taosdata
rpc open too many session
当连接数超110时，运行几分钟后，客户端抛code:[0x22],error:rpc open too many session异常，后面一直连接不上 ，使用的C# TDengine.Connector3.1.0包
日志： 02/19 15:24:29.039465 00018478 TSC ep:0, 119.45.133.39:6030 02/19 15:24:29.984530 00018841 TSC ERROR failed to connect to server, reason: rpc open too many session
配置： cfg_file firstEp localhost.localdomain:6030 default secondEp localhost.localdomain:6030 cfg_file tempDir /tmp/ default minimalTmpDirGB 1.00 default shellActivityTimer 3 default compressMsgSize -1 default queryPolicy 1 default enableQueryHb 1 default enableScience 0 default querySmaOptimize 0 default queryPlannerTrace 0 default queryNodeChunkSize 32768 default queryUseNodeAllocator 1 default keepColumnName 0 default smlChildTableName default smlAutoChildTableNameDe default smlTagName _tag_null default smlTsDefaultName _ts default smlDot2Underline 1 cfg_file maxShellConns 5000 default maxInsertBatchRows 1000000 default maxRetryWaitTime 10000 default useAdapter 0 default queryMaxConcurrentTable 200 default metaCacheMaxSize -1 default slowLogThreshold 3 default slowLogScope default numOfRpcThreads 2 default numOfRpcSessions 30000 cfg_file timeToGetAvailableConn 10000 default keepAliveIdle 60 default numOfTaskQueueThreads 4 default experimental 1 default configDir /etc/taos/ cfg_file logDir /var/log/taos default minimalLogDirGB 1.00 cfg_file numOfLogLines 10000000 cfg_file asyncLog 1 default logKeepDays 0 default debugFlag 0 default tmrDebugFlag 131 default uDebugFlag 131 default rpcDebugFlag 131 default jniDebugFlag 131 default qDebugFlag 131 default cDebugFlag 131 default timezone Asia/Shanghai (CST, +0800) default locale en_US.utf8 default charset UTF-8 default assert 1 default enableCoreFile 1 default numOfCores 4.00 default ssd42 0 default avx 0 default avx2 0 default fma 0 default avx512 0 default simdEnable 0 default tagFilterCache 0 default openMax 1024 default streamMax 16 default pageSizeKB 4 default totalMemoryKB 15642620 default os sysname Linux default os nodename VM-0-10-ubuntu default os release 4.15.0-180-generic default os version #189-Ubuntu SMP Wed May 18 14:13:57 UTC 2022 default os machine x86_64 default version 3.2.2.0 default compatible_version 3.0.0.0
