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Status Delivered
Workspace AIX
Created by Guest
Created on Mar 3, 2019

Refer to case TS001953226

We have start an DB2 call for and CF memory lock issue when running DB2 Purescale. Since DB2 team have working on an Special Build for this issue, but they found their was an special request also required from AIX team for assistant.

Idea priority High
  • Guest
    Reply
    |
    Nov 20, 2019

    This has been delivered in AIX 7.2 TL 4 (level 7200-04).

    7.2 TL 4 adds two new Pthread subroutines that allow to prioritize a writer-thread or a reader-thread to get a read/write lock and to read back the preference for a lock. More information can be found in the AIX 7.2 Infocenter here:
    https://www.ibm.com/support/knowledgecenter/ssw_aix_72/p_bostechref/pthread_rwlock_setfavorwriters.html