| 내용 |
[hadoop@master hadoop]$ hdfs namenode -format
...
17/07/16 19:49:14 INFO namenode.NameNode: registered UNIX signal handlers for [TERM, HUP, INT]
17/07/16 19:49:14 INFO namenode.NameNode: createNameNode [-format]
Formatting using clusterid: CID-890698bd-2d47-4b3f-9b65-3b236cecc91c
17/07/16 19:49:15 INFO namenode.FSEditLog: Edit logging is async:false
17/07/16 19:49:15 INFO namenode.FSNamesystem: KeyProvider: null
17/07/16 19:49:15 INFO namenode.FSNamesystem: fsLock is fair: true
17/07/16 19:49:15 INFO namenode.FSNamesystem: Detailed lock hold time metrics enabled: false
17/07/16 19:49:16 INFO blockmanagement.DatanodeManager: dfs.block.invalidate.limit=1000
17/07/16 19:49:16 INFO blockmanagement.DatanodeManager: dfs.namenode.datanode.registration.ip-hostname-check=true
17/07/16 19:49:16 INFO blockmanagement.BlockManager: dfs.namenode.startup.delay.block.deletion.sec is set to 000:00:00:00.000
17/07/16 19:49:16 INFO blockmanagement.BlockManager: The block deletion will start around 2017 Jul 16 19:49:16
17/07/16 19:49:16 INFO util.GSet: Computing capacity for map BlocksMap
17/07/16 19:49:16 INFO util.GSet: VM type = 64-bit
17/07/16 19:49:16 INFO util.GSet: 2.0% max memory 966.7 MB = 19.3 MB
17/07/16 19:49:16 INFO util.GSet: capacity = 2^21 = 2097152 entries
17/07/16 19:49:16 INFO blockmanagement.BlockManager: dfs.block.access.token.enable=false
17/07/16 19:49:16 INFO blockmanagement.BlockManager: defaultReplication = 2
17/07/16 19:49:16 INFO blockmanagement.BlockManager: maxReplication = 512
17/07/16 19:49:16 INFO blockmanagement.BlockManager: minReplication = 1
17/07/16 19:49:16 INFO blockmanagement.BlockManager: maxReplicationStreams = 2
17/07/16 19:49:16 INFO blockmanagement.BlockManager: replicationRecheckInterval = 3000
17/07/16 19:49:16 INFO blockmanagement.BlockManager: encryptDataTransfer = false
17/07/16 19:49:16 INFO blockmanagement.BlockManager: maxNumBlocksToLog = 1000
17/07/16 19:49:16 INFO namenode.FSNamesystem: fsOwner = hadoop (auth:SIMPLE)
17/07/16 19:49:16 INFO namenode.FSNamesystem: supergroup = supergroup
17/07/16 19:49:16 INFO namenode.FSNamesystem: isPermissionEnabled = true
17/07/16 19:49:16 INFO namenode.FSNamesystem: HA Enabled: false
17/07/16 19:49:16 INFO namenode.FSNamesystem: Append Enabled: true
17/07/16 19:49:16 INFO util.GSet: Computing capacity for map INodeMap
17/07/16 19:49:16 INFO util.GSet: VM type = 64-bit
17/07/16 19:49:16 INFO util.GSet: 1.0% max memory 966.7 MB = 9.7 MB
17/07/16 19:49:16 INFO util.GSet: capacity = 2^20 = 1048576 entries
17/07/16 19:49:16 INFO namenode.FSDirectory: ACLs enabled? false
17/07/16 19:49:16 INFO namenode.FSDirectory: XAttrs enabled? true
17/07/16 19:49:16 INFO namenode.NameNode: Caching file names occurring more than 10 times
17/07/16 19:49:16 INFO util.GSet: Computing capacity for map cachedBlocks
17/07/16 19:49:16 INFO util.GSet: VM type = 64-bit
17/07/16 19:49:16 INFO util.GSet: 0.25% max memory 966.7 MB = 2.4 MB
17/07/16 19:49:16 INFO util.GSet: capacity = 2^18 = 262144 entries
17/07/16 19:49:16 INFO namenode.FSNamesystem: dfs.namenode.safemode.threshold-pct = 0.9990000128746033
17/07/16 19:49:16 INFO namenode.FSNamesystem: dfs.namenode.safemode.min.datanodes = 0
17/07/16 19:49:16 INFO namenode.FSNamesystem: dfs.namenode.safemode.extension = 30000
17/07/16 19:49:16 INFO metrics.TopMetrics: NNTop conf: dfs.namenode.top.window.num.buckets = 10
17/07/16 19:49:16 INFO metrics.TopMetrics: NNTop conf: dfs.namenode.top.num.users = 10
17/07/16 19:49:16 INFO metrics.TopMetrics: NNTop conf: dfs.namenode.top.windows.minutes = 1,5,25
17/07/16 19:49:16 INFO namenode.FSNamesystem: Retry cache on namenode is enabled
17/07/16 19:49:16 INFO namenode.FSNamesystem: Retry cache will use 0.03 of total heap and retry cache entry expiry time is 600000 millis
17/07/16 19:49:16 INFO util.GSet: Computing capacity for map NameNodeRetryCache
17/07/16 19:49:16 INFO util.GSet: VM type = 64-bit
17/07/16 19:49:16 INFO util.GSet: 0.029999999329447746% max memory 966.7 MB = 297.0 KB
17/07/16 19:49:16 INFO util.GSet: capacity = 2^15 = 32768 entries
17/07/16 19:49:16 INFO namenode.FSImage: Allocated new BlockPoolId: BP-235010897-192.168.75.128-1500259756428
17/07/16 19:49:16 INFO common.Storage: Storage directory /home/hadoop/dfs/name has been successfully formatted.
17/07/16 19:49:16 INFO common.Storage: Storage directory /home/hadoop/dfs/edits has been successfully formatted.
17/07/16 19:49:16 INFO namenode.FSImageFormatProtobuf: Saving image file /home/hadoop/dfs/name/current/fsimage.ckpt_0000000000000000000 using no compression
17/07/16 19:49:16 INFO namenode.FSImageFormatProtobuf: Image file /home/hadoop/dfs/name/current/fsimage.ckpt_0000000000000000000 of size 323 bytes saved in 0 seconds.
17/07/16 19:49:16 INFO namenode.NNStorageRetentionManager: Going to retain 1 images with txid >= 0
17/07/16 19:49:16 INFO util.ExitUtil: Exiting with status 0
17/07/16 19:49:16 INFO namenode.NameNode: SHUTDOWN_MSG:
/************************************************************
SHUTDOWN_MSG: Shutting down NameNode at master/192.168.75.128
************************************************************/
[hadoop@master hadoop]$
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