Exadata’s onecommand fails to validate NTP servers on storage servers

This will be simple and short post on an issue I had recently. I got the following error while running the first step of onecommand – Validate Configuration File:

2015-07-01 12:31:03,712 [INFO  ][    main][     ValidationUtils:761] SUCCESS: NTP servers on machine exa01db02.local.net verified successfully
2015-07-01 12:31:03,713 [INFO  ][    main][     ValidationUtils:761] SUCCESS: NTP servers on machine exa01db01.local.net verified successfully
2015-07-01 12:31:03,714 [INFO  ][    main][     ValidationUtils:778] Following errors were found...
2015-07-01 12:31:03,714 [INFO  ][     (more...)

MGMTDB not automatically created on Exadata X5 and GI

While deploying an X5 Full Rack recently it happened that the Grid Infrastructure Management Repository was not created by onecommand. The GIMR database was optional in and became mandatory in and should be automatically installed with Oracle Grid Infrastructure 12c release 1 ( For unknown reason to me that didn’t happen and I had to create it manually. I’ve checked all the log files (more...)

dbnodeupdate.sh post upgrade step fails on Exadata storage software

I’ve done several Exadata deployments in the past two months and had to upgrade the Exadata storage software on half of them. Reason for that was because units shipped before May had their Exadata storage software version of

The upgrade process of the database nodes ran fine but when I ran dbnodeupdate.sh -c for completing post upgrade steps I got an error that the system wasn’t on the expected (more...)

How do I change DNS servers on Exadata storage servers

This is just a quick post to highlight a problem I had recently on another Exadata deployment.

For the most customers the management network on Exadata is routable and the DNS servers are accessible. However in a recent deployment for a financial organization this wasn’t the case and the storage servers were NOT able to reach the DNS servers. The customer provided a different set of DNS servers within the management network which were still (more...)

How to configure Power Distribution Units on Exadata X5

I’ve done several Exadata deployments recently and I have to say of all the components PDUs were hardest to configure. Important to notice that unlike earlier generations of Exadata the PDUs in X5 are Ehnanced PDUs and not Standard.

Reading the public documentation (Configuring the Power Distribution Units) it says that on PDUs with three power input leads you need to connect the middle power lead to the power source. Well I’ve done (more...)