[root@master bin]# ./hdfs namenode -format
20/11/23 06:00:53 INFO namenode.NameNode: STARTUP_MSG: 
/************************************************************
STARTUP_MSG: Starting NameNode
STARTUP_MSG:   host = master/192.168.146.171
STARTUP_MSG:   args = [-format]
STARTUP_MSG:   version = 2.6.0
STARTUP_MSG:   classpath = /usr/local/hadoop-2.6.0/etc/hadoop:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jersey-json-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jaxb-impl-2.2.3-1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-compress-1.4.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/slf4j-api-1.7.5.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-digester-1.8.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-el-1.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-net-3.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/zookeeper-3.4.6.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/httpcore-4.2.5.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-lang-2.6.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/activation-1.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jsp-api-2.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jersey-server-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/xz-1.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-beanutils-1.7.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/protobuf-java-2.5.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-io-2.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/hamcrest-core-1.3.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jetty-util-6.1.26.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jackson-xc-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/hadoop-auth-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-httpclient-3.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jets3t-0.9.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jackson-core-asl-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jsch-0.1.42.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/apacheds-kerberos-codec-2.0.0-M15.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/slf4j-log4j12-1.7.5.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/curator-client-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/snappy-java-1.0.4.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jasper-compiler-5.5.23.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/apacheds-i18n-2.0.0-M15.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-codec-1.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/xmlenc-0.52.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jettison-1.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/curator-framework-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/mockito-all-1.8.5.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/paranamer-2.3.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/servlet-api-2.5.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jasper-runtime-5.5.23.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jetty-6.1.26.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/api-asn1-api-1.0.0-M20.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jaxb-api-2.2.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-math3-3.1.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/log4j-1.2.17.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-beanutils-core-1.8.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-cli-1.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/api-util-1.0.0-M20.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jersey-core-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/guava-11.0.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-collections-3.2.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/java-xmlbuilder-0.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/netty-3.6.2.Final.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/htrace-core-3.0.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jackson-jaxrs-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jackson-mapper-asl-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/hadoop-annotations-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-logging-1.1.3.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/junit-4.11.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/httpclient-4.2.5.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/commons-configuration-1.6.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/curator-recipes-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/stax-api-1.0-2.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/asm-3.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/jsr305-1.3.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/gson-2.2.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/lib/avro-1.7.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/hadoop-common-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/hadoop-common-2.6.0-tests.jar:/usr/local/hadoop-2.6.0/share/hadoop/common/hadoop-nfs-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/commons-el-1.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/commons-lang-2.6.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/jsp-api-2.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/jersey-server-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/protobuf-java-2.5.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/commons-io-2.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/jetty-util-6.1.26.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/jackson-core-asl-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/commons-codec-1.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/xmlenc-0.52.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/xercesImpl-2.9.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/servlet-api-2.5.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/jasper-runtime-5.5.23.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/jetty-6.1.26.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/log4j-1.2.17.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/commons-daemon-1.0.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/commons-cli-1.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/xml-apis-1.3.04.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/jersey-core-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/guava-11.0.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/netty-3.6.2.Final.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/htrace-core-3.0.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/jackson-mapper-asl-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/commons-logging-1.1.3.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/asm-3.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/lib/jsr305-1.3.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/hadoop-hdfs-2.6.0-tests.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/hadoop-hdfs-nfs-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/hdfs/hadoop-hdfs-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/guice-3.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jersey-json-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jaxb-impl-2.2.3-1.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/commons-compress-1.4.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/zookeeper-3.4.6.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/aopalliance-1.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/commons-lang-2.6.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/activation-1.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jersey-server-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/xz-1.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/protobuf-java-2.5.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jersey-guice-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/commons-io-2.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jetty-util-6.1.26.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jackson-xc-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/commons-httpclient-3.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jackson-core-asl-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/leveldbjni-all-1.8.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jline-0.9.94.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/commons-codec-1.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jettison-1.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/servlet-api-2.5.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/javax.inject-1.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jersey-client-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jetty-6.1.26.