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MyCATApache / Mycat-Server

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修复在调用bin/init_zk_data.sh时，Log4j2调用shutdown的钩子报错的问题 #2876

Closed mawen12 closed 2 years ago

mawen12 commented 2 years ago

通过在log4j2.xml中，增加shutdownHook="disable"，来解决在调用init_zk_data.sh出现的如下报错：

o2021-11-12 23:57:13 INFO JAVA_CMD=/usr/local/java/bin/java
o2021-11-12 23:57:13 INFO Start to initialize /mycat of ZooKeeper
2021-11-12 23:57:14,798 Thread-1 ERROR Unable to register shutdown hook because JVM is shutting down. java.lang.IllegalStateException: Cannot add new shutdown hook as this is not started. Current state: STOPPED
    at org.apache.logging.log4j.core.util.DefaultShutdownCallbackRegistry.addShutdownCallback(DefaultShutdownCallbackRegistry.java:113)
    at org.apache.logging.log4j.core.impl.Log4jContextFactory.addShutdownCallback(Log4jContextFactory.java:273)
    at org.apache.logging.log4j.core.LoggerContext.setUpShutdownHook(LoggerContext.java:256)
    at org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:216)
    at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:145)
    at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:41)
    at org.apache.logging.log4j.LogManager.getContext(LogManager.java:182)
    at org.apache.logging.log4j.spi.AbstractLoggerAdapter.getContext(AbstractLoggerAdapter.java:103)
    at org.apache.logging.slf4j.Log4jLoggerFactory.getContext(Log4jLoggerFactory.java:43)
    at org.apache.logging.log4j.spi.AbstractLoggerAdapter.getLogger(AbstractLoggerAdapter.java:42)
    at org.apache.logging.slf4j.Log4jLoggerFactory.getLogger(Log4jLoggerFactory.java:29)
    at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:242)
    at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:254)
    at org.apache.curator.utils.CloseableUtils.<clinit>(CloseableUtils.java:33)
    at org.apache.curator.ConnectionState.close(ConnectionState.java:111)
    at org.apache.curator.CuratorZookeeperClient.close(CuratorZookeeperClient.java:203)
    at org.apache.curator.framework.imps.CuratorFrameworkImpl.close(CuratorFrameworkImpl.java:321)
    at io.mycat.util.ZKUtils$1.run(ZKUtils.java:40)
    at java.lang.Thread.run(Thread.java:748)