Raspberry Pi DNS Server

I’ve recently bought a Raspberry Pi to run a few small services I wanted to keep running on my home network.

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12c Cloud Control OMS and DB startup

I’ve just been having a look into the startup order of the various 12c Cloud Control components.

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Brand new ODA X3-2 fails to boot

Hit an interesting issue – a brand new unboxed X3-2 ODA fails to boot into an OS. It just goes through the various boot options including PXE, and then ends on a flashing cursor in the top left of the screen.

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Exadata cellboot USB issues

I had the dubious pleasure today of receiving the following alert from the Exadata storage server software on an X3 -

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ODA 2.8 – Creating Virtual Machines with the shared repository

ODA version 2.8 is available, and has a much anticipated feature – shared VM template repository.

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Benefits of a primary key with GoldenGate

GoldenGate supports tables with and without a primary key, but if you’re replicating tables that don’t have a primary key there are some important factors you should consider.

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SSH Tunneling to SCAN listener

I needed to connect via SQL*NET to a RAC 11.2 SCAN listener today, and initially couldn’t get it to work using my Putty tunnels.

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HCC Tables on ZFS Storage Appliance

I’ve just been creating an HCC compressed table on a non-Exadata database server using storage on a ZFS Storage Appliance.

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GoldenGate vs DBVisit Replicate – Extract methods and replication performance

One of the (I think) interesting distinctions between DBVisit Replicate and GoldenGate is the method of redo extraction each uses.

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ZFS Storage Appliance and Exadata

I’ve been playing around on our ZFS storage appliance – as expected setting up an NFS share via Direct NFS for use with RMAN backup pieces was very straight forward.

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