Acpi sys latency. The Windows ACPI driver, Acpi. sy...

Acpi sys latency. The Windows ACPI driver, Acpi. sys impacts DPC latency on essentially all Windows notebooks. sys driver file. I have had terrible DPC latency issues form ACPI. Audio singal has cracks, audio is dropping and glitcing when ACPI. If I set core affinity for my games to run on cores 8-15, the game lag and input latency greatly improves. This hidden Windows driver manages CPU power states, but it often causes random Oct 13, 2025 · For years, owners of high-performance ASUS ROG and TUF Gaming laptops have reported a maddeningly consistent issue: periodic system-wide micro-stutters, audio pops, and momentary input freezes. sys on desktop computer. 81). SYS driver which renders my MSI STEALTH GS66 11UE laptop useless for audio recording, the onboard audio AND my external USB mixer have the same results, i paid a lot of money for this laptop for the purpose of using it for audio recording, but this is proving to be impossible as every time i Latency you are experiencing could be a result of the CPU changing states. According to the LatencyMon report my audio problems are caused by the battery drivers. sys latency - The result and the solution Start a conversation Latency sometimes is a bit better, but still often maxes out at 16K for wdf01000. sys is incessantly called w/ no end in sight, completely loading up all my cores/threads resources (cores 0-7) to unacceptable latency levels. It all happends randomly and sometimes just 1 - 2 times pr day, and the next day it happends 10 times. . HIGH DPC LATENCY (ON MY MSI KATANA B12VGK-243XFR) CAUSED BY ACPI. sys One way is to use process lasso, to set affinity for your DAW by setting it not to use CPU core where ACPI. This is a more a more fundamental issue with the way that ACPI. I have tried Latency mon, wich gives me ACPI. Uninstalled and removed the driver at same time, then installed it again from realteks homepage (used version R2. sys problem. I tried to disable Device Manager > Battery > something called battery control to solve ACPI. 19? Is there any way to unlock dGPU-only mode on this model, or is this planned for a future BIOS update? Thank you again for Why would different reinstalls change anything? LatencyMon shows ACPI. SYS driver which renders my MSI STEALTH GS66 11UE laptop useless for audio recording, the onboard audio AND my external USB mixer have the same results, i paid a lot of money for this laptop for the purpose of using it for audio recording As documented across the internet, many users of Dell XPS laptops encounter a problem of high DPC latency, which manifests as clicks & popping sounds when audio is played on the system. sys. sys? Ask Question Asked 9 years, 3 months ago Modified 1 month ago Hello, Lately I've been noticing clicking/popping noises when I'm watching youtube/netflix. They are under 1 second long. Extremely high latency total execution time caused by ACPI. sys / ndis. I've The interrupt to process latency reflects the measured interval that a usermode process needed to respond to a hardware request from the moment the interrupt service routine started execution. For these Fix High DPC Latency on Windows 11/10 [Solution] Command Used: bcdedit /set disabledynamictick yes Deferred Procedure Call (DPC) helps you perform high-priority tasks first and low-priority tasks I use my laptop for audio purposes. sys take up to 0. sys, ndis. All updates have been done. | Continuous audio stuttering and frame rate drops in certain games. sys (to do with battery monitoring) or the mysterious "wdf01000. Hello guys I have huge problem with high DPC latency on my Omen laptop 1. sys causes latency up to 5 ms and sometimes I hear a little pop or glitch. sys driver is causing very high latency. If my games use any of those cores, my game lags. 5 ms, checking with Latency Mon). sys - Dell Community If the Intel Turbo Boost might be involved, you may be able to disable that in the Bios. sys, TCP/IP. Hello people, I looked to the NTLite software to try to solve the dropouts problems with the audio that afflict my pc (Dell Latitude 3500 with Motu Ultralite Mk5 interface). It is generally advised to disable your network card while DJing, so I disabled it in the device manager. Could this be related to ACPI or power management changes introduced in BIOS 2. Hi, I've bought DELL Latitude 5491 recently and I've run into problems with VSTs (software virtual instrument). sys) had a latency of between 1 and 2 ms. sys causing high DPC latency. Mostly likely you'll find ACPI. 2 seconds supposedly doing an interrupt routine (more an "imposition" routine). sys and ACPI. When using my Universal Audio Apollo 8p interface, there are frequent clicks and pops that are audible during playback. sys occurs to work - when you'll use My question is: Is the Intel team aware of or investigating any ACPI. sys and only ACPI. sys happened only on first test, further tests the issue was not there). sys on Latency Monitor (ndis. My Nvidia DPC latency (+dxgkrnl latency) rarely goes past 100-200us and when it does (rarely) spike, it jumps up to around 600-800us being