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Posted to issues@spark.apache.org by "pin_zhang (Jira)" <ji...@apache.org> on 2019/10/10 08:13:00 UTC
[jira] [Created] (SPARK-29423) leak on
org.apache.spark.sql.execution.streaming.StreamingQueryListenerBus
pin_zhang created SPARK-29423:
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Summary: leak on org.apache.spark.sql.execution.streaming.StreamingQueryListenerBus
Key: SPARK-29423
URL: https://issues.apache.org/jira/browse/SPARK-29423
Project: Spark
Issue Type: Bug
Components: SQL
Affects Versions: 2.3.1
Reporter: pin_zhang
1. start server with start-thriftserver.sh
2. JDBC client connect and disconnect to hiveserver2
for (int i = 0; i < 10000; i++) {
Connection conn = DriverManager.getConnection("jdbc:hive2://localhost:10000", "test", "");
conn.close();
}
3. instance of org.apache.spark.sql.execution.streaming.StreamingQueryListenerBus keep increasing
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