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  • namenode格式化报错

    2019-12-16 18:32:50
    搭建hadoop集群时,namenode格式化报错如下: WARN namenode.NameNode: Encountered exception during format: org.apache.hadoop.hdfs.qjournal.client.QuorumException: Unable to check if JNs are ready for ...

    搭建hadoop集群时,namenode格式化报错如下:
    WARN namenode.NameNode: Encountered exception during format:
    org.apache.hadoop.hdfs.qjournal.client.QuorumException: Unable to check if JNs are ready for formatting. 1 exceptions thrown:
    192.168.59.134:2181: End of File Exception between local host is: “master/192.168.59.132”; destination host is: “salve2”:2181; : java.io.EOFException; For more details see: http://wiki.apache.org/hadoop/EOFException
    at org.apache.hadoop.hdfs.qjournal.client.QuorumException.create(QuorumException.java:81)
    at org.apache.hadoop.hdfs.qjournal.client.QuorumCall.rethrowException(QuorumCall.java:286)
    at org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.hasSomeData(QuorumJournalManager.java:233)
    at org.apache.hadoop.hdfs.server.common.Storage.confirmFormat(Storage.java:901)
    at org.apache.hadoop.hdfs.server.namenode.FSImage.confirmFormat(FSImage.java:202)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1011)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1457)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1582)
    19/12/16 15:30:08 ERROR namenode.NameNode: Failed to start namenode.
    org.apache.hadoop.hdfs.qjournal.client.QuorumException: Unable to check if JNs are ready for formatting. 1 exceptions thrown:
    192.168.59.134:2181: End of File Exception between local host is: “master/192.168.59.132”; destination host is: “salve2”:2181; : java.io.EOFException; For more details see: http://wiki.apache.org/hadoop/EOFException
    at org.apache.hadoop.hdfs.qjournal.client.QuorumException.create(QuorumException.java:81)
    at org.apache.hadoop.hdfs.qjournal.client.QuorumCall.rethrowException(QuorumCall.java:286)
    at org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.hasSomeData(QuorumJournalManager.java:233)
    at org.apache.hadoop.hdfs.server.common.Storage.confirmFormat(Storage.java:901)
    at org.apache.hadoop.hdfs.server.namenode.FSImage.confirmFormat(FSImage.java:202)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1011)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1457)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1582)
    19/12/16 15:30:08 INFO util.ExitUtil: Exiting with status 1
    19/12/16 15:30:08 INFO namenode.NameNode: SHUTDOWN_MSG:
    /************************************************************
    SHUTDOWN_MSG: Shutting down NameNode at master/192.168.59.132
    ************************************************************/

    问题解决:检查配置文件hdfs-site.xml,

    <property>  
             <name>dfs.namenode.shared.edits.dir</name>  
             <value>qjournal://master:8485;salve1:8485;salve2:8485/cluster</value>  
        </property> 
    

    qjournal的端口8485配置错误。配置配置文件时要仔细,真正理解各个配置项的含义才好

    展开全文
  • NameNode格式化报错

    2021-06-15 17:23:28
    2021-06-15 17:18:44,846 WARN namenode.NameNode: Encountered exception during format: org.apache.hadoop.hdfs.qjournal.client.QuorumException: Unable to check if JNs are ready for formatting. 1 ...

