MAPREDUCE服务 MRS-使用OfflineMetaRepair工具重新构建元数据后HMaster启动失败:问题

时间:2024-06-29 16:25:11

问题

为什么在使用OfflineMetaRepair工具重新构建元数据后,HMaster启动的时候会等待namespace表分配超时,最后启动失败?

且HMaster将输出下列FATAL消息表示中止:

2017-06-15 15:11:07,582 FATAL [Hostname:16000.activeMasterManager] master.HMaster: Unhandled exception. Starting shutdown.
java.io.IOException: Timedout 120000ms waiting for namespace table to be assigned
        at org.apache.hadoop.hbase.master.TableNamespaceManager.start(TableNamespaceManager.java:98)
        at org.apache.hadoop.hbase.master.HMaster.initNamespace(HMaster.java:1054)
        at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:848)
        at org.apache.hadoop.hbase.master.HMaster.access$600(HMaster.java:199)
        at org.apache.hadoop.hbase.master.HMaster$2.run(HMaster.java:1871)
        at java.lang.Thread.run(Thread.java:745)
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