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/guice-servlet-3.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jaxb-api-2.2.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/log4j-1.2.17.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/commons-cli-1.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jersey-core-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/guava-11.0.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/commons-collections-3.2.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/netty-3.6.2.Final.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jackson-jaxrs-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jackson-mapper-asl-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/commons-logging-1.1.3.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/stax-api-1.0-2.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/asm-3.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/lib/jsr305-1.3.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-registry-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-server-applicationhistoryservice-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-api-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-server-tests-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-applications-unmanaged-am-launcher-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-common-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-server-nodemanager-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-server-common-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-server-web-proxy-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-server-resourcemanager-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-applications-distributedshell-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/yarn/hadoop-yarn-client-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/guice-3.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/commons-compress-1.4.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/aopalliance-1.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/jersey-server-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/xz-1.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/protobuf-java-2.5.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/jersey-guice-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/commons-io-2.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/hamcrest-core-1.3.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/jackson-core-asl-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/leveldbjni-all-1.8.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/snappy-java-1.0.4.1.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/paranamer-2.3.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/javax.inject-1.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/guice-servlet-3.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/log4j-1.2.17.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/jersey-core-1.9.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/netty-3.6.2.Final.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/jackson-mapper-asl-1.9.13.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/hadoop-annotations-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/junit-4.11.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/asm-3.2.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/lib/avro-1.7.4.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-2.6.0-tests.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-client-hs-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-client-core-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-client-hs-plugins-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-client-shuffle-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-client-app-2.6.0.jar:/usr/local/hadoop-2.6.0/share/hadoop/mapreduce/hadoop-mapreduce-client-common-2.6.0.jar:/usr/local/hadoop-2.6.0/contrib/capacity-scheduler/*.jar
STARTUP_MSG:   build = https://git-wip-us.apache.org/repos/asf/hadoop.git -r e3496499ecb8d220fba99dc5ed4c99c8f9e33bb1; compiled by 'jenkins' on 2014-11-13T21:10Z
STARTUP_MSG:   java = 1.7.0_79
************************************************************/
20/11/23 06:00:53 INFO namenode.NameNode: registered UNIX signal handlers for [TERM, HUP, INT]
20/11/23 06:00:53 INFO namenode.NameNode: createNameNode [-format]
20/11/23 06:00:54 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Formatting using clusterid: CID-0ec7849e-7813-4339-8c98-141398b579f8
20/11/23 06:00:55 INFO namenode.FSNamesystem: No KeyProvider found.
20/11/23 06:00:55 INFO namenode.FSNamesystem: fsLock is fair:true
20/11/23 06:00:55 INFO blockmanagement.DatanodeManager: dfs.block.invalidate.limit=1000
20/11/23 06:00:55 INFO blockmanagement.DatanodeManager: dfs.namenode.datanode.registration.ip-hostname-check=true
20/11/23 06:00:55 INFO blockmanagement.BlockManager: dfs.namenode.startup.delay.block.deletion.sec is set to 000:00:00:00.000
20/11/23 06:00:55 INFO blockmanagement.BlockManager: The block deletion will start around 2020 Nov 23 06:00:55
20/11/23 06:00:55 INFO util.GSet: Computing capacity for map BlocksMap
20/11/23 06:00:55 INFO util.GSet: VM type       = 64-bit
20/11/23 06:00:55 INFO util.GSet: 2.0% max memory 966.7 MB = 19.3 MB
20/11/23 06:00:55 INFO util.GSet: capacity      = 2^21 = 2097152 entries
20/11/23 06:00:55 INFO blockmanagement.BlockManager: dfs.block.access.token.enable=false
20/11/23 06:00:55 INFO blockmanagement.BlockManager: defaultReplication         = 3
20/11/23 06:00:55 INFO blockmanagement.BlockManager: maxReplication             = 512
20/11/23 06:00:55 INFO blockmanagement.BlockManager: minReplication             = 1
20/11/23 06:00:55 INFO blockmanagement.BlockManager: maxReplicationStreams      = 2
20/11/23 06:00:55 INFO blockmanagement.BlockManager: shouldCheckForEnoughRacks  = false
20/11/23 06:00:55 INFO blockmanagement.BlockManager: replicationRecheckInterval = 3000
20/11/23 06:00:55 INFO blockmanagement.BlockManager: encryptDataTransfer        = false
20/11/23 06:00:55 INFO blockmanagement.BlockManager: maxNumBlocksToLog          = 1000
20/11/23 06:00:55 INFO namenode.FSNamesystem: fsOwner             = root (auth:SIMPLE)
20/11/23 06:00:55 INFO namenode.FSNamesystem: supergroup          = supergroup
20/11/23 06:00:55 INFO namenode.FSNamesystem: isPermissionEnabled = true
20/11/23 06:00:55 INFO namenode.FSNamesystem: HA Enabled: false
20/11/23 06:00:55 INFO namenode.FSNamesystem: Append Enabled: true
20/11/23 06:00:55 INFO util.GSet: Computing capacity for map INodeMap
20/11/23 06:00:55 INFO util.GSet: VM type       = 64-bit
20/11/23 06:00:55 INFO util.GSet: 1.0% max memory 966.7 MB = 9.7 MB
20/11/23 06:00:55 INFO util.GSet: capacity      = 2^20 = 1048576 entries
20/11/23 06:00:55 INFO namenode.NameNode: Caching file names occuring more than 10 times
20/11/23 06:00:55 INFO util.GSet: Computing capacity for map cachedBlocks
20/11/23 06:00:55 INFO util.GSet: VM type       = 64-bit
20/11/23 06:00:55 INFO util.GSet: 0.25% max memory 966.7 MB = 2.4 MB
20/11/23 06:00:55 INFO util.GSet: capacity      = 2^18 = 262144 entries
20/11/23 06:00:55 INFO namenode.FSNamesystem: dfs.namenode.safemode.threshold-pct = 0.9990000128746033
20/11/23 06:00:55 INFO namenode.FSNamesystem: dfs.namenode.safemode.min.datanodes = 0
20/11/23 06:00:55 INFO namenode.FSNamesystem: dfs.namenode.safemode.extension     = 30000
20/11/23 06:00:55 INFO namenode.FSNamesystem: Retry cache on namenode is enabled
20/11/23 06:00:55 INFO namenode.FSNamesystem: Retry cache will use 0.03 of total heap and retry cache entry expiry time is 600000 millis
20/11/23 06:00:55 INFO util.GSet: Computing capacity for map NameNodeRetryCache
20/11/23 06:00:55 INFO util.GSet: VM type       = 64-bit
20/11/23 06:00:55 INFO util.GSet: 0.029999999329447746% max memory 966.7 MB = 297.0 KB
20/11/23 06:00:55 INFO util.GSet: capacity      = 2^15 = 32768 entries
20/11/23 06:00:55 INFO namenode.NNConf: ACLs enabled? false
20/11/23 06:00:55 INFO namenode.NNConf: XAttrs enabled? true
20/11/23 06:00:55 INFO namenode.NNConf: Maximum size of an xattr: 16384
20/11/23 06:00:55 INFO namenode.FSImage: Allocated new BlockPoolId: BP-2023851825-192.168.146.171-1606082455765
20/11/23 06:00:55 INFO common.Storage: Storage directory /data/hadoop/hdfs/name has been successfully formatted.
20/11/23 06:00:56 INFO namenode.NNStorageRetentionManager: Going to retain 1 images with txid >= 0
20/11/23 06:00:56 INFO util.ExitUtil: Exiting with status 0
20/11/23 06:00:56 INFO namenode.NameNode: SHUTDOWN_MSG: 
/************************************************************
SHUTDOWN_MSG: Shutting down NameNode at master/192.168.146.171
************************************************************/
[root@master bin]# 

