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Memory Dump to track IIS Application pool crash RRS feed

  • Question

  • Hi

    We have several websites configured on our windows server 2012  and we noticed that one site seems crashing intermittently and the only way to get back this online is to restart that particular site and for some reason recycle application pool seems not helping the site to come online. Can some one point me to how we can diagnose this problem as i tried to use debug diagnostic tool but couldn't find the root cause of the issue. here is the exception analysis using !analyze -v command . 

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    *                                                                             *
    *                        Exception Analysis                                   *
    *                                                                             *
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    *** ERROR: Symbol file could not be found.  Defaulted to export symbols for PerfMon64.dll - 
    Failed calling InternetOpenUrl, GLE=12029

    FAULTING_IP: 
    +a48e930
    00000000`00000000 ??              ???

    EXCEPTION_RECORD:  ffffffffffffffff -- (.exr 0xffffffffffffffff)
    ExceptionAddress: 0000000000000000
       ExceptionCode: 80000003 (Break instruction exception)
      ExceptionFlags: 00000000
    NumberParameters: 0

    FAULTING_THREAD:  00000000000019f8

    PROCESS_NAME:  w3wp.exe

    ERROR_CODE: (NTSTATUS) 0x80000003 - {EXCEPTION}  Breakpoint  A breakpoint has been reached.

    EXCEPTION_CODE: (HRESULT) 0x80000003 (2147483651) - One or more arguments are invalid

    MOD_LIST: <ANALYSIS/>

    NTGLOBALFLAG:  0

    APPLICATION_VERIFIER_FLAGS:  0

    MANAGED_STACK: !dumpstack -EE
    OS Thread Id: 0x19f8 (0)
    Current frame: 
    Child-SP         RetAddr          Caller, Callee

    BUGCHECK_STR:  APPLICATION_FAULT_WRONG_SYMBOLS_LOG_FILL_PATTERN_ffffffff

    PRIMARY_PROBLEM_CLASS:  WRONG_SYMBOLS_LOG_FILL_PATTERN_ffffffff

    DEFAULT_BUCKET_ID:  WRONG_SYMBOLS_LOG_FILL_PATTERN_ffffffff

    LAST_CONTROL_TRANSFER:  from 00007ffdb32a1118 to 00007ffdb5ea079a

    STACK_TEXT:  
    000000b1`a5e5f598 00007ffd`b32a1118 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : ntdll!ZwWaitForSingleObject+0xa
    000000b1`a5e5f5a0 00007ffd`a3554a52 : 000000b1`a62ba7d0 000000b1`a5e5f6e0 00007ff7`00000000 00000000`000001c0 : KERNELBASE!WaitForSingleObjectEx+0x94
    000000b1`a5e5f640 00007ff7`5eff20ca : 00000000`fffffffe 000000b1`a62b6cb0 000000b1`a5e5f780 000000b1`a62b6cb0 : w3wphost!AppHostInitialize+0x152
    000000b1`a5e5f680 00007ff7`5eff392d : 00000000`00000001 00000000`00000000 00000000`00000001 00000000`00000000 : w3wp!wmain+0x40e
    000000b1`a5e5f820 00007ffd`b3b313d2 : 00007ff7`5eff39a4 00007ff7`5e38f000 00007ff7`5e38f000 00000000`00000000 : w3wp!ParseCommandLine+0xbd5
    000000b1`a5e5f860 00007ffd`b5e254f4 : 00007ffd`b3b313b0 00000000`00000000 00000000`00000000 00000000`00000000 : kernel32!BaseThreadInitThunk+0x22
    000000b1`a5e5f890 00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : ntdll!RtlUserThreadStart+0x34


    STACK_COMMAND:  ~0s; .ecxr ; kb

    FOLLOWUP_IP: 
    w3wphost!AppHostInitialize+152
    00007ffd`a3554a52 f605ffcb000003  test    byte ptr [w3wphost!g_dwDebugFlags (00007ffd`a3561658)],3

    SYMBOL_STACK_INDEX:  2

    SYMBOL_NAME:  w3wphost!AppHostInitialize+152

    FOLLOWUP_NAME:  MachineOwner

    MODULE_NAME: w3wphost

    IMAGE_NAME:  w3wphost.dll

    DEBUG_FLR_IMAGE_TIMESTAMP:  582757e0

    FAILURE_BUCKET_ID:  WRONG_SYMBOLS_LOG_FILL_PATTERN_ffffffff_80000003_w3wphost.dll!AppHostInitialize

    BUCKET_ID:  X64_APPLICATION_FAULT_WRONG_SYMBOLS_LOG_FILL_PATTERN_ffffffff_w3wphost!AppHostInitialize+152

    WATSON_STAGEONE_URL:  http://watson.microsoft.com/StageOne/w3wp_exe/8_5_9600_16384/5215df96/unknown/0_0_0_0/bbbbbbb4/80000003/00000000.htm?Retriage=1

    Followup: MachineOwner

    • Moved by CoolDadTx Thursday, June 14, 2018 1:58 PM ASP.NET related
    Thursday, June 14, 2018 12:27 PM

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