ltamber opened a new issue #6319: [pulsar client] partitioned topic cause connection leak when connection pool disable pooling URL: https://github.com/apache/pulsar/issues/6319 **Describe the bug** when use partitioned topic, the connection from client to discovery service will grow up and keep alive util application shut down. **To Reproduce** Steps to reproduce the behavior: 1. we used pulsar-perf, command is: ./bin/pulsar-perf consume -n 6 -c 0 -u pulsar://x.x.x.x:6660,x.x.x.x:6660 -s sub-1 -st Failover tenantTest/namespaceTest/partitiontopic2 2. then netstat -anp | grep 6660 | wc -l, the connection number will increasing slowly **Expected behavior** if we disable pooling, the connection should close when we done our lookup. **Screenshots**  **Additional context** there is a timer in partition topic client will autoUpdatePartitions, every getPartitionsForTopic will create a new connection and won't close it
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