[ OK ] starting namenode, logging to /var/log/hadoop-hdfs/hadoop-hdfs-namenode-quickstart.cloudera.out Started Hadoop namenode: [ OK ] starting secondarynamenode, logging to /var/log/hadoop-hdfs/hadoop-hdfs-secondarynamenode-quickstart.cloudera.out Started Hadoop secondarynamenode: [ OK ] ...
/sbin/start-dfs.sh Starting namenodes on [localhost] pdsh@zhangsan-ZHAOYANG-K21-80: localhost: rcmd:...socket: Permission denied Starting datanodes pdsh@zhangs...
JournalNode的作用就是保证HDFS的元数据日志的安全性和持久性。当NameNode或DataNode节点发生故障或重启时,JournalNode节点将被自动选举为主节点,并负责处理元数据日志的复制和恢复。 JournalNode的配置 在Hadoop中配置JournalNode非常简单。以下是一个例子,展示如何在Hadoop配置文件中启动JournalNode: <configuration><property><...
这是因为datanode上次运行时没有关掉，所以先stop-all，再start-all
2015-04-05 18:46:35,230 INFO org.mortbay.log: Logging to org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via org.mortbay.log.Slf4jLog2015-04-05 18:46:35,232 INFO org.apache.hadoop.http.HttpRequestLog: Http request log for http.requests.namenode is not defined2015-04...
namenode >> starting namenode, logging to >> >> /usr/local/Software/hadoop-2.2.0/logs/hadoop-sitaraman-namenode-localhost.localdomain.out >> Java HotSpot(TM) 64-Bit Server VM warning: You have loaded library >> /usr/local/Software/hadoop-2.2.0/lib/native/libhadoop.so.1.0.0 which >>...
On Single node server. hbase-site.xml <configuration> <property> <name>hbase.master.namespace.init.timeout</name> <value>2400000</value> </property> <property> <name>hbase.regionserver.executor.openregion.threads</name> <value>20</value> </property> <property> <name>hbase....
Initialization failed for block pool Block pool <registering> (Datanode Uuid unassigned) service to inbasdlp00958.mahindrasatyam.ad/172.18.42.154:8022java.io.IOException: Incompatible clusterIDs in /dfs/dn: namenode clusterID = cluster6; datanode clusterID = cluster15at org.apache.hadoop.hdfs....
{u'dfs.support.append': u'true', u'dfs.datanode.data.dir': u'true', u'dfs.namenode.http-address': u'true', u'dfs.namenode.name.dir': u'true', u'dfs.webhdfs.enabled': u'true', u'dfs.datanode.failed.volumes.tolerated': u'true'}}, 'configurations': ...}...
If I shutdown the Azure instances for the day and start the Azure instances next morning and when I try to start the cloudera cluster, all services are getting up except name node. The name node is not starting up and shows the error message " the name node is not formatted". Th...