IBMi.org – Bart's blog

IBM i and PowerVM features and tools

Tag Archives: SEA

How to create SEA without touching VIOS

In this post I will describe how to create a Shared Ethernet Adapter (SEA) from the new HMC Enhanced GUI interface where no single command in VIOS command line is required. Read more of this post

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Use link aggregation instead of VIPA on IBM i

In the past, the only option to provide redundant Ethernet on dedicated network adapters for IBM i was a VIRTUALIP ‘interface’. Starting with IBM i 7.1 TR3, there is a new feature called Link aggregation. It is much better and much easier for implementation than VIPA.

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10Gbit adapters and virtual ethernet speed

Last few months months I’m struggling with a speed of a virtual Ethernet adapters. Just buying and configuring 10Gbit adapters in the Shared Ethernet Adapter (SEA) will not boost your network speed to the network heaven. I give you few examples how the speed/bandwidth change for a VLAN, depending from the configuration.

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SR-IOV technology on POWER – my few words

Finally the announcement day arrived. POWER8 and SR-IOV have been introduced to the world, and I can share my experience from my last residency.

Single Root I/O Virtualization are not new adapters, but this is a new technology, standard, specification. In fact, it uses adapters which are on the market for some time already. Specification allows to get a slice of a physical adapter and assign it an LPAR. This feature requires a proper hardware, firmware, and all elements around it.

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