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我正在尝试在corda中设置一个percona集群（mysql）以实现高可用性，我配置了其他所有内容，并且在尝试引入corda节点（公证人）时出现以下错误： 

com.zaxxer.hikari.pool.HikariPool$PoolInitializationException: Failed to initialize pool: Buffer length is less then expected payload length.
    at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:512) ~[HikariCP-2.5.1.jar:?]
    at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:105) ~[HikariCP-2.5.1.jar:?]
    at com.zaxxer.hikari.HikariDataSource.<init>(HikariDataSource.java:71) ~[HikariCP-2.5.1.jar:?]
    at net.corda.node.services.transactions.MySQLUniquenessProvider.<init>(MySQLUniquenessProvider.kt:122) ~[corda-node-3.2.jar:?]
    at net.corda.node.services.transactions.MySQLNotaryService.<init>(MySQLNotaryService.kt:28) ~[corda-node-3.2.jar:?]
    at net.corda.node.services.transactions.MySQLNonValidatingNotaryService.<init>(MySQLNotaryService.kt:46) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.AbstractNode$makeCoreNotaryService$1$4.invoke(AbstractNode.kt:861) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.AbstractNode$makeCoreNotaryService$1$4.invoke(AbstractNode.kt:126) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.AbstractNode.makeCoreNotaryService(AbstractNode.kt:861) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.AbstractNode.makeNotaryService(AbstractNode.kt:826) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.AbstractNode.access$makeNotaryService(AbstractNode.kt:126) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.AbstractNode$start$6.invoke(AbstractNode.kt:315) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.AbstractNode$start$6.invoke(AbstractNode.kt:126) ~[corda-node-3.2.jar:?]
    at net.corda.nodeapi.internal.persistence.CordaPersistence.inTopLevelTransaction(CordaPersistence.kt:173) ~[corda-node-api-3.2.jar:?]
    at net.corda.nodeapi.internal.persistence.CordaPersistence.transaction(CordaPersistence.kt:158) ~[corda-node-api-3.2.jar:?]
    at net.corda.nodeapi.internal.persistence.CordaPersistence.transaction(CordaPersistence.kt:136) ~[corda-node-api-3.2.jar:?]
    at net.corda.nodeapi.internal.persistence.CordaPersistence.transaction(CordaPersistence.kt:142) ~[corda-node-api-3.2.jar:?]
    at net.corda.node.internal.AbstractNode.start(AbstractNode.kt:289) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.Node.start(Node.kt:387) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.EnterpriseNode.start(EnterpriseNode.kt:181) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.NodeStartup.startNode(NodeStartup.kt:270) ~[corda-node-3.2.jar:?]
    at net.corda.node.internal.NodeStartup.run(NodeStartup.kt:160) [corda-node-3.2.jar:?]
    at net.corda.node.Corda.main(Corda.kt:25) [corda-node-3.2.jar:?]
Caused by: java.sql.SQLException: Buffer length is less then expected payload length.
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:545) ~[mysql-connector-java-6.0.6.jar:6.0.6]
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:513) ~[mysql-connector-java-6.0.6.jar:6.0.6]
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:505) ~[mysql-connector-java-6.0.6.jar:6.0.6]
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:479) ~[mysql-connector-java-6.0.6.jar:6.0.6]
    at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:489)
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1 回答 1

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当将 mysql 客户端（公证节点的）指向用于写入集复制流量的 percona 端口（默认为 4567）时，会发生这种情况。

3306 是用于 MySQLClient 连接的默认端口。

于 2019-03-26T11:14:28.340 回答