Shulou(Shulou.com)06/03 Report--

Hadoop 2.7.6 error record:

2019-05-20 16 ms/sec 21 ms/sec 36324 ERROR org.apache.hadoop.hdfs.server.datanode.DirectoryScanner: dfs.datanode.directoryscan.throttle.limit.ms.per.sec set to value below. Assuming default value of 1000

Solution:

Edit the hdfs-site.xml and add the following configuration

Dfs.datanode.directoryscan.throttle.limit.ms.per.sec

one thousand

After restarting HDFS, the problem is resolved.

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