Elasticsearch / OpenSearch Sizing

Calculate data nodes, JVM heap limits, and Lucene index storage overhead.

Data Nodes Required

21

JVM Heap / Node

31 GB
⚠️ You have hit the ~32GB JVM Compressed OOPs limit. Add more nodes.

Estimated Monthly Cost

AWSBest
$10,517.10
GCP
$12,602.16
Azure
$13,767.69
CPU: 84 coresRAM: 1302.0 GBStorage: 41400 GB

About Elasticsearch / OpenSearch

Estimate heap memory, primary/replica shard allocations, and disk growth limits.

Why Use This Calculator?

Accurate infrastructure sizing prevents unexpected cloud budget blowouts while guaranteeing SLA compliance and system reliability under peak traffic.