Help Center/ MapReduce Service/ User Guide/ Configuring Storage-Compute Decoupling for an MRS Cluster/ Interconnecting an MRS Cluster with OBS Using an IAM Agency/ Example for Interconnecting a Cluster Service with OBS/ Interconnecting MapReduce with OBS Using an IAM Agency
Updated on 2024-09-23 GMT+08:00
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Interconnecting MapReduce with OBS Using an IAM Agency

After configuring decoupled storage and compute for a cluster by referring to Interconnecting an MRS Cluster with OBS Using an IAM Agency, you need to add custom configurations to MapReduce by performing the operations in this section.

Interconnecting MapReduce with OBS

  1. Log in to the MRS management console. In the navigation pane on the left, choose Clusters > Active Clusters. On the displayed page, click the name of the cluster you created to access its details page.
  2. Choose Components > MapReduce. The All Configurations page is displayed. In the navigation tree on the left, choose MapReduce > Customization. In the customized configuration items, add the configuration item mapreduce.jobhistory.always-scan-user-dir to core-site.xml and set its value to true.

    Figure 1 Adding a custom parameter

  3. Save the configurations and restart the MapReduce service.