[AMBARI-14699] JMX heatmap API call takes over 1 minute to complete on 900 node cluster

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.2.0
• Fix Version/s: 2.4.0
• Component/s: ambari-server
• Assignee: Srimanth Gunturi
• Reporter: Srimanth Gunturi
• Created: 15/Jan/16 22:33
• Updated: 22/Jan/16 21:43
• Resolved: 22/Jan/16 18:43

Description

On a 900 node cluster I went to the Dashboard heatmaps page for HDFS and the DataNode Garbage Collection Time heatmap took over 1 minute to respond. URL call is shown below.

http://perf-a-1:8080/api/v1/clusters/perf/services/HDFS/components/DATANODE?fields=host_components/metrics/jvm/gcTimeMillis&format=null_padding

Issue Links

• links to: Review board