    检查自己各节点的journalnode是否启动,只有一个journalnode启动成功在这里插入图片描述

    2021-06-15 17:18:44,846 WARN namenode.NameNode: Encountered exception during format: 
    org.apache.hadoop.hdfs.qjournal.client.QuorumException: Unable to check if JNs are ready for formatting. 1 successful responses:
    xxx.xx.xxx.xxx:8485: false
    2 exceptions thrown:
    xxx.xx.xxx.xxx:8485: Call From kylin3/xxx.xx.xxx.xxx to kylin1:8485 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
    xxx.xx.xxx.xxx:8485: Call From kylin3/xxx.xx.xxx.xxx to kylin2:8485 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
    	at org.apache.hadoop.hdfs.qjournal.client.QuorumException.create(QuorumException.java:81)
    	at org.apache.hadoop.hdfs.qjournal.client.QuorumCall.rethrowException(QuorumCall.java:287)
    	at org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.hasSomeData(QuorumJournalManager.java:282)
    	at org.apache.hadoop.hdfs.server.common.Storage.confirmFormat(Storage.java:1142)
    	at org.apache.hadoop.hdfs.server.namenode.FSImage.confirmFormat(FSImage.java:209)
    	at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1198)
    	at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1645)
    	at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1755)
    2021-06-15 17:18:44,849 ERROR namenode.NameNode: Failed to start namenode.
    org.apache.hadoop.hdfs.qjournal.client.QuorumException: Unable to check if JNs are ready for formatting. 1 successful responses:
    xxx.xx.xxx.xxx:8485: false
    2 exceptions thrown:
    xxx.xx.xxx.xxx:8485: Call From kylin3/xxx.xx.xxx.xxx to kylin1:8485 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
    xxx.xx.xxx.xxx:8485: Call From kylin3/xxx.xx.xxx.xxx to kylin2:8485 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
    	at org.apache.hadoop.hdfs.qjournal.client.QuorumException.create(QuorumException.java:81)
    	at org.apache.hadoop.hdfs.qjournal.client.QuorumCall.rethrowException(QuorumCall.java:287)
    	at org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.hasSomeData(QuorumJournalManager.java:282)
    	at org.apache.hadoop.hdfs.server.common.Storage.confirmFormat(Storage.java:1142)
    	at org.apache.hadoop.hdfs.server.namenode.FSImage.confirmFormat(FSImage.java:209)
    	at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1198)
    	at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1645)
    	at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1755)
    2021-06-15 17:18:44,851 INFO util.ExitUtil: Exiting with status 1: org.apache.hadoop.hdfs.qjournal.client.QuorumException: Unable to check if JNs are ready for formatting. 1 successful responses:
    xxx.xx.xxx.xxx:8485: false
    2 exceptions thrown:
    xxx.xx.xxx.xxx:8485: Call From kylin3/xxx.xx.xxx.xxx to kylin1:8485 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
    xxx.xx.xxx.xxx:8485: Call From kylin3/xxx.xx.xxx.xxx to kylin2:8485 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
    2021-06-15 17:18:44,852 INFO namenode.NameNode: SHUTDOWN_MSG: 
    /************************************************************
    SHUTDOWN_MSG: Shutting down NameNode at kylin3/xxx.xx.xxx.xxx
    ************************************************************/
    
    展开全文
  • Hadoop的namenode格式化报错,百度都没有找到对应的解决方法!!!!!!请大神帮忙解决下,小弟,非常感谢! 报错如下: [root@node1 hadoop-3.1.1]# bin/hadoop namenode -format WARNING: Use of this script to ...

    Hadoop的namenode格式化报错,百度都没有找到对应的解决方法!!!!!!请大神帮忙解决下,小弟,非常感谢!

    目前在进行的是单机配置,该配置的都配置好了,hadoop版本是3.1.1。

    报错如下:

    [root@node1 hadoop-3.1.1]# bin/hadoop namenode -format
    WARNING: Use of this script to execute namenode is deprecated.
    WARNING: Attempting to execute replacement “hdfs namenode” instead.

    Exception in thread “main” java.lang.UnsupportedClassVersionError: org/apache/hadoop/hdfs/server/namenode/NameNode : Unsupported major.minor version 52.0
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
    at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
    at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
    at java.net.URLClassLoader1.run(URLClassLoader.java:355)atjava.security.AccessController.doPrivileged(NativeMethod)atjava.net.URLClassLoader.findClass(URLClassLoader.java:354)atjava.lang.ClassLoader.loadClass(ClassLoader.java:425)atsun.misc.Launcher1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at sun.misc.LauncherAppClassLoader.loadClass(Launcher.java:308)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
    at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)

    在这里插入图片描述

    展开全文
  • hadoop2.6.0 namenode格式化报错

    千次阅读 2015-05-13 10:09:11
    今天在安装hadoop2.6.0时格式化namenode时报错 15/05/12 18:28:19 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 0 time(s); retry policy is ...

