PI16690: Internal statistics data grow without being evicted leading to OutOfMemoryError conditions.

APAR status

• Closed as program error.

Error description

• When processing replication statistics, over time memory usage
  increases until the process get an OutOfMemoryError exception.
  

Local fix

• n/a
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:  All users of WebSphere eXtreme Scale.       *
  ****************************************************************
  * PROBLEM DESCRIPTION: Out of memory conditions are seen       *
  *                      with the catalog server as well as the  *
  *                      xsServer00 on the XC10 appliance.       *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  An update to the evictor logic prevented evictions from
  happening on internal grids.  Because eviction was not taking
  place, the map sizes would grow without limit
  resulting in out of memory conditions.  The logic was
  corrected so that internal grids evict correctly.
  

Problem conclusion

• An interim fix is available for this APAR.
  

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:

Fix information

• Fixed component name

  WS EXTREME SCAL

• Fixed component ID

  5724X6702

Applicable component levels

• R860 PSY

     UP