Details
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Bug
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Status: Open
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Minor
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Resolution: Unresolved
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1.16.0
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None
Description
When I use sql " select * from table " , I found there are a lot logs about zookeeper connection Information. There is critical for Zookeeper ，because the Connection is create and close frequently
[
2023-03-01 19:38:38.423 INFO (Thread-262) [ ] o.a.f.r.l.DefaultLeaderRetrievalService Starting DefaultLeaderRetrievalServic
e with ZookeeperLeaderRetrievalDriver{connectionInformationPath='/leader/rest_server/connection_info'}.
2023-03-01 19:38:38.424 INFO (Thread-262-SendThread(node53.hde.com:2181)) [ ] o.a.f.s.z.o.a.z.ClientCnxn Socket connection
established, initiating session, client: /10.121.65.53:58428, server: node53.hde.com/10.121.65.53:2181
2023-03-01 19:38:38.427 INFO (Thread-262-SendThread(node53.hde.com:2181)) [ ] o.a.f.s.z.o.a.z.ClientCnxn Session establishm
ent complete on server node53.hde.com/10.121.65.53:2181, session id = 0x10000038726412a, negotiated timeout = 60000
2023-03-01 19:38:38.427 INFO (Thread-262-EventThread) [ ] o.a.f.s.c.o.a.c.f.s.ConnectionStateManager State change: CONNECTE
D
2023-03-01 19:38:38.430 INFO (Thread-262-EventThread) [ ] o.a.f.s.c.o.a.c.f.i.EnsembleTracker New config event received:
2023-03-01 19:38:38.431 INFO (Thread-262-EventThread) [ ] o.a.f.s.c.o.a.c.f.i.EnsembleTracker New config event received:
{s erver.1=node53.hde.com:2888:3888:participant, version=0, server.3=node55.hde.com:2888:3888:participant, server.2=node54.hde.co m:2888:3888:participant}2023-03-01 19:38:38.700 INFO (ForkJoinPool.commonPool-worker-11) [ ] o.a.f.r.l.DefaultLeaderRetrievalService Stopping Defau
ltLeaderRetrievalService.
2023-03-01 19:38:38.700 INFO (ForkJoinPool.commonPool-worker-11) [ ] o.a.f.r.l.ZooKeeperLeaderRetrievalDriver Closing Zooke
eperLeaderRetrievalDriver{connectionInformationPath='/leader/rest_server/connection_info'}.
2023-03-01 19:38:38.702 INFO (Curator-Framework-0) [ ] o.a.f.s.c.o.a.c.f.i.CuratorFrameworkImpl backgroundOperationsLoop ex
iting
2023-03-01 19:38:38.708 WARN (Thread-262-SendThread(node53.hde.com:2181)) [ ] o.a.f.s.z.o.a.z.ClientCnxn An exception was t
hrown while closing send thread for session 0x10000038726412a.
org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.ClientCnxn$EndOfStreamException: Unable to read additional data from s
erver sessionid 0x10000038726412a, likely server has closed socket
at org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:77) ~[fli
nk-shaded-zookeeper-3.6.3.jar:3.6.3-15.0]
at org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:35
0) ~[flink-shaded-zookeeper-3.6.3.jar:3.6.3-15.0]
at org.apache.flink.shaded.zookeeper3.org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1290) [flink-shad
ed-zookeeper-3.6.3.jar:3.6.3-15.0]
2023-03-01 19:38:38.810 INFO (Thread-262-EventThread) [ ] o.a.f.s.z.o.a.z.ClientCnxn EventThread shut down for session: 0x1
0000038726412a
2023-03-01 19:38:38.810 INFO (ForkJoinPool.commonPool-worker-11) [ ] o.a.f.s.z.o.a.z.ZooKeeper Session: 0x10000038726412a c
losed
2023-03-01 19:38:38.813 INFO (Thread-262) [ ] o.a.f.r.u.ZooKeeperUtils Enforcing default ACL for ZK connections
2023-03-01 19:38:38.813 INFO (Thread-262) [ ] o.a.f.r.u.ZooKeeperUtils Using '/flink/application_1677479737242_0025' as Zoo
keeper namespace.
2023-03-01 19:38:38.814 INFO (Thread-262) [ ] o.a.f.s.c.o.a.c.f.i.CuratorFrameworkImpl Starting
2023-03-01 19:38:38.814 INFO (Thread-262) [ ] o.a.f.s.z.o.a.z.ZooKeeper Initiating client connection, connectString=node54.
hde.com:2181,node55.hde.com:2181,node53.hde.com:2181 sessionTimeout=60000 watcher=org.apache.flink.shaded.curator5.org.apache.
curator.ConnectionState@74e5bc14
2023-03-01 19:38:38.814 INFO (Thread-262) [ ] o.a.f.s.z.o.a.z.ClientCnxnSocket jute.maxbuffer value is 1048575 Bytes
2023-03-01 19:38:38.814 INFO (Thread-262) [ ] o.a.f.s.z.o.a.z.ClientCnxn zookeeper.request.timeout value is 0. feature enab
led=false
2023-03-01 19:38:38.815 INFO (Thread-262) [ ] o.a.f.s.c.o.a.c.f.i.CuratorFrameworkImpl Default schema
2023-03-01 19:38:38.815 INFO (Thread-262) [ ] o.a.f.r.l.DefaultLeaderRetrievalService Starting DefaultLeaderRetrievalServic
e with ZookeeperLeaderRetrievalDriver{connectionInformationPath='/leader/rest_server/connection_info'}.
2023-03-01 19:38:38.817 INFO (Thread-262-SendThread(node53.hde.com:2181)) [ ] o.a.f.s.z.o.a.z.ClientCnxn Opening socket con
nection to server node53.hde.com/10.121.65.53:2181.
2023-03-01 19:38:38.817 INFO (Thread-262-SendThread(node53.hde.com:2181)) [ ] o.a.f.s.z.o.a.z.ClientCnxn SASL config status
: Will not attempt to authenticate using SASL (unknown error)
2023-03-01 19:38:38.817 INFO (Thread-262-SendThread(node53.hde.com:2181)) [ ] o.a.f.s.z.o.a.z.ClientCnxn Socket connection
established, initiating session, client: /10.121.65.53:58432, server: node53.hde.com/10.121.65.53:2181
2023-03-01 19:38:38.821 INFO (Thread-262-SendThread(node53.hde.com:2181)) [ ] o.a.f.s.z.o.a.z.ClientCnxn Session establishm
ent complete on server node53.hde.com/10.121.65.53:2181, session id = 0x10000038726412b, negotiated timeout = 60000
2023-03-01 19:38:38.821 INFO (Thread-262-EventThread) [ ] o.a.f.s.c.o.a.c.f.s.ConnectionStateManager State change: CONNECTE
D
2023-03-01 19:38:38.824 INFO (Thread-262-EventThread) [ ] o.a.f.s.c.o.a.c.f.i.EnsembleTracker New config event received:
]
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