **Replies:** 1\ **Last updated:** [June 6, 2023, 6:01am UTC](https://discuss.elastic.co/t/indices-in-dr-cluster-ccr-dest-cluster-stuck-on-forcemerge-causing-the-space-filled-up/335276 "2023-06-06T06:01:18Z")
I have 2 elasticsearch clusters deployed in 2 different regions in Amazon EKS. replicating data from east1 to east2 using CCR. I only keep the indices in east2 (dest cluster) for 2 days. 0 day after roller to warm (also… --- ## [Cross Cluster Replication for existing indexes](https://discuss.elastic.co/t/cross-cluster-replication-for-existing-indexes/334515)
**Author:** [@vvsh](https://discuss.elastic.co/u/vvsh)\ **Replies:** 8\ **Last updated:** [June 1, 2023, 3:58pm UTC](https://discuss.elastic.co/t/cross-cluster-replication-for-existing-indexes/334515 "2023-06-01T15:58:53Z")
Hello! I am considering CCR as a tool to migrate all the data (including historical data) from a source Elasticsearch single-node cluster to a target Elasticsearch multi-node cluster (both clusters have 7.17.7 version). … --- ## [Unable to do cross cluster replication , Please help here](https://discuss.elastic.co/t/unable-to-do-cross-cluster-replication-please-help-here/328345)
**Author:** [@JayaPavani\_Pathakota](https://discuss.elastic.co/u/JayaPavani_Pathakota)\ **Replies:** 10\ **Last updated:** [March 24, 2023, 6:28am UTC](https://discuss.elastic.co/t/unable-to-do-cross-cluster-replication-please-help-here/328345 "2023-03-24T06:28:14Z")
I created two clusters in 2 data centers and I am trying to do cross cluster replication , in one of the cluster I configured leader index and in the other I did the remote configuration pointing to the cluster of leader… --- ## [ELK CCR Setup](https://discuss.elastic.co/t/elk-ccr-setup/324719)
**Author:** [@mostafaelsayed](https://discuss.elastic.co/u/mostafaelsayed)\ **Replies:** 7\ **Last updated:** [February 16, 2023, 6:36pm UTC](https://discuss.elastic.co/t/elk-ccr-setup/324719 "2023-02-16T18:36:00Z")
Hello, I want to test the CCR feature, and I understand these two limitations exist: A follower can only follow one leader. No way to directly write events from the client side to the follower index. with these two l… --- ## [Multiple follower pattern for same primary index](https://discuss.elastic.co/t/multiple-follower-pattern-for-same-primary-index/324232)
**Author:** [@Jairam\_Gauns](https://discuss.elastic.co/u/Jairam_Gauns)\ **Replies:** 0\ **Last updated:** [January 30, 2023, 1:30pm UTC](https://discuss.elastic.co/t/multiple-follower-pattern-for-same-primary-index/324232 "2023-01-30T13:30:27Z")
Hi Team, We have multiple follower pattern that match the same time series index from primary. In one of the follower we have a prefix and suffix in another follower pattern. Currently the replication of the new inde… --- ## [CCR replication paused indices](https://discuss.elastic.co/t/ccr-replication-paused-indices/323817)
**Author:** [@Jairam\_Gauns](https://discuss.elastic.co/u/Jairam_Gauns)\ **Replies:** 0\ **Last updated:** [January 24, 2023, 12:12pm UTC](https://discuss.elastic.co/t/ccr-replication-paused-indices/323817 "2023-01-24T12:12:05Z")
Hi Guys, I am new to this CCR setup. The CCR setup was working fine when we had fewer and smaller indices, but as of today we have many indices. Monitoring of the ccr was not done for quite sometime. We saw there were … --- ## [Alert for paused indices on CCR](https://discuss.elastic.co/t/alert-for-paused-indices-on-ccr/323777)
**Author:** [@Jairam\_Gauns](https://discuss.elastic.co/u/Jairam_Gauns)\ **Replies:** 0\ **Last updated:** [January 24, 2023, 5:30am UTC](https://discuss.elastic.co/t/alert-for-paused-indices-on-ccr/323777 "2023-01-24T05:30:52Z")
I would like to know if we can get alerts of paused indices in CCR from the DR site. So that we can then check and resume the indices/pattern. Or any other way one could recommend to know if indices getting paused on DR… --- ## [How to use elastic ui within angular plugin](https://discuss.elastic.co/t/how-to-use-elastic-ui-within-angular-plugin/321973)
