hadoop 报错 there appears to be a gap in the edit log. we expected txitd 1, but got txid 14444

Posted 2022-12-08 GeoWin_CAU

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原因：

namenode元数据被破坏，需要修复

解决：

恢复一下namenode

hadoop namenode –recover

选择Y

选择c

ok!

我也是醉了！！

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You have selected metadata recovery mode. This mode is intended to recover lost matdata on a corrupt filesystem. metadata recovery mode often permanently deletes data from your HDFS filesystem.

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