Versions (relevant - OpenSearch/Dashboard/Server OS/Browser): Opensearch 3.0.0 Describe the issue: Randomly my master nodes which were healthy are going into crashloopbackoff state with the error message : “[2025-07-02T08:20:41,587][ERROR][o.o.t.n.s.SecureNetty4Transport] [master-node-name] Except…

@shs_tech How did you deploy your cluster?

@shs_tech Could you share your elasticsearch-exporter manifest? Did you notice the reported issue straight away or after a longer time? Is the cluster load higher when errors appear, or is it not related?

Hi @pablo I have disabled the elastic exporter and deployed Opensearch 3.0. One more time we faced the issue. I have further increased the heap memory (OPENSEARCH_JAVA_OPTS) and it seems to be stable. But i started getting another issue. Sometimes, the Opensearch Dashboards are performing very slo…

@shs_tech Do you use Dev Tools for querying the data?

@pablo I use dev tools only for troubleshooting purpose

@pablo Even without elastic exporter i started getting the same error. With Opensearch 2.16.0, my master pod memory limits were 4Gi-5Gi with 5 replicas. With 3.0, i have given 8Gi-12Gi and JVM also updated accordingly. Still with this, 4 of my master nodes are in crashloopbackoff.

java.lang.IllegalStateException: transport not ready yet to handle incoming requests - Opensearch 3.0.0

OpenSearch

shs_tech July 9, 2025, 5:41am 3

@pablo Deployed using the latest helm chart

SSL Exception Connection Reset Error on Master Nodes

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java.lang.IllegalStateException: transport not ready yet to handle incoming requests - Opensearch 3.0.0

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