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InputsEnter your values inside the yellow cells
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DerivedThese are calculated automatically
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Best PracticesThese are recommended values, however you can edit them if you are confident that your use case needs you to do so.
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Ideal PercentileThese are automatically calculated ideal deplyment percentile
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Data Node Count6
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CPUs per Data Node2
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RAM per Data Node (GB)16Cluster Ram (GB)96
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Disk Size per Data Node (GB)350Cluster Disk Size (GB)2,100
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Avg. Disk Usage90.00%
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Replication Factor1
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Index Count1
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Shard Count (<=)320Total320
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Est. Data Size (GB)1,890
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Ideal Max Heap / Node8
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Page Cache RAM Req50%
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Idea Disk:RAM Ratio20
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Ideal Shards / GB Heap20
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Ideal Max Shards per Data Node160
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Max Shard Size (GB)10
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Ideal Max Data Node Disk Size356Deployment Percentile98.44%
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Max Data Node Disk Size1,778Deployment Percentile19.69%
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Avg Index Size (GB)1,890% of Ideal18900.00%
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Avg Shard / Index320.00
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Avg Shard Size (GB)5.90625% of Ideal59.06%
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3201
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Min Cluster Heap160
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Min Nodes2.000.01
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Resources
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ResourceSecondary
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Aiven Developer OpenSearch Indices
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Quantitative Cluster Sizing(slides)
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Sizing and Capacity Planning33:00:00
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Scalability and Resilience
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cluster.max_shards_per_node
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Consider custom `index buffer` configuration
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Watch your shard size
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Avoid Oversharding
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How to reduce shard count
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Freeze Index API
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