0:00 Introduction
0:40 Common causes of high CPU utilization
1:07 Check cluster health and CPU metrics
1:37 Automated troubleshooting runbook
3:10 Hot Threads API
4:08 Identify long-running search tasks
4:46 JVM memory pressure
5:08 Unbalanced shard distribution
5:38 UltraWarm migrations
6:31 Enable slow logs
7:20 Closing
For more details on this topic, visit the AWS Knowledge Center
on AWS re:Post and read the full article associated with this video: https://repost.aws/knowledge-center/opensearch-troubleshoot-high-cpu
The AWS Knowledge Center contains trusted, expert-reviewed answers to frequently asked questions across AWS services — including EC2, S3, IAM, Lambda, Bedrock, and more.
Duke shows you how to troubleshoot high CPU utilization on your OpenSearch Service cluster.
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