Troubleshooting
Problem
Unable to see any alerts
Symptom
The following log messages are observed in the iaf-system-kafka-0 pod log:
2023-01-23 16:05:24,151 INFO [SocketServer listenerType=ZK_BROKER, nodeId=0] Failed authentication with /<IP_ADDRESS> (channelId=<IP_ADDRESS> :9093-<IP_ADDRESS>:42830-1184423) (SSL handshake failed) (org.apache.kafka.common.network.Selector) [data-plane-kafka-network-thread-0-ListenerName(TLS-9093)-SASL_SSL-8]
Cause
Kafka is unable to access the following archiving components, pods:
"aiops-ir-core-esarchiving" and "aiops-ir-core-archiving"
This could happen if Kafka renews its certificate.
Diagnosing The Problem
Run the following oc command and find the pods by looking for the related IP addresses listed in the Kafka authentication errors:
oc get po -o wide
Resolving The Problem
To resolve this issue, first complete all the steps highlighted in the following technote:
Once completed, run the following command to restart the archiving components-related pods:
For example:
oc delete aiops-ir-core-archiving-78c995956f-77wk2
oc delete aiops-ir-core-esarchiving-67d7bfd9cd-b698s
Document Location
Worldwide
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Document Information
Modified date:
01 March 2023
UID
ibm16956920