O'Reilly logo

Implementing and Managing InfiniBand Coupling Links on IBM System z by Christian Zass, Iain Neville, Masaya Nakagawa, Marek Liedel, George Handera, Hua Bin Chu, Frank Kyne

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Link buffers and subchannels
In this appendix, we explain the relationship between z/OS subchannels for CF link CHPIDs, link buffers in the coupling link hardware, and the InfiniBand coupling links themselves.
Capacity planning for coupling links overview
Capacity planning for coupling links is different from other channel types. For one thing, RMF does not provide accurate bandwidth utilization information for Coupling Facility (CF) links. Also, the RMF Postprocessor, the tool that is typically used to perform capacity planning, does not report ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required