IT12723: ZERO BUFFER CREDIT PERCENTAGE' METRIC SHOWS INCORRECT VALUES

IBM Spectrum Control V5.2.9 (February 2016)
IBM Spectrum Control V5.2.10 (May 2016)
IBM Spectrum Control V5.2.10.1 (July 2016)
IBM Spectrum Control V5.2.11 (August 2016)
IBM Spectrum Control V5.2.12 (November 2016)
IBM Spectrum Control V5.2.13 (March 2017)
IBM Spectrum Control V5.2.14 (May 2017)
IBM Spectrum Control V5.2.15 (August 2017)
IBM Spectrum Control V5.2.15.2 (November 2017)
IBM Spectrum Control V5.2.16 (March 2018)
IBM Spectrum Control V5.2.17 (May 2018)

APAR status

• Closed as program error.

Error description

• The "Zero Buffer Credit Percentage" metric values are incorrect
  when aggregated from ports to node, I/O group, or the entire
  cluster.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * TPC 5.2.1 users or newer when this metric is supported for   *
  * Nodes, I/O Groups, and System.                               *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * The metric for Zero Buffer Credit Percentage for an SVC      *
  * device show value higher than 100%                           *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Apply fix maintenance when available.                        *
  ****************************************************************
  

Problem conclusion

• The fix for this APAR is targeted for the following maintenance
  package:
  
  | refresh pack | 5.2-TIV-TPC-RP0009 - target February 2016
  
  Fixed in IBM Spectrum Control 5.2.9.
  
  http://www-01.ibm.com/support/docview.wss?&uid=swg21320822
  
  The target dates for future refresh packs do not represent a
  formal commitment by IBM. The dates are subject to change
  without notice.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Modules/Macros

• PM
  

Fix information

• Fixed component name

  TPC

• Fixed component ID

  5608TPC00

Applicable component levels

• R521 PSY

     UP

• R522 PSY

     UP

• R523 PSY

     UP

• R524 PSY

     UP

• R525 PSY

     UP

• R526 PSY

     UP

• R527 PSY

     UP

• R528 PSY

     UP