the highest at times. Right now, my latency is fine on a desktop system, haven't checked any laptops yet. I had tried it with apps running before, but now - as everyone else - just with an idle machine. sys (for notebooks) latency - posted in Windows 10 Support: hello, im new here and im experiencing a huge issue here. sys ohci1394. SYS driver which renders my MSI STEALTH GS66 11UE laptop useless for audio recording, the onboard audio AND my external USB mixer have the same results, i paid a lot of money for this laptop for the purpose of using it for audio recording, but this is proving to be impossible as every time i High DPC latency from ACPI. sys) – magicandre1981 CommentedOct 28, 2016 at 15:00 Hello I got a new XPS 15 9520, and am experiencing high DPC latencies caused by ACPI. The crashes are most frequent when: Switching between iGPU and dGPU. For some time now, I've been experiencing minor issues with latency and dropouts (see Latency Monitor: screenshot and report attached). Is it at all possible to run Windows 11 on a laptop without any audio droppouts?? Common causes of DPC latency ndis. LatencyMon application tells me that the main issue is ACPI. sys I've been having an issue with my sound were it starts stuttering after some time for no reason. So all, who wamnts to use their dell laptop for music production sees this unresolvable problem high DPC latency, which Dell is unable fix, caused by ACPI. LATENCYMON reports extremely high latency of the ACPI. sys on my system. sys nvlddmkm. SYS and NTOSKRNL. Audio pops and clicks - ACPI latency - Wdf01000. sys latency is directly related to the system's firmware (BIOS) and its interaction with the platform's power management. The thread primarily addresses high DPC latency and audio dropouts on a Dell XPS 15 9550, with the original poster seeking advice on whether disabling c A deep dive into the ACPI. sys, however I have no idea how exactly to remedy this. sys and Wdf01000. These spikes occur under any circumstances, idle or CPU load, gpu load or mixed load. Interrupt and DPC time streaming Isoch data - Hardware Developer windows-10 laptop latency acpi Share Improve this question Follow edited Oct 28, 2016 at 17:34 Kilian Thoelen asked Oct 28, 2016 at 14:42 Kilian Thoelen 3114 1 Possible duplicate of High CPU usage by "System" and "System interrupts" (caused by ACPI. Why am I experiencing latency issues caused by ACPI. high DPC ACPI. sys". The performance plan was set to either best perform ACPI. sys is the culprit cause I can see it's latency on LatencyMon and after disabling 'Microsoft Surface ACPI-Compliant Control Method Battery' the problem is solved. sys latency issues on this new platform, especially in conjunction with ASUS firmware? Could this be related to Intel Dynamic Tuning Technology (DPTF), chipset drivers, or the platform's handling of GPU power states via ACPI calls? Hello, I have a dell XPS 15 9570, and I have big issues with on board and external audio. sys, is an inbox component of the Windows operating system. sys driver is the major cause of DPC latency. I've seen ACPI. Sometimes I can listening audio dropouts in games, foobar2000 and audio sequencer. I am getting the ACPI. Solved: XPS 15-9570, Windows 10, high DPC latency, acpi. The most high latency on ACPI. I will be checking for whatever uses acpi. sys (likely from the MediaTek Wi-Fi or Realtek ethernet). sys Anyone with similar issues? Mostly seems to happen when watching video's on YouTube or during meeting (Teams, Webex) Analysis & Question for Intel This ACPI. For several weeks since I've noticed it, I am struggling with an issue of ACPI. I use LatencyMON and DPC Latency Checker software to control latency and I have latency spikes of up to 7 to 8 ms. sys on the Microsoft tool and ACPI. The stuttering and high DPC latency (ACPI. sys, a system driver in Windows related to power management, which is actually a coordinated program involving multiple parties, including the system, computer hardware, Bios, etc. Maybe running at full power while making music will stop the system from changing the processor speed constantly. Have you been having issues figuring out this ACPI. And it worked, but my second monitor doesn't I am having some issues with sound stutters, game stutters, and video stutters. Sound freezing. All drivers are up to date in my laptop, can you please advise how… Hi, I have a Dell Latitude 5420 and recently purchased an external sound card. sys goes over 50ms after a couple of hours while ACPI. 5 - 2. Right after the install, the numbers look ok, but then Windows Update starts to install drivers and the latency goes up. From some tests and verifications, in particular with the sw LatencyMon, I have identified that the ACPI. However, during DJing I hear glitches and pops and after a few minutes the sound freezes. sys DPC latency problems on Asus ROG laptops - Zephkek/Asus-ROG-Aml-Deep-Dive This brilliant tool will let you see what drivers and interrupts are causing sound problems on your system. I reinstalled Nvidia drivers (now without PhysX, only main driver) 2. sys constant latency problem causer, and the internet