Yuming Wang created SPARK-59711:
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Summary: Stop LiveExecutorStageSummary from retaining a full
v1.TaskMetrics tree
Key: SPARK-59711
URL: https://issues.apache.org/jira/browse/SPARK-59711
Project: Spark
Issue Type: Improvement
Components: Spark Core
Affects Versions: 4.4.0
Reporter: Yuming Wang
The executor stage UI only exposes 10 longs; holding createMetrics per (stage,
executor) inflates live driver heap and allocates a new object graph on every
task update.
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