Detail
Retrieves information from an Apache Hadoop secondary NameNode HTTP status page.
Information gathered:
- Date/time the service was started
- Hadoop version
- Hadoop compile date
- Hostname or IP address and port of the master NameNode server
- Last time a checkpoint was taken
- How often checkpoints are taken (in seconds)
- Log directory (relative to http://host:port/)
- File size of current checkpoint
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