Low disk usage on content nodes

Content-tier data nodes are using only a small share of provisioned disk over time. You might have oversized content nodes for current index volume and replica layout.

Note

For a complete list of insights, refer to AutoOps insights.

Field Value
Component Elasticsearch
Severity Low
Scope Node
Domains disk-storage, resource-utilization

The following is an example of what you might see when this insight is triggered. Real insights use live data and links from your deployment or cluster.

Disk utilization is low on the hot tier nodes: es-data-01 and es-data-02.

These nodes are using only 85% of available disk space.

Note

AutoOps shows different recommendations depending on how their conditions match your deployment or cluster.

When provisioned disk stays underused for a sustained period, you pay for storage capacity the cluster is not using.

Content tiers often hold large but relatively stable indices. Persistently low disk use can mean disks or node count exceed what the current layout needs.

If underutilization continues, storage cost remains higher than the current data footprint requires. Keep enough headroom for expected growth before you rightsize.