I'm seeing a lot of the following errors in the server log.
Faulting application name: w3wp.exe, version: 8.5.9600.16384, time stamp: 0x5215df96 Faulting module name: KERNELBASE.dll, version: 6.3.9600.19425, time stamp: 0x5d26b6e9 Exception code: 0xe0434352 Fault offset: 0x000000000000908c Faulting process ID: 0x252c Faulting application start time: 0x01d5cb32baf9cf46 Faulting application path: c:\windows\system32\inetsrv\w3wp.exe Faulting module path: C:\Windows\system32\KERNELBASE.dll Report ID: 25273dd9-3729-11ea-80c6-54bf64fc2903 Faulting package full name: Faulting package-relative application ID:
The following errors are logged straight after.
Fault bucket , type 0 Event Name: APPCRASH Response: Not available Cab Id: 0 Problem signature: P1: w3wp.exe P2: 8.5.9600.16384 P3: 5215df96 P4: KERNELBASE.dll P5: 6.3.9600.19425 P6: 5d26b6e9 P7: e0434352 P8: 000000000000908c P9: P10: Attached files: These files may be available here: C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_w3wp.exe_bbb576cbedbf515ca246d96882e82284937f193_9e3fd63b_1aa14c39 Analysis symbol: Rechecking for solution: 0 Report ID: 25273dd9-3729-11ea-80c6-54bf64fc2903 Report Status: 4100
Fault bucket , type 0 Event Name: APPCRASH Response: Not available Cab Id: 0 Problem signature: P1: w3wp.exe P2: 8.5.9600.16384 P3: 5215df96 P4: KERNELBASE.dll P5: 6.3.9600.19425 P6: 5d26b6e9 P7: e0434352 P8: 000000000000908c P9: P10: Attached files: These files may be available here: C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_w3wp.exe_bbb576cbedbf515ca246d96882e82284937f193_9e3fd63b_1aa14c39 Analysis symbol: Rechecking for solution: 0 Report ID: 25273dd9-3729-11ea-80c6-54bf64fc2903 Report Status: 0 Hashed bucket:
New Window Updates haven't been installed yet (I believe they were released yesterday on "patch Tuesday").
I'm installing these updates now and will continue to monitor performance.
In the meantime, are there any other logs or settings I should be checking?