Transmitting MapReduce Tasks from Windows to Linux¶
Scenarios¶
To submit MapReduce tasks from Windows to Linux, set mapreduce.app-submission.cross-platform to true. If this parameter does not exist in the cluster or the value of this parameter is false, the cluster does not support this function. Perform the following operations to add this parameter or change the value of this parameter to enable it.
Configuration Description¶
Adjust the following parameter in the mapred-site.xml configuration file on the client to enable the running of MapReduce tasks: The mapred-site.xml configuration file is in the conf directory of the client installation path, for example, /opt/client/Yarn/config.
Parameter | Description | Default Value |
|---|---|---|
mapreduce.app-submission.cross-platform | Indicates whether to support running of MapReduce tasks after they are transmitted from Windows to Linux. When the parameter value is true, the running of MapReduce tasks is supported. When the parameter value is false, the running of MapReduce tasks is not supported. | true |