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IV65465: SYSTEM CRASH IN BMINODEFLUSH APPLIES TO AIX 6100-09

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APAR status

  • Closed as program error.

Error description

  • Under heavy file system use if the inode cache size tunable is
reduced, then it is possible for the machine to crash with
variations of the following stack. The two important calls here
are iRecycle and bmInodeFlush
STACK:
￭002F7D78bmInodeFlush@AF123_69+0001B8 (F100010183FC6080,
F1000100E30C3EF0, 0000000000000000, 000000000000000A,
000000000212E000, 0000000000000000, 0000000000000000,
F000000035B4D600 ￭??)
￭002F40B8bmInodeFlush+000038 (??)
￭002E4B0CpagerUnbind@AF66_41+00012C (??, ??, ??, ??)
￭002E3B6CpagerUnbind+00002C (??, ??, ??)
￭002DE164iRecycle+000124 (??, ??, ??)
￭002DDDF0iPut+000550 (??, ??)
￭0036A644j2_rele@AF24_6+000024 (??, ??)
￭006017C4vnop_rele+000084 (??)
￭00704E80mkdir+000340 (??, ??)
￭00003888mfspurr_sc_flih01+0000E4 ()
￭kdb_get_virtual_memory no real storage @ 11C2B13A0
￭100000C880000000100000C88 ()
￭kdb_read_mem no real storage @ FFFFFFFFFFF8980

Local fix

  • 



Problem summary


    

  • Under heavy file system use if the inode cache size tunable is
reduced, then it is possible for the machine to crash with
variations of the following stack. The two important calls here
are iRecycle and bmInodeFlush
STACK:
 002F7D78 bmInodeFlush@AF123_69+0001B8 (F100010183FC6080,
F1000100E30C3EF0, 0000000000000000, 000000000000000A,
000000000212E000, 0000000000000000, 0000000000000000,
F000000035B4D600  ?? )
 002F40B8 bmInodeFlush+000038 (??)
 002E4B0C pagerUnbind@AF66_41+00012C (??, ??, ??, ??)
 002E3B6C pagerUnbind+00002C (??, ??, ??)
 002DE164 iRecycle+000124 (??, ??, ??)
 002DDDF0 iPut+000550 (??, ??)
 0036A644 j2_rele@AF24_6+000024 (??, ??)
 006017C4 vnop_rele+000084 (??)
 00704E80 mkdir+000340 (??, ??)
 00003888 mfspurr_sc_flih01+0000E4 ()
 kdb_get_virtual_memory  no real storage @ 11C2B13A0
 100000C88 0000000100000C88 ()
 kdb_read_mem  no real storage @ FFFFFFFFFFF8980

    



Problem conclusion


    

  • changed conditional

    



Temporary fix


    

  • 



Comments


    

  • 6100-09 - use AIX APAR IV65465
7100-03 - use AIX APAR IV65464

    



APAR Information




    

  • APAR number
    IV65465
    • 

  • Reported component name
    AIX 610 STD EDI
    • 

  • Reported component ID
    5765G6200
    • 

  • Reported release
    610
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Submitted date
    2014-10-01
    • 

  • Closed date
    2014-10-01
    • 

  • Last modified date
    2015-05-22
    • 





    

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

    
IV65464
    

    • 

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

    • 



Fix information


    

  • Fixed component name
    AIX 610 STD EDI
    • 

  • Fixed component ID
    5765G6200
    • 



Applicable component levels


    

  • R610  PSY  U861283
       UP14/10/29  I  1000
    • 



PTF to Fileset Mapping








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            17 December 2021
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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