Uploaded August 2026 | Updated September 2026, 2 weeks ago
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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Next steps:
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Do you have technical AWS questions?
Ask the community of experts on AWS re:Post: https://go.aws/3lPaoPb
Why AWS?
Amazon Web Services is the world’s most comprehensive and broadly adopted cloud, enabling customers to build anything they can imagine. We offer the greatest choice of innovative cloud capabilities and expertise, on the most extensive global infrastructure with industry-leading security, reliability, and performance.
#AWS #AmazonWebServices #CloudComputing
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.
Subscribe to AWS: https://go.aws/subscribe
Create a free AWS account: https://go.aws/signup
Try AWS for free: https://go.aws/free
Connect with an expert: https://go.aws/contact
Explore more: https://go.aws/more
Next steps:
Explore on AWS in Analyst Research: https://go.aws/reports
Discover, deploy, and manage software that runs on AWS: https://go.aws/marketplace
Join the AWS Partner Network: https://go.aws/partners
Learn more on how Amazon builds and operates software: https://go.aws/library
Do you have technical AWS questions?
Ask the community of experts on AWS re:Post: https://go.aws/3lPaoPb
Why AWS?
Amazon Web Services is the world’s most comprehensive and broadly adopted cloud, enabling customers to build anything they can imagine. We offer the greatest choice of innovative cloud capabilities and expertise, on the most extensive global infrastructure with industry-leading security, reliability, and performance.
#AWS #AmazonWebServices #CloudComputing
