JBoss ON reports NaN, --no data available-- or null for all metrics of NFS backed File System resource when NFSv2 is not supported by NFS server

Solution Unverified - Updated -


  • Metric values for NFS file system resource are not collected.
  • Free Files ('fileSystemUsage.freeFiles),Free Space('fileSystemUsage.free), Used ('fileSystemUsage.used),Used Percentage('fileSystemUsage.usePercent) and Capacity ('fileSystemUsage.total) always report a metric value ofNaN`.


  • Red Hat JBoss Operations Network (ON) 3.3
  • Platform File System resource backed by NFS

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