Yet another DPC / latency / stuttering report since upgrade from 8.1

alcoholicsanonymous

New member
Joined
Aug 31, 2015
Posts
3
Summary
Since upgrading from 8.1 to 10 on the same machine, I periodically get a system-wide stutter, where everything (audio, video, inputs) freezes for 250 to 1000 milliseconds, approximately. The issue occurs regardless of whether audio/video output is happening, but it seems more prevalent while playing, though that may be confirmation bias. This issue did not occur on the same hardware running Windows 8/8.1.

Evidence
LatencyMon looks like this: link

More information: LatencyMon Stats page -- LatencyMon drivers tab

Since ndis.sys is listed as the highest reported DPC execution time, that's where the bulk of my troubleshooting has been focused.

Things I've tried
I've done a lot of Googling, and tried various things, found here and elsewhere, all to no avail. In no particular order...


  • Disabling hardware devices via Device Manager, to the point I had only a PS2 keyboard and system-critical devices enabled.
  • Updating / reinstalling / rolling back drivers, primarily audio devices and network adapters.
  • Disabling all network adapters at once.
  • Disabling all sound devices at once.
  • Switching between my three available network adapters, having only one enabled at any given time.
  • Using external (USB) sound device instead of internal.
  • Memtest (came back clean)
  • Changing BIOS settings related to CPU power saving features.
  • Updating to latest BIOS version
  • Reinstalling Windows

--

I've about reached the end of things I can find to try myself, and I'm about at my wits end with trial and error, so I come humbly come requesting assistance.

Based on the information requested in similar threads, I've already produced an ETL trace, which can be downloaded here: Google Drive link to CPU.etl file.

Any help or guidance that anyone can provide is greatly appreciated.
 
Is the BIOS actually updated (if applicable)?

If using an Internet Security Suite w/3rd party (non-Windows) firewall, see if removing it helps.

Be sure to use the appropriate removal tool, if applicable - Antivirus Uninstallers - Carrona.org

Sorry, but I don't yet know how to read the logs you've attached.

Never any problems on Windows 8.1 -- ever?
 
Thanks for your reply!

Is the BIOS actually updated (if applicable)?

Yes, using latest version found here (2015-07-31)

If using an Internet Security Suite w/3rd party (non-Windows) firewall, see if removing it helps.

Be sure to use the appropriate removal tool, if applicable - Antivirus Uninstallers - Carrona.org

No 3rd party firewall or security software installed. Just Windows Firewall/Defender. Malware Bytes is installed but since it is not the paid version, it does not do constant monitoring.

Sorry, but I don't yet know how to read the logs you've attached.

Never any problems on Windows 8.1 -- ever?

Not this particular issue, or any related or similar ones either.
 

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