Primary shard is not active or isn't assigned is a known node · Issue #20967 · elastic/elasticsearch · GitHub
Elasticsearch Primary Shards not balanced - Stack Overflow
How to Find and Fix Elasticsearch Unassigned Shards - Sematext
Nagios Log Server - Understanding and Troubleshooting Red Cluster Health - Print View
Every Shard deserves a home. | Elastic Blog
ElasticSearch cluster stays red, stuck unassigned shards not being assigned
Every Shard deserves a home. | Elastic Blog
How to Find and Fix Elasticsearch Unassigned Shards - Sematext
Understanding primary & replica shards in Elasticsearch | by Shishir Khandelwal | Medium
Red status of elasticsearch - Graylog Central (peer support) - Graylog Community
v3.0.0-rc.14] Elasticsearch: primary shard is not active · Issue #1561 · lando/lando · GitHub
Nagios Log Server - Understanding and Troubleshooting Yellow Cluster Health
Shards & 9 Other Elasticsearch Concepts Worth Knowing
Setup a multi node production ready Elasticsearch cluster | by Prabhjot Singh | Medium
org.elasticsearch.action.UnavailableShardsException: [ . async—searchl [01 primary shard is not active Timeout: [1m - Elasticsearch - Discuss the Elastic Stack
Troubleshooting Common Elasticsearch Problems - Coralogix
How to Increase Primary Shard Count in Elasticsearch
Elasticsearch Update Index Settings - Coralogix
org.elasticsearch.action.UnavailableShardsException: [ . async—searchl [01 primary shard is not active Timeout: [1m - Elasticsearch - Discuss the Elastic Stack
migrations fail with "Not enough active copies to meet shard count of [ALL] (have 1, needed 2)" · Issue #127136 · elastic/kibana · GitHub
Elasticsearch Pro-Tips Part I - Sharding
How to find and diagnose unassigned Elasticsearch shards