OpenSearch Dashboards Server Is Not Ready Yet

How to fix it

// try these in order, the most common fix is first

1. FIX 1Verify the cluster

   1. 01curl -k -u admin:<password> https://localhost:9200 and check GET _cluster/health
   Did this fix it? Yes No

2. FIX 2Fix opensearch.dashboards.yml

   Copy steps
   1. 01Set opensearch.hosts to the correct https URL
   2. 02Set opensearch.username and opensearch.password
   3. 03Restart Dashboards
   Did this fix it? Yes No

3. FIX 3Check network

   1. 01Open port 9200 between Dashboards and nodes; in Docker use the service name, not localhost
   Did this fix it? Yes No

4. FIX 4Check migration

   1. 01Review Dashboards logs for stuck saved-object migration; on Amazon's service see its Dashboards troubleshooting page
   Did this fix it? Yes No

Symptoms

Browser shows 'OpenSearch Dashboards server is not ready yet'; Dashboards logs show connection errors or response errors.

Why it happens

• C-01Wrong opensearch.hosts (http vs https)
• C-02Port 9200 blocked or OpenSearch not running
• C-03Wrong or missing credentials with the security plugin
• C-04Red or overloaded cluster
• C-05Pending saved-object migration

// this guide also covers

• opensearch dashboards server is not ready yet
• opensearch dashboards not working
• opensearch dashboards connection error

Other OpenSearch errors

• OpenSearch Cluster Status Red
• OpenSearch Cluster Status Yellow
• OpenSearch Unassigned Shards
• OpenSearch High JVM Memory Pressure
• OpenSearch OutOfMemoryError and Circuit Breaker
• OpenSearch Exceeded Maximum Shard Limit
• OpenSearch Index Read-Only: Disk Watermark and ClusterBlockException
• OpenSearch 429 Too Many Requests