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Questions tagged [ntoskrnl.exe]

The Windows NT kernel, used in all recent versions of Windows.

ntoskrnl.exe is the file name of the Windows NT kernel, used in all recent versions of Windows. It is responsible for key system functionality, including memory and cache management, process scheduling, NT Executive, and hardware virtualization.

30 questions
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High CPU from ntoskrnl.exe during idle on GetStackLimits

I'm having a weird bug in Windows 10. After 5 minutes of idle, my cpu goes high. I used Win Performance Analyzer and found that it happens inside the ntoskrnl.exe on the thread GetStackLimits. I have updated all drivers and everything is functional.…
Martin Jensen
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Windows Kernel Name\Version?

Mac OS X has the Darwin 10.6.0 Kernel, and Ubuntu has the Linux 2.6 Kernel, so in Windows what is it called?
Delta
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ntoskrnl.exe using hard drive heavily

For several days, my Windows 8 computer has experiences an issue where the hard drive is used extremely heavily by the process ntosknrl.exe for about an hour after I turn it on. This makes all of my programs run slowly and makes some of them…
Kevin
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Windows 8.1 100% Disk Usage by Ntoskrnl.exe

I have a Dell Inspiron 15 with 4 GB RAM, Intel Celeron 1007U 1.50 GHz Dual-Core, running windows 8.1 (x64). Recently, I've been having a problem with high disk usage. I can't say for sure when or why it started, but one day I noticed my computer…
Julian
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What is causing this ntoskrnl.exe BSOD?

I keep getting a BSOD on Windows 10 on an almost daily basis at completely random moments. The stop code is usually PFN_LIST_CORRUPT, but looking at the last couple of minidumps I see both "PFN_LIST_CORRUPT", "CACHE_MANAGER" nd…
Bas
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ACPI.sys high CPU usage

i need help to identify what i causing this. i have a new HP Omen 17 got it for a month now and somehow the laptop keeps one core busy the whole time. i appreciate any help!! thank you! i updated bios (F.13) tried unplugging HDD installed clean…
Thomas Müller
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What is causing this Windows 10 reoccurring BSOD on update (MEMORY_MANAGEMENT ntoskrnl.exe+173ce2)?

For the last few weeks, I've been getting a MEMORY_MANAGEMENT BSOD on my Windows 10 machine. I'm 90% sure it has something to with Windows trying to update (I can trigger it on command when I check for updates, and I'm pretty sure that when it…
ImpurestClub
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NtOsKrnl.exe uses 100% of my disk

I read a previous question and the answer. I have the same problem. At random times, and often when coming out of a sleep, my Win 8.1 Pro system is effectively "frozen" as NtOsKrnl.exe is using 100% of the disk. When it stops doing so, everything…
Carl
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BlueScreens on my ThinkPad with Windows 7 64 Bit and a SSD (CRITICAL_OBJECT_TERMINATION, ntoskernel.exe)

I'm getting BlueScreens about every five days for more than three months. Here's an example: A problem has been detected and Windows has been shut down to prevent damage to your computer. The problem seems to be caused by the following file:…
pvorb
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Mounting external HDD initiates high-resource background processes in Windows 11

It is basically not possible for me to unmount and disconnect my externall HDD because as soon as I plug it in, Windows Explorer uses massive disk usage (>100 MB/s) for about 10 minutes, and then the System process uses 20-40% CPU usage to do...…
cst_ramirez
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ntoskrnl High CPU usage in Windows 10 64 Bit

Does anyone experiencing high usage of CPU because of nroskrnl.exe ? It constantly use 10% of my CPU even in idle position. I've done adwcleaner Clean boot Malwarebytes And this still happened. The process happened whenever I sync google and even…
trCthelp
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“ntoskrnl.exe” system process eats ~12% of CPU when idle

So, after around 5 minutes of idle, CPU goes to ~12% usage by process SYSTEM (PID 4), more specifically by thread called ntoskrnl.exe!ExQueueWorkItem+0x400 and after some time it ends by itself but it happens everytime I left my PC idle. If any key…
Ravasaur
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ntoskrnl.exe BSOD Windows 10

Already did a memtest and prime95 which passed. Here's the dump: ================================================== Dump File : 052216-4781-01.dmp Crash Time : 5/22/2016 9:03:08 PM Bug Check String : MEMORY_MANAGEMENT Bug Check Code…
VuN
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Could someone help solve my Windows 10 DRIVER_POWER_STATE_FAILURE BSOD's on wake

Windows 10 64-bit, upgraded in-place from Windows 7. Intel Core i5-4690K (not overclocked), 16Gb RAM, and an Nvidia GeForce GTX 660 Ti (latest driver) on a Gigabyte Z97MX-Gaming 5 motherboard. Nearly every time I wake the computer from sleep, I get…
Sandwich
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MSE prompts for ntoskrnl.exe warning every time I start my PC

I'm having this warning recently which is as follows: I have Microsoft Security Essentials installed, and my virus definitions are up-to-date. I have executed a full scan on my PC, and there were no viruses or spyware/malwares. Whether I select…
Mehper C. Palavuzlar
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