    今天在安装hadoop2.6.0时格式化namenode时报错

    15/05/12 18:28:19 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:19 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:19 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:20 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 1 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:20 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 1 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:20 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 1 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:21 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 2 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:21 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 2 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:21 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 2 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:22 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 3 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:22 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 3 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:22 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 3 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:23 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 4 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:23 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 4 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:23 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 4 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:24 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 5 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:24 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 5 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:24 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 5 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:25 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 6 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:25 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 6 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:25 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 6 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:26 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 7 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:26 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 7 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:26 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 7 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:27 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 8 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:27 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 8 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:27 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 8 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:28 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.110.137:8485. Already tried 9 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:28 INFO ipc.Client: Retrying connect to server: hadoop3/192.168.110.139:8485. Already tried 9 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:28 INFO ipc.Client: Retrying connect to server: hadoop2/192.168.110.138:8485. Already tried 9 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1 SECONDS)
    15/05/12 18:28:28 FATAL namenode.NameNode: Exception in namenode join
    org.apache.hadoop.hdfs.qjournal.client.QuorumException: Unable to check if JNs are ready for formatting. 2 exceptions thrown:
    192.168.110.139:8485: Call From hadoop1/192.168.110.137 to hadoop3:8485 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
    192.168.110.137:8485: Call From hadoop1/192.168.110.137 to hadoop1:8485 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
    at org.apache.hadoop.hdfs.qjournal.client.QuorumException.create(QuorumException.java:81)
    at org.apache.hadoop.hdfs.qjournal.client.QuorumCall.rethrowException(QuorumCall.java:223)
    at org.apache.hadoop.hdfs.qjournal.client.QuorumJournalManager.hasSomeData(QuorumJournalManager.java:218)
    at org.apache.hadoop.hdfs.server.common.Storage.confirmFormat(Storage.java:836)
    at org.apache.hadoop.hdfs.server.namenode.FSImage.confirmFormat(FSImage.java:170)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:833)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1213)
    at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1320)
    15/05/12 18:28:28 INFO util.ExitUtil: Exiting with status 1



    原因是journalnode没有启动,要先所以节点的journalnode

    展开全文
  • 对于一个新鲜的集群,使用hdfs namenode -format是必须要做的事情,这一步叫格式化namenode,format英文本身的意思就是格式化 格式化namenode的目的:HDFS需要格式化的过程来创建存放元数据(image,editlog)的...
  • 报错: Causedby:org.xml.sax.SAXParseException;systemId:file:/home/hadoop/app/hadoop-2.6.0-cdh5.7.0/etc/hadoop/hdfs-site.xml;lineNumber:25;columnNumber:1;XMLdocumentstructuresmuststartanden...
  • 1.格式化NameNode后,启动Namenode,报错 报错内容: ERROR: Cannot set priority of namenode process XXXX 尝试方法: 一: 1.检查core-site.xml hdfs-site.xml yarn-site.xml mapred-site.xml 2.删除data,log...
  • hadoop namenode -format 格式化报错

    千次阅读 2018-04-11 14:55:44
    18/04/11 21:42:07 WARN namenode.FSEditLog: No class configured for master1.hadoop, dfs.namenode.edits.journal-plugin.master1.hadoop is empty18/04/11 21:42:07 ERROR namenode.NameNode: Failed to ...
  • hdfs namenode -format 报错

