IBM Support

IT17178: ROLLBACKS FOR COMPRESS OR REPACK INDEX CAN HAVE THEIR READAHEAD THREADS CORRUPT MEMORY

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APAR status

  • Closed as program error.

Error description

  • Various failures can occur depending on what memory is
overwritten but examples include:

(oninit) afstack
(oninit) afhandler
(oninit) affail_interface
(oninit) mt_shm_malloc_segid
(oninit) mt_realloc
(oninit) logreadlen
(oninit) rsrollback
(oninit) rs_commit_or_rollback_child
(oninit) rsidxreorg
(oninit) fmrepack_idxfrag
(oninit) startup

(oninit) afstack
(oninit) afhandler
(oninit) affail_interface
(oninit) mem_asfail
(oninit) mt_checkpool2
(oninit) mt_shm_malloc_segid
(oninit) mt_malloc
(oninit) ra_do_leaf_req
(oninit) readahead_daemon
(oninit) th_init_initgls
(oninit) startup

Local fix

  • 



Problem summary


    

  • ****************************************************************
* USERS AFFECTED:                                              *
* When an index compression transaction rolls back.            *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Update to IBM Informix Server 12.10.xC8                      *
****************************************************************

    



Problem conclusion


    

  • Problem Fixed In IBM Informix Server 12.10.xC8

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IT17178
    • 

  • Reported component name
    INFORMIX SERVER
    • 

  • Reported component ID
    5725A3900
    • 

  • Reported release
    B70
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2016-09-22
    • 

  • Closed date
    2016-12-09
    • 

  • Last modified date
    2016-12-09
    • 





    

  • 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
    INFORMIX SERVER
    • 

  • Fixed component ID
    5725A3900
    • 



Applicable component levels


    

  • RA10  PSN
       UP
    • 

  • RA10  PSY
       UP
    • 

  • RB10  PSN
       UP
    • 

  • RB10  PSY
       UP
    • 

  • RB50  PSN
       UP
    • 

  • RB50  PSY
       UP
    • 

  • RB70  PSN
       UP
    • 

  • RB70  PSY
       UP
    • 

  • RC10  PSN
       UP
    • 

  • RC10  PSY
       UP
    • 








      
              
                            

              

              [{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSGU8G","label":"Informix Servers"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"B70","Edition":"","Line of Business":{"code":"","label":""}}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            09 December 2016
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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