[root@master bin]# cd /usr/local/hadoop-2.6.0/sbin
[root@master sbin]# ./start-dfs.sh
20/11/23 06:03:33 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Starting namenodes on [master]
master: starting namenode, logging to /usr/local/hadoop-2.6.0/logs/hadoop-root-namenode-master.out
slave1: starting datanode, logging to /usr/local/hadoop-2.6.0/logs/hadoop-root-datanode-slave1.out
slave2: starting datanode, logging to /usr/local/hadoop-2.6.0/logs/hadoop-root-datanode-slave2.out
Starting secondary namenodes [master]
master: starting secondarynamenode, logging to /usr/local/hadoop-2.6.0/logs/hadoop-root-secondarynamenode-master.out
20/11/23 06:03:51 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
[root@master sbin]# ./start-yarn.sh
starting yarn daemons
starting resourcemanager, logging to /usr/local/hadoop-2.6.0/logs/yarn-root-resourcemanager-master.out
slave1: starting nodemanager, logging to /usr/local/hadoop-2.6.0/logs/yarn-root-nodemanager-slave1.out
slave2: starting nodemanager, logging to /usr/local/hadoop-2.6.0/logs/yarn-root-nodemanager-slave2.out
[root@master sbin]# ./mr-jobhistory-daemon.sh start historyserver
starting historyserver, logging to /usr/local/hadoop-2.6.0/logs/mapred-root-historyserver-master.out
[root@master sbin]# jps
1744 NameNode
2049 ResourceManager
2322 JobHistoryServer
1915 SecondaryNameNode
2355 Jps
[root@master sbin]# 

[root@slave1 ~]# jps
1672 NodeManager
1792 Jps
1584 DataNode

[root@slave2 ~]# jps
1582 DataNode
1670 NodeManager
1781 Jps

# localhost name resolution is handled within DNS itself.

#127.0.0.1       localhost
#::1             localhost

# 127.0.0.1       activate.navicat.com
192.168.146.171 master
192.168.146.172 slave1
192.168.136.173 slave2

[root@master sbin]# ./stop-yarn.sh
stopping yarn daemons
stopping resourcemanager
slave2: stopping nodemanager
slave1: stopping nodemanager
no proxyserver to stop
[root@master sbin]# ./stop-dfs.sh
20/11/23 06:36:23 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Stopping namenodes on [master]
master: stopping namenode
slave1: stopping datanode
slave2: stopping datanode
Stopping secondary namenodes [master]
master: stopping secondarynamenode
20/11/23 06:36:44 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
[root@master sbin]# ./mr-jobhistory-daemon.sh stop historyserver
stopping historyserver
[root@master sbin]#