    千次阅读 2015-09-02 12:35:25
    HA模式第一次或删除格式化版本后格式化失败先启动 ./start-dfs.sh 再进行 hdfs namenode -format 问题解决 15/08/28 09:04:27 INFO common.Storage: Storage directory /home/hcg/hadoop/...
  • bin/hdfs namenode -format 时,老是报错: java.lang.NoClassDefFoundError: namecode 到网上搜了很多解决方法,有说修改 etc/hadoop/hadoop-env.sh增加 export HADOOP_COMMON_HOME=/root/test/hadoo
  • 初始 hadoop namenode -format 报错说找不到namenode,但是我的环境变量配置的好像没问题啊。。 ![图片说明](https://img-ask.csdn.net/upload/201609/11/1473599781_110258.png) ![图片说明]...
  • 因为是namenode无法出现,所有查看关于namenode的log文件 如果是别的问题就查看对应的文件 发现error说没有name文件 到对应目录下创建name文件 node-02克隆机下重新启动namenode 启动后node-02 jps namenode出现...
  • 格式化Namenode提示Call From n1/192.168.253.130 to s1:8485 failed on connection exception: java.net.Connec错误,看了看http://wiki.apache.org/hadoop/ConnectionRefused给的提示, 百度各种方法,得不到解决...
  • hadoop集群格式化namenode报错

    千次阅读 2019-01-18 10:54:03
     at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1614)  at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1741) 19/01/17 18:45:21 INFO util....
  • Hadoop 格式化的时候报错:dfs.namenode.format.enable false。 此时启动集群会发现 Namenode 无法启动,其实就是 Namenode 格式化失败了。 原因:很有可能是你们公司在编译 hadoop 的时候故意把格式化功能注释掉...
  • 20/10/13 13:58:04 ERROR namenode.NameNode: Failed to start namenode. java.lang.IllegalArgumentException: URI has an authority component at java.io.File.<init>(File.java:423) at org.apache....
  • namenode格式化只需要在hdfs所在主机上格式化一次即可,如果多次格式化且没有删除hadoop目录下的tmp临时文件时就有可能会报错。因为namenode每次格式化都会更新clusterID,但datanode只会保持第一次的ID,所以导致两...
  • 关于Hadoop进行namenode格式化时ERROR conf.Configuration: error parsing conf xxx.xml错误的问题在配置完core-default.xml, mapred-site.xml,hdfs-default等配置文件后,主机格式化namenode时,报错ERROR conf....
  • 格式化ha 集群namenode报错

    千次阅读 2015-08-28 13:14:45
    HA模式第一次或删除格式化版本后格式化失败先启动 ./start-dfs.sh 再进行 hdfs namenode -format 问题解决 15/08/28 09:04:27 INFO common.Storage: Storage directory /home/hcg/hadoop/...
  • NameNode格式化失败问题的解决

    万次阅读 热门讨论 2015-04-08 18:40:12
    NameNode格式化失败,查看日志,报如下错: 15/04/08 10:05:43 INFO namenode.NameNode: registered UNIX signal handlers for [TERM, HUP, INT] 15/04/08 10:05:43 INFO namenode.NameNode: createNameNode [-...
  • hadoop3.1在文件格式化报错 场景: 在CentOS 6.8下安装hadoop3.1时,在格式化文件那一步报错,报错如下: # ./bin/hdfs namenode -format WARNING: /opt/hadoop311/logs does not exist. Creating. 2019-02-06 18:...
  • 先贴自己虚拟机搭建namenode格式化错误 昨晚搜索了一下没找到确定的解决办法,决定是配置文件的原因,自己早上去官网看了下配置文件 我的hdfs-site.xml 配置文件,居然不是英文逗号....是没睡醒嘛 继续格式...
  • namenode格式化过多次解决办法 hadoop上传文件报错。在ui界面查看磁盘使用情况如下图(或用hadoop dfsadmin -report命令查看) 磁盘使用情况为0 ,但是namenode,datanode等集群节点均启动正常。 查看namenode和...
  • HDFS格式化报错

    2016-12-14 16:37:06
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    执行hadoop namenode -format格式化命令后,报错: Call From hadoop01/192.168.195.134 to hadoop02:8485 failed on connection exception: java.net.Connectxception: 拒绝连接; 详细日志: 19/02/16 12:29:51 ...
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    2020-04-29 12:05:14
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    2018-10-07 15:31:24
    执行命令bin/hdfs namenode -format ,报错 java.lang.reflect.InvocationTargetException at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke...

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