**Author:** [@Sheereen](https://discuss.elastic.co/u/Sheereen)\ **Replies:** 3\ **Last updated:** [January 23, 2023, 10:36am UTC](https://discuss.elastic.co/t/how-to-use-elastic-ui-within-angular-plugin/321973 "2023-01-23T10:36:02Z")
Hi, I am building a custom external plugin using Angular. I want to use Elastic UI for styling. How can I use it within angular? Thanks --- ## [AUTO Cross Cluster Replication (CCR)](https://discuss.elastic.co/t/auto-cross-cluster-replication-ccr/318298)
**Author:** [@pankaj\_sharma1](https://discuss.elastic.co/u/pankaj_sharma1)\ **Replies:** 0\ **Last updated:** [November 7, 2022, 8:25am UTC](https://discuss.elastic.co/t/auto-cross-cluster-replication-ccr/318298 "2022-11-07T08:25:16Z")
Can we do auto CCR for index on the bases of Alias or be auto ccr for this index(this is the part f roll over index ). index pattern is : alias index filter routing.index routing.search is\_write\_i… --- ## [Elaticsearch CCR \[Cross cluster replication\] Local setup](https://discuss.elastic.co/t/elaticsearch-ccr-cross-cluster-replication-local-setup/318190)
**Author:** [@Suraj\_Jannu](https://discuss.elastic.co/u/Suraj_Jannu)\ **Replies:** 1\ **Last updated:** [November 7, 2022, 3:30am UTC](https://discuss.elastic.co/t/elaticsearch-ccr-cross-cluster-replication-local-setup/318190 "2022-11-07T03:30:16Z")
Hello, I have two Elasticsearch instances running on my local machine with version \[7.5.1 and 8.4.3\]. Now I need to migrate the data from the old version instance to the new version instance. Question: Is CCR the co… --- ## [Auto follow hidden index?](https://discuss.elastic.co/t/auto-follow-hidden-index/318173)
**Author:** [@BobDobelina](https://discuss.elastic.co/u/BobDobelina)\ **Replies:** 0\ **Last updated:** [November 4, 2022, 8:39am UTC](https://discuss.elastic.co/t/auto-follow-hidden-index/318173 "2022-11-04T08:39:25Z")
Hi All, I am trying to create an auto-follow pattern for a hidden index. For example the agent metrics. .ds-metrics-elastic\_agent.filebeat-default-2022.08.11-000001 I have tried these 2 patterns PUT /\_ccr/auto\_follow… --- ## [Can we do CCR between ECE & elastic cloud services? between local and Elastic cloud services?](https://discuss.elastic.co/t/can-we-do-ccr-between-ece-elastic-cloud-services-between-local-and-elastic-cloud-services/317921)
**Author:** [@Vijaykumar\_Deshmukh1](https://discuss.elastic.co/u/Vijaykumar_Deshmukh1)\ **Replies:** 3\ **Last updated:** [November 2, 2022, 6:44am UTC](https://discuss.elastic.co/t/can-we-do-ccr-between-ece-elastic-cloud-services-between-local-and-elastic-cloud-services/317921 "2022-11-02T06:44:06Z")
Just want to know Can i do CCR between ECE and Elastic cloud services?? Can i do CCR between local machine and Elastic cloud services?? Can i do CCR between local machine and ECE?? Thanks! --- ## [Data replication across data centers](https://discuss.elastic.co/t/data-replication-across-data-centers/316740)
**Author:** [@harijld](https://discuss.elastic.co/u/harijld)\ **Replies:** 2\ **Last updated:** [October 23, 2022, 6:14pm UTC](https://discuss.elastic.co/t/data-replication-across-data-centers/316740 "2022-10-23T18:14:21Z")
Dear Team, Regarding data replication between data centers, I have a quick question. To replicate the data between data centers, we have several options. cross cluster replication taking snapshot from prod and moving… --- ## [Cross Cluster Search(CCS) or Cross Cluster Replication?](https://discuss.elastic.co/t/cross-cluster-search-ccs-or-cross-cluster-replication/313031)
