Hadoop-The variance for this alert is **MB which is 20% of the **MB average (**MB is the limit)

**The variance for this alert is **MB which is 20% of the **MB average (MB is the limit)

1、调整如下阀值

2、检查HDFS文件系统使用率，清空HDFS上的.trash垃圾数据

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The variance for this alert is **MB which is 20% of the **MB average (**MB is the limit)
1.调整如下阀值 2.检查HDFS文件系统使用率,清空HDFS上的.trash垃圾数据 # su - hdfs # hdfs dfs -df -h # hadoop fs -expunge
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Hadoop-The variance for this alert is MB which is 20% of the MB average (**MB is the limit)

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Hadoop-The variance for this alert is **MB which is 20% of the **MB average (**MB is the limit)

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Hadoop-The variance for this alert is MB which is 20% of the MB average (**MB is the limit)

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