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z/OS V1R12 Communications Server Performance Study: OSA Express3 Inbound Workload Queueing - Important note - Information in this report may be applicable to current z/OS CS releases.

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Abstract

Performance study of the OSA-Express3 Inbound Workload Queueing (IWQ) function, which is exploited by z/OS V1R12 Communications Server.

Content

This paper includes:

As mentioned in the abstract information in this release may be applicable to current z/OS CS releases and current OSA Exp4/5.

  • IWQ performance results for three major workloads
  • IWQ deployment recommendations
  • Interrupt timing analysis for mixed (interactive+streaming) workloads
  • Throughput and CPU consumption analysis for purely streaming workloads
  • Discussion about IWQ enablement
  • IWQ diagnostics

Original Publication Date

01 December 2013

iwq_Nov30.pdf

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Document Information

Modified date:
17 June 2018

UID

swg27020476