IBM Z Connectivity Handbook

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Shared Memory Communications

Shared Memory Communications (SMC) on IBM Z platforms is a technology that can improve throughput by accessing data faster with less latency, while reducing CPU resource consumption compared to traditional TCP/IP communications. Furthermore, applications do not need to be modified to gain the performance benefits of SMC.

This chapter includes the following topics:

•SMC overview

•SMC over Remote Direct Memory Access

•SMC over Direct Memory Access

•Software support

•Reference material

7.1 SMC overview

SMC is a technology ...

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