hdfs 复制因子 修改

How to find out all with replication factor 1 in HDFS?

如何找出HDFS中复制因子为1的所有 ？

The hdfs dfsadmin -report shows there are blocks with replication factor 1:

hdfs dfsadmin -report显示存在复制因子为1的块：

Missing blocks (with replication factor 1): 7

How to find them out?

如何找到它们？

You can run hdfs fsck to list all files with their replication counts and grep those with replication factor 1. Run the following as a HDFS superuser:

您可以运行hdfs fsck列出所有具有复制计数的文件，并grep具有复制因子1的文件。以HDFS超级用户身份运行以下 ：

$ hdfs fsck / -files -blocks -racks | grep repl=1

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hdfs 复制因子 修改