Windows 10: Windows 10 DPC latency spikes

Discus and support Windows 10 DPC latency spikes in Windows 10 Drivers and Hardware to solve the problem; I bought my HP Pavilion 15-dk1007na primarily for use for audio recording and I'm really struggling to record because of the high amounts of latency,... Discussion in 'Windows 10 Drivers and Hardware' started by EwanMatheson1, Aug 11, 2021.

  1. Windows 10 DPC latency spikes


    I bought my HP Pavilion 15-dk1007na primarily for use for audio recording and I'm really struggling to record because of the high amounts of latency, I've got large latency spikes on ntoskrnl.exe, Wfd01000.sys, tcpip.sys regularly, checked with latencymon. Playback is impacted when I'm pushing things into memory from my DAW but the latency for recording is really bad. Things I've done already not in order that I did them!:Fresh clean install of Windows 10 I'm only testing with latencymon and nothing else installed apart from all updatesDisabled all audio, WiFi + bluetooth drivers and tes

    :)
     
    EwanMatheson1, Aug 11, 2021
    #1
  2. zinou Win User

    Huge ntoskrnl DPC latency spikes on video playback [Windows 10 1909]

    There are other events that need to be recorded in addition to DPCs. Take a trace with those options checked;


    Windows 10 DPC latency spikes [​IMG]


    Windows 10 DPC latency spikes [​IMG]
     
    zinou, Aug 11, 2021
    #2
  3. lbs_925 Win User
    Windows 10 v1903 - ntoskrnl.exe & ISR/DPC latency spikes

    Unfortunately I do not have a solution, but can report that I have the exact same problem with DPC latency spikes caused by ntoskrnl.exe after upgrading to 1903. All drivers and BIOS are up to date (even reinstalled to see if this would help, but did not).
    Will be rolling back.
     
    lbs_925, Aug 11, 2021
    #3
  4. syndiate Win User

    Windows 10 DPC latency spikes

    Windows 10: High DPC latency (ndis.sys)

    Recently, my audio has been crackling and popping and glitching, and I wanted to see what the fuss was all about. I tried everything. Until I found out that my DPC latency was dangerously high. I ran it through the DPC Latency Checker and LatencyMon, and
    apparently the problem was "ndis.sys". I've literally tried EVERYTHING. Here's a list of what I've done to resolve this problem:

    • Updating drivers
    • Changing the power plan
    • Disabling the dynamic ticking
    • Updating the graphics cards drivers
    • Disabling Firewall
    • Disabling IPv6
    • Uninstalling Bonjour
    • Disabling Energy Efficient Ethernet
    • Disabling/re-enabling drivers
    • Adding PerfLevelSrc, PowerMizerEnable, PowermizerLevel, and PowermizerLevelAC values to Registry Editor
    • Uninstalling antivirus software
    • Modifying the "Start" value in the Registry Editor's value to 4
    UPDATE: Recently, the DPC latency has declined, which is good, however it still sometimes has latency-spikes and I still don't have proper DPC latency.

    COMPUTER SPECS:

    OS: Windows 10 Home version 1909

    Computer Model: Dell Inspiron 3668

    Processor: Intel(R) Core(TM) i3-7100 CPU @3.90 GhZ 3.91 GhZ

    RAM: 8 GB

    Graphics Driver: Intel(R) HD Graphics 630

    Audio Driver: Realtek High Definition Audio

    DPC latency (updated):


    Windows 10 DPC latency spikes 6239bb93-1397-49f9-815d-6b930532b8f4?upload=true.png
     
    syndiate, Aug 11, 2021
    #4
Thema:

Windows 10 DPC latency spikes

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