原因: hadoop3.0以后slaves更名为workers。。。,直接在master节点的hadoop下配置文件workers填写子节点的主机名或ip地址即可 请修改完master节点后,同步修改到所有slave节点的worker文件 然后重新启动hdf与yarn,数据节点进程正常启动了:
2017-12-03 21:05:26,350 INFO org.apache.hadoop.hdfs.server.common.Storage: Lock on /usr/local/hadoop/hadoop/data/in_use.lock acquired by nodename 11010@hadoop1 2017-12-03 21:05:26,351 WARN org.apache.hadoop.hdfs.server.common.Storage: java.io.IOException: Incompatible clusterIDs in /us...
hadoop-data-node takes obviously long run usual. It retried several times but can't succeed. Check the pod log, found Problem binding to [0.0.0.0:50010] java.net.BindException: Address already in use. ... java.net.BindException: Problem ...
在core-default.xml中查看到,这两个配置文件有个共同点: 就是不要改动此文件,但能够复制信息到core-site.xml和hdfs-site.xml中改动 usr/local/hadoop是我存放hadoop目录的地方 几个关于namenode的关键文件 这里的in_use.lock本身没什么东西。可是它标记着这个namenode被使用。不准其它进程调用 current下存放了重要...
For HDFS files, create a DataServer object under File technology by entering the HDFS name node in the field JDBC URL. For example: hdfs://bda1node01.example.com:8020 Note: No dedicated technology is defined for HDFS files. 4.2.2Setting Up Hive Data Sources ...
解决hadoop启动hdfs时,datanode无法启动的问题。错误为: java.io.IOException: Incompatible clusterIDs in /home/lxh/hadoop/hdfs/data: namenode clusterID = CID-a3938a0b-57b5-458d-841c-d096e2b7a71c; datanode clusterID = CID-200e6206-98b5-44b2-9e48-262871884eeb ...
描述:Hadoop hdfs文件系统namenode节点地址。 必选:是 默认值:无 fileType 描述:文件的类型,目前只支持用户配置为"text"、"orc"、"rc"、"seq"、"csv"。 text表示textfile文件格式 orc表示orcfile文件格式 rc表示rcfile文件格式 seq表示sequence file文件格式 ...
And it’s the Master node that’s been the source of failure when Hadoop was scaled to its limit in production, rather than the amount of data or the infrastructure. In this server mesh design, there’s no Master node. Any server node can initiate the MapReduce request, and the data ...
[native] Fix shuffle compression kind string in toVeloxConfigs() Jan 14, 2025 presto-native-sidecar-plugin [native] Add native endpoint for Velox plan conversion Dec 3, 2024 presto-node-ttl-fetchers [maven-release-plugin] prepare for next development iteration ...
<property> <name>dfs.client.failover.proxy.provider.hacluster</name> <value>org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider</value> </property> If the Hive data source to be interconnected is in the same Hadoop cluster with HetuEngine, you can log in to the HDFS ...