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Arpit Agarwal commented on HDFS-7896: ------------------------------------- Thanks for the pointer Vinod! Sanjay just asked me to reach out to you but you are a step ahead. I'll have a look at it. > HDFS Slow disk detection > ------------------------ > > Key: HDFS-7896 > URL: https://issues.apache.org/jira/browse/HDFS-7896 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode > Reporter: Arpit Agarwal > > HDFS should detect slow disks. To start with we can flag this information via > the NameNode web UI. Alternatively DNs can avoid using slow disks for writes. -- This message was sent by Atlassian JIRA (v6.3.4#6332)