**Author:** [@lcui\_dxc](https://discuss.elastic.co/u/lcui_dxc)\ **Replies:** 2\ **Last updated:** [August 31, 2022, 3:19pm UTC](https://discuss.elastic.co/t/cross-cluster-search-ccs-or-cross-cluster-replication/313031 "2022-08-31T15:19:47Z")
Hi there: We have a client, they sell goods over the world. They wanted to build a search engine so anyone over the world would be able to use the search engine to find their needs. The database for their goods informat… --- ## [Add follower index error: "index\_not\_found\_exception"](https://discuss.elastic.co/t/add-follower-index-error-index-not-found-exception/313108)
**Author:** [@Zeus29](https://discuss.elastic.co/u/Zeus29)\ **Replies:** 0\ **Last updated:** [August 28, 2022, 7:36pm UTC](https://discuss.elastic.co/t/add-follower-index-error-index-not-found-exception/313108 "2022-08-28T19:36:05Z")
Hi, I have 2 elastic clusters (Cluster1 and Cluster2) and I am trying to configure a follower index in Cluster2 from a leader index of Cluster1. I have followed the next steps: Add Cluster1 as remote cluster in Clus… --- ## [Connect autoconfigured clusters for cross-cluster-replication](https://discuss.elastic.co/t/connect-autoconfigured-clusters-for-cross-cluster-replication/312005)
**Author:** [@neox2811](https://discuss.elastic.co/u/neox2811)\ **Replies:** 1\ **Last updated:** [August 16, 2022, 7:42am UTC](https://discuss.elastic.co/t/connect-autoconfigured-clusters-for-cross-cluster-replication/312005 "2022-08-16T07:42:46Z")
Hi, I've got a running production cluster "A" autoconfigured with security on install. The cluster already contains some data / indices. Now I want to add cross-cluster-replication (Simple Leader -\> Follower setup like… --- ## [Transport and syncing data in ES](https://discuss.elastic.co/t/transport-and-syncing-data-in-es/311302)
**Author:** [@vnovotny98](https://discuss.elastic.co/u/vnovotny98)\ **Replies:** 4\ **Last updated:** [August 5, 2022, 7:27am UTC](https://discuss.elastic.co/t/transport-and-syncing-data-in-es/311302 "2022-08-05T07:27:20Z")
Hello, I have two elasticsearch clusters. One for acceptance where are 3 nodes (each has data, ingest, master role) and one for production where are 9 nodes (3 master, 3 ingest + hot nodes and 3 warm nodes). I would lik… --- ## [Can't connect to remote cluster](https://discuss.elastic.co/t/cant-connect-to-remote-cluster/310468)
**Author:** [@Baygon](https://discuss.elastic.co/u/Baygon)\ **Replies:** 6\ **Last updated:** [July 27, 2022, 11:34am UTC](https://discuss.elastic.co/t/cant-connect-to-remote-cluster/310468 "2022-07-27T11:34:46Z")
Node 1: ES 7.14.0 (remote\_cluster\_client role is added to yml file) Node 2: ES 7.13.2 I've added my remote cluster via API: PUT /\_cluster/settings { "persistent" : { "cluster" : { "remote" : { "clu… --- ## [Can cross cluster can be spread across multicloud?](https://discuss.elastic.co/t/can-cross-cluster-can-be-spread-across-multicloud/309660)
**Author:** [@jay224](https://discuss.elastic.co/u/jay224)\ **Replies:** 3\ **Last updated:** [July 15, 2022, 7:53pm UTC](https://discuss.elastic.co/t/can-cross-cluster-can-be-spread-across-multicloud/309660 "2022-07-15T19:53:06Z")
Can cross cluster replication be spread across multi cloud environment? Need it to create multi-cloud solution that can be kept in sync. --- ## [Cross cluster replication](https://discuss.elastic.co/t/cross-cluster-replication/308735)
**Author:** [@Nicole-Ann\_Menezes](https://discuss.elastic.co/u/Nicole-Ann_Menezes)\ **Replies:** 6\ **Last updated:** [July 3, 2022, 4:23pm UTC](https://discuss.elastic.co/t/cross-cluster-replication/308735 "2022-07-03T16:23:36Z")
Exploring CCR. Flow - fluentd----\>Load balancer--'--\>elasticsearch ccr\<---kibana. Cluster A and Cluster B are set up with CCR. As per the documentation-An index has many shards, the follower replicas are in another cl… [Next page](https://discuss.elastic.co/tag/ccr-cross-cluster-replication/23.md?match_all_tags=true&page=1&tags%5B%5D=ccr-cross-cluster-replication)