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Unable to Discover Nodes or Cells in Exadata Database Machine (DBM) - EM 12c or 13c (Doc ID 1379836.1)

Last updated on NOVEMBER 16, 2022

Applies to:

Oracle Exadata Storage Server Software - Version to [Release 11.2 to 12.1]
Enterprise Manager for Exadata - Version to [Release 12.1 to 13c]
Information in this document applies to any platform.


In attempting to discover an Exadata Database Machine (DBM) in EM 12c or 13c, nodes or cell servers may be left out of discovery and remain missing.

Or you may see the following error and notice there are no nodes listed in the Exadata component summary page:

"there must be at least one compute node, one oracle Exadata Storage Server..”

while discovering Infiniband based Exadata DBM.



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