Hadoop - Setup ENV
# hdfs namenode -format************************************************************/
16/10/23 08:58:31 INFO namenode.NameNode: registered UNIX signal handlers for
16/10/23 08:58:31 INFO namenode.NameNode: createNameNode [-format]
16/10/23 08:58:31 WARN common.Util: Path /opt/hadoop-2.7.3/current/dfs/name should be specified as a URI in configuration files. Please update hdfs configuration.
16/10/23 08:58:31 WARN common.Util: Path /opt/hadoop-2.7.3/current/dfs/name should be specified as a URI in configuration files. Please update hdfs configuration.
Formatting using clusterid: CID-1294bdbb-d45c-49f3-b5c5-3d26934e084f
16/10/23 08:58:32 INFO namenode.FSNamesystem: No KeyProvider found.
16/10/23 08:58:32 INFO namenode.FSNamesystem: fsLock is fair:true
16/10/23 08:58:32 INFO blockmanagement.DatanodeManager: dfs.block.invalidate.limit=1000
16/10/23 08:58:32 INFO blockmanagement.DatanodeManager: dfs.namenode.datanode.registration.ip-hostname-check=true
16/10/23 08:58:32 INFO blockmanagement.BlockManager: dfs.namenode.startup.delay.block.deletion.sec is set to 000:00:00:00.000
16/10/23 08:58:32 INFO blockmanagement.BlockManager: The block deletion will start around 2016 Oct 23 08:58:32
16/10/23 08:58:32 INFO util.GSet: Computing capacity for map BlocksMap
16/10/23 08:58:32 INFO util.GSet: VM type = 64-bit
16/10/23 08:58:32 INFO util.GSet: 2.0% max memory 966.7 MB = 19.3 MB
16/10/23 08:58:32 INFO util.GSet: capacity = 2^21 = 2097152 entries
16/10/23 08:58:32 INFO blockmanagement.BlockManager: dfs.block.access.token.enable=false
16/10/23 08:58:32 INFO blockmanagement.BlockManager: defaultReplication = 1
16/10/23 08:58:32 INFO blockmanagement.BlockManager: maxReplication = 512
16/10/23 08:58:32 INFO blockmanagement.BlockManager: minReplication = 1
16/10/23 08:58:32 INFO blockmanagement.BlockManager: maxReplicationStreams = 2
16/10/23 08:58:32 INFO blockmanagement.BlockManager: replicationRecheckInterval = 3000
16/10/23 08:58:32 INFO blockmanagement.BlockManager: encryptDataTransfer = false
16/10/23 08:58:32 INFO blockmanagement.BlockManager: maxNumBlocksToLog = 1000
16/10/23 08:58:32 INFO namenode.FSNamesystem: fsOwner = root (auth:SIMPLE)
16/10/23 08:58:32 INFO namenode.FSNamesystem: supergroup = staff
16/10/23 08:58:32 INFO namenode.FSNamesystem: isPermissionEnabled = false
16/10/23 08:58:32 INFO namenode.FSNamesystem: HA Enabled: false
16/10/23 08:58:32 INFO namenode.FSNamesystem: Append Enabled: true
16/10/23 08:58:32 INFO util.GSet: Computing capacity for map INodeMap
16/10/23 08:58:32 INFO util.GSet: VM type = 64-bit
16/10/23 08:58:32 INFO util.GSet: 1.0% max memory 966.7 MB = 9.7 MB
16/10/23 08:58:32 INFO util.GSet: capacity = 2^20 = 1048576 entries
16/10/23 08:58:32 INFO namenode.FSDirectory: ACLs enabled? false
16/10/23 08:58:32 INFO namenode.FSDirectory: XAttrs enabled? true
16/10/23 08:58:32 INFO namenode.FSDirectory: Maximum size of an xattr: 16384
16/10/23 08:58:32 INFO namenode.NameNode: Caching file names occuring more than 10 times
16/10/23 08:58:32 INFO util.GSet: Computing capacity for map cachedBlocks
16/10/23 08:58:32 INFO util.GSet: VM type = 64-bit
16/10/23 08:58:32 INFO util.GSet: 0.25% max memory 966.7 MB = 2.4 MB
16/10/23 08:58:32 INFO util.GSet: capacity = 2^18 = 262144 entries
16/10/23 08:58:32 INFO namenode.FSNamesystem: dfs.namenode.safemode.threshold-pct = 0.9990000128746033
16/10/23 08:58:32 INFO namenode.FSNamesystem: dfs.namenode.safemode.min.datanodes = 0
16/10/23 08:58:32 INFO namenode.FSNamesystem: dfs.namenode.safemode.extension = 30000
16/10/23 08:58:32 INFO metrics.TopMetrics: NNTop conf: dfs.namenode.top.window.num.buckets = 10
16/10/23 08:58:32 INFO metrics.TopMetrics: NNTop conf: dfs.namenode.top.num.users = 10
16/10/23 08:58:32 INFO metrics.TopMetrics: NNTop conf: dfs.namenode.top.windows.minutes = 1,5,25
16/10/23 08:58:32 INFO namenode.FSNamesystem: Retry cache on namenode is enabled
16/10/23 08:58:32 INFO namenode.FSNamesystem: Retry cache will use 0.03 of total heap and retry cache entry expiry time is 600000 millis
16/10/23 08:58:32 INFO util.GSet: Computing capacity for map NameNodeRetryCache
16/10/23 08:58:32 INFO util.GSet: VM type = 64-bit
16/10/23 08:58:32 INFO util.GSet: 0.029999999329447746% max memory 966.7 MB = 297.0 KB
16/10/23 08:58:32 INFO util.GSet: capacity = 2^15 = 32768 entries
16/10/23 08:58:32 INFO namenode.FSImage: Allocated new BlockPoolId: BP-1532573559-192.168.0.105-1477184312651
16/10/23 08:58:32 INFO common.Storage: Storage directory /opt/hadoop-2.7.3/current/dfs/name has been successfully formatted.
16/10/23 08:58:32 INFO namenode.FSImageFormatProtobuf: Saving image file /opt/hadoop-2.7.3/current/dfs/name/current/fsimage.ckpt_0000000000000000000 using no compression
16/10/23 08:58:32 INFO namenode.FSImageFormatProtobuf: Image file /opt/hadoop-2.7.3/current/dfs/name/current/fsimage.ckpt_0000000000000000000 of size 346 bytes saved in 0 seconds.
16/10/23 08:58:32 INFO namenode.NNStorageRetentionManager: Going to retain 1 images with txid >= 0
16/10/23 08:58:32 INFO util.ExitUtil: Exiting with status 0
16/10/23 08:58:32 INFO namenode.NameNode: SHUTDOWN_MSG:
/************************************************************
SHUTDOWN_MSG: Shutting down NameNode at CentOS_105/192.168.0.105
************************************************************/
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