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Posted to hdfs-dev@hadoop.apache.org by "Jitendra Nath Pandey (JIRA)" <ji...@apache.org> on 2009/06/23 20:26:07 UTC

[jira] Created: (HDFS-443) New metrics in namenode to capture lost heartbeats.

New metrics in namenode to capture lost heartbeats.
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                 Key: HDFS-443
                 URL: https://issues.apache.org/jira/browse/HDFS-443
             Project: HDFS
          Issue Type: Improvement
            Reporter: Jitendra Nath Pandey


Number of lost heartbeats metrics will count the heartbeats that namenode didn't receive in a heartbeat interval. This will help operations team to detect the network issues or bad datanode behaviors early on.

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