Shohei Okumiya created HIVE-28749:
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Summary: The default hikaricp.leakDetectionThreshold is not a
valid value
Key: HIVE-28749
URL: https://issues.apache.org/jira/browse/HIVE-28749
Project: Hive
Issue Type: Bug
Components: Standalone Metastore
Affects Versions: 4.0.1
Reporter: Shohei Okumiya
Assignee: Shohei Okumiya
We see the following warning by default.
{code:java}
2025-02-09T13:03:17,314 INFO [main] datasource.HikariCPDataSourceProvider:
Creating Hikari connection pool for the MetaStore, maxPoolSize: 10, name:
objectstore
2025-02-09T13:03:17,326 WARN [main] hikari.HikariConfig: objectstore -
leakDetectionThreshold is less than 2000ms or more than maxLifetime, disabling
it. {code}
We configure [3,600,000 millis = 1
hour|https://github.com/apache/hive/blob/35589d78ca428f6274e8fb0f6399d70b947581bb/standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/datasource/HikariCPDataSourceProvider.java#L58]
by default, while [the maximum lifetime is 30
minutes|https://github.com/brettwooldridge/HikariCP/blob/HikariCP-4.0.3/src/main/java/com/zaxxer/hikari/HikariConfig.java#L58].
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