luhuachao created HDFS-13889:
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Summary: The hadoop3.x client have compatible problem with
hadoop2.x cluster
Key: HDFS-13889
URL: https://issues.apache.org/jira/browse/HDFS-13889
Project: Hadoop HDFS
Issue Type: Improvement
Reporter: luhuachao
when use hadoop3.1.0 client submit a mapreduce job to the hadoop2.8.2
cluster,the appmaster will fail with 'java.lang.NumberFormatException: For
input string: "30s"' on config dfs.client.datanode-restart.timeout; As in
hadoop3.x hdfs-default.xml "dfs.client.datanode-restart.timeout" was set to
value "30s" , and in hadoop2.x, DfsClientConf.java use Method getLong to get
this value. Is it necessary to fix this problem?
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