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Status Future consideration
Workspace z/OS
Created by Guest
Created on Sep 12, 2016

We need to monitor the InfiniBand activity by CHPID via RMF

We just implemented some CHPIDs , COUPLE Links 1x between 2 sides 16Km long , into Production System but we can NOT see the individual rates of each CHPID .

Via RMF III , SYSPLEX / CFSYS , we can see the Subchannel , Paths ,
Sync and Async requests to every connection between each LPAR and CF .
And we can select one of them and we see the CHPIDs and some very few infos, like latency and others , but NOT detailed infos about them .

The Redbook "Implementing and Managing InfiniBand Coupling Links on IBM System z (SG24-7539-03)", page 242 , "Appendix A. Resource Measurement Facility" , is stated :
" The RMF Subchannel Activity Report does not provide information at the individual CHPID level. Instead, information is provided for the set of CHPIDs that are used by the named system to communicate with the CF. As a result, you can only calculate average utilization across the set of CHPIDs. "

Idea priority Urgent
  • Guest
    Reply
    |
    Nov 20, 2020

    Due to processing by IBM, this request was reassigned to have the following updated attributes:
    Brand - Servers and Systems Software
    Product family - z Systems Software
    Product - z/OS
    Component - Advanced Data Gatherer
    Operating system - IBM z/OS
    Source - None

    For recording keeping, the previous attributes were:
    Brand - Servers and Systems Software
    Product family - z Systems Software
    Product - z/OS
    Component - RMF
    Operating system - IBM z/OS
    Source - None

  • Guest
    Reply
    |
    Sep 14, 2016

    We had flaged as "Urgent - Deployment/adoption cannot continue without this RFE" by a mistake, but we think the best priority flag would be "HIGH", sorry for this mistake.

  • Guest
    Reply
    |
    Sep 13, 2016

    Creating a new RFE based on Community RFE #94477 in product z/OS.