Getting Unable to write message error with mysql-connector-java

[Arul�* velan]

Server version : 8.0.26 .We are using MySQL Document store with below timeout configs.

Server params
-------------
connect_timeout 30
delayed_insert_timeout 300
have_statement_timeout YES
innodb_flush_log_at_timeout 1
innodb_lock_wait_timeout 50
innodb_rollback_on_timeout OFF
interactive_timeout 28800
lock_wait_timeout 31536000
mysqlx_connect_timeout 30
mysqlx_idle_worker_thread_timeout 60
mysqlx_interactive_timeout 28800
mysqlx_port_open_timeout 0
mysqlx_read_timeout 30
mysqlx_wait_timeout 28800


We are getting below error while inserting data in MySQL xDB. We are able to read the data from collections at the same time. Pls suggest.

com.mysql.cj.exceptions.CJCommunicationsException: Unable to write message
at com.mysql.cj.protocol.x.SyncMessageSender.send(SyncMessageSender.java:86) ~[mysql-connector-java-8.0.21.jar:8.0.21]
at com.mysql.cj.protocol.x.SyncMessageSender.send(SyncMessageSender.java:49) ~[mysql-connector-java-8.0.21.jar:8.0.21]
at com.mysql.cj.protocol.x.XProtocol.send(XProtocol.java:944) ~[mysql-connector-java-8.0.21.jar:8.0.21]
at com.mysql.cj.protocol.x.XProtocol.query(XProtocol.java:880) ~[mysql-connector-java-8.0.21.jar:8.0.21]
at com.mysql.cj.MysqlxSession.query(MysqlxSession.java:170) ~[mysql-connector-java-8.0.21.jar:8.0.21]
at com.mysql.cj.xdevapi.AddStatementImpl.execute(AddStatementImpl.java:93) ~[mysql-connector-java-8.0.21.jar:8.0.21]
at com.mysql.cj.xdevapi.AddStatementImpl.execute(AddStatementImpl.java:47) ~[mysql-connector-java-8.0.21.jar:8.0.21]


Caused by: java.net.SocketException: Socket closed
at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:118) ~[?:1.8.0_271]
at java.net.SocketOutputStream.write(SocketOutputStream.java:155) ~[?:1.8.0_271]
at sun.security.ssl.SSLSocketOutputRecord.deliver(SSLSocketOutputRecord.java:341) ~[?:1.8.0_271]
at sun.security.ssl.SSLSocketImpl$AppOutputStream.write(SSLSocketImpl.java:1106) ~[?:1.8.0_271]
at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) ~[?:1.8.0_271]
at java.io.BufferedOutputStream.write(BufferedOutputStream.java:126) ~[?:1.8.0_271]
at com.google.protobuf.CodedOutputStream$OutputStreamEncoder.doFlush(CodedOutputStream.java:3062) ~[protobuf-java-3.11.4.jar:?]
at com.google.protobuf.CodedOutputStream$OutputStreamEncoder.flush(CodedOutputStream.java:2974) ~[protobuf-java-3.11.4.jar:?]
at com.google.protobuf.AbstractMessageLite.writeTo(AbstractMessageLite.java:84) ~[protobuf-java-3.11.4.jar:?]
at com.mysql.cj.protocol.x.SyncMessageSender.send(SyncMessageSender.java:81) ~[mysql-connector-java-8.0.21.jar:8.0.21]