Jing Zhao created HDFS-3912:
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             Summary: Detecting and avoiding stale datanodes for writing
                 Key: HDFS-3912
                 URL: https://issues.apache.org/jira/browse/HDFS-3912
             Project: Hadoop HDFS
          Issue Type: Sub-task
            Reporter: Jing Zhao
            Assignee: Jing Zhao


1. Make stale timeout adaptive to the number of nodes marked stale in the 
cluster.
2. Consider having a separate configuration for write skipping the stale nodes.

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