Inigo Goiri created HADOOP-14369:
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Summary: NetworkTopology calls expensive toString() when debugging
Key: HADOOP-14369
URL: https://issues.apache.org/jira/browse/HADOOP-14369
Project: Hadoop Common
Issue Type: Bug
Reporter: Inigo Goiri
Assignee: Inigo Goiri
When {{NetworkTopology}} calls {{add()}} or {{remove()}}, it calls
{{toString()}} for {{LOG.debug()}} which is pretty expensive.
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