问题描述:
namenode 没起来
查看log下namenode 日志
WARN org.apache.hadoop.hdfs.server.common.Storage: Storage directory /usr/local/src/hadoop/tmp/dfs/name does not exist
WARN org.apache.hadoop.hdfs.server.common.Storage: Storage directory /usr/local/src/hadoop/tmp/dfs/name does not exist
2020-12-18 21:00:36,171 WARN org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Encountered exception loading fsimage
org.apache.hadoop.hdfs.server.common.InconsistentFSStateException: Directory /usr/local/src/hadoop/tmp/dfs/name is in an inconsistent state: storage directory does not exist or is not accessible.
at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverStorageDirs(FSImage.java:313)
at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:202)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:1020)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:739)
at org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:536)
at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:595)
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:762)
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:746)
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1438)
at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1504)
原因分析:
1:没格式化namenode
2:删除了tmp文件
解决方案:
再次格式化一次namenode
hadoop namenode -format