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Microsoft and Nvidia work to fix latency spikes in Windows 10 v1903

2 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Many users encountered issues withNvidia driversafter installing the latest OS version on their machines. Ntoskrnl.exe is causing large latency spikes after installing theWindows 10May Update.

One userreportedthe following problem:

InLatencyMonI noticed large latency spikes ofaround 1300us for ntoskrnl.exe. I also ran into 1 instance where my entire PC froze for a good 10 seconds or so while playing Apex Legends before all of a sudden everything resumed back to normal. I was usingdrivers430.86 but am now back on 430.64 (need to do more testing).

Latency spikes after Windows 10 May Update

Latency spikes after Windows 10 May Update

The issue appeared after updating toWindows 10 version 1903, as one Reddit userreported:

since I made a fresh Windows 1903 install I get a high DPC latency spike caused by ntoskrln.exe. My windows is optimized. I disabled all the C states etc in my UEFI. I disabled (gpedit) auto update anddriverinstallations from Microsoft at the beginning of my installation of the OS. My PC is a i7 8700k Z370 build wih a GTX 1080.

Ntoskrnl.exe also caused high CPU usage? Check this guide for further details!

Major issue but no solution available

The users reported that the system had difficulties withreal-time audio. They experienced clicks, pops, and dropouts due to buffer underruns.

In the latestWindows 10update,Microsoft introduced some significant changesincluding those to the WDDM (Windows Display Driver Model) and kernel.

For now, there are no solutions for the issue, but there is a workaround. Users said that after reverting toWindows 10version 1809, the problem disappeared.

If you want to avoid similar issues, checkour guideon how to blockWindows 10v1903 from installing on your computer.

More about the topics:nvidia,windows 10

Milan Stanojevic

Windows Toubleshooting Expert

Milan has been enthusiastic about technology ever since his childhood days, and this led him to take interest in all PC-related technologies. He’s a PC enthusiast and he spends most of his time learning about computers and technology.

Before joining WindowsReport, he worked as a front-end web developer. Now, he’s one of the Troubleshooting experts in our worldwide team, specializing in Windows errors & software issues.

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Milan Stanojevic

Windows Toubleshooting Expert

Before joining WindowsReport, he worked as a front-end web developer. Now, he’s specialized in Windows errors & software issues.