doesn't have an answer? Well I found the most likely culprit for most of you: „Intel Dynamic Platform and Thermal Framework“ Feb 25, 2025 · I've checked Microsoft's latency tool, Windows Performance Analyzer and the ACPI issue still shows there as well. I have bought a new Dell XPS15 (9560) which I mainly want to use for DJing with Traktor DJ software. (i know its a setting or a driver cause i haven't changed anything in hardware) tried power plan options, clean windows installs both win 10 and win 11, playing with drivers I have been fighting with this laptop and am about ready to sell it and go back to Mac. Occurring every 30-60 seconds, these hitches disrupt gameplay, video playback, and even basic desktop use. 7 Crucial Tips to Optimize your PC For Music Production in 2023 Change Device Drivers Interrupts Behavior For More Performance - Perf Analysis I removed some core ACPI Drivers to test Latency & FPS true Disclaimer: Proceed on your own risk, you may put your system into unstable state. Feb 13, 2017 · I checked it in LatencyMon and I saw that drivers related to the wireless networking card (tcpip. Driving a high-bandwidth external 4K 240Hz monitor that uses Display Stream Compression (DSC). sys on Latitude 7389 causing audio glitches I'm presently trying to chase down a DPC latency issue with a Latitude 7389 2-in-1 that is causing random glitches while trying to process real-time audio, both with the built-in Realtek audio and with 3 other external USB audio interfaces. sys How to check for IRQ conflicts Check the BIOS (advanced users) Common causes of DPC latency Most of the time, the cause of a DPC latency issue is incompatible or out-of-date hardware drivers or adapters. sys TCP/IP. sys ACPI. I downloaded LatencyMon and observed that the Acpi. This impacts users of audio recording software, high-end gamers, and other users with latency-sensitive applications. I remember hearing an issue on ASRock boards that it constantly polls to check for a missing driver but even that fix didn't seem to work. sys (kernel) for highest measured interrupt. SYS / NT KERNET / pierrechoquene153902d5 Dec 26, 2023 at 10:12 P Analysis & Question for Intel This ACPI. The status report indicates the ACPI driver as main problem (also, wdf01000 seems to cause higher latencies at times). After running Late I know that acpi. SYS - ACPI Driver for NT, that goes all the way up to red. 便捷的方式就是直接搜索驱动程序的名字加上单词“latency”。 举例：在以上图片显示出问题的主要原因是ohci1394. Disable that device in Device handler remove the CPU usage for acpi. Feb 4, 2025 · We are aware of your issue regarding the delay in your computer caused by ACPI. Energy saving mode are not active. sys USBPORT. sys high latency issue according to LatencyMon, along with some occasional micro stutters while doing anything on my pc. EXE drivers. sys with DPC routine execution times in excess of 500,000µs. Bios is up So i did a clean win 10 install. Nvidia pops LatencyMon says it has something to do with ACPI. sys using a ton of processor time, causing CPU to be locked at max turbo boost and using 100% of one thread, causing audio delays, unstable performance, high power draw, temperatures, and just morbid performanc Analysis & Question for Intel This ACPI. sys spikes up to 4000 µs) are present even on desktop with light workloads, not only in games. Analysis & Question for Intel This ACPI. It will briefly lock-up my PC, sometimes causing games to crash or OBS to freeze, and always causes my Bluetooth headset to effectively mute. My power scheme is set to full performance on both battery and power cable, with 100% CPU usage and no energy saving for USB devices. Oct 25, 2025 · I am performing a deep-dive analysis of a critical BSOD on a new ASUS ROG Strix Scar 16 (2025) laptop, and all evidence points to a massive DPC latency stall in ACPI. Drivers are all updated to newest version, such as BIOS. I have got a trouble with high DPC latency on my Pavilion 17 ab309ur. When I'm using the battery, ACPI. sys spiking to the top of the latency chart. I am suspecting that the ACPI. Sound stuttering and high latency from Wdf01000. You hear a buzz, which is a repetition of sound of like 2 ms I think. However, I've been experiencing issues where the audio signal cracks, drops, and glitches at times. sys can go higher than 1ms. Greetings. HW Spec: Dell XPS 15 9570, i7 8750H, 4K screen, 16g ram /512g ssd, qualcomm Killer wifi and then intel AC-9260, nVidia 1050 Ti with latest WHQL drivers, bios… I found using latency monitor that acpi. I have an Apollo Twin duo sound card connected through a thunderbolt 3 adapter (recommended by UAD) to the PC. so basically i have high frametime spikes in any game i play, so Answer Answers can be marked as 'Accepted' by the question author and 'Recommended' by moderators, which helps users know the answer solved the author's problem. (including gaming), but these micro-stutters are not that often and sometimes it's pretty hard to catch. I've downloaded LatencyMon and it showed me that wdf01000. OS: Windows 10 I have used both Latency Monitor and Window Performance Tools and traced the issue to ACPI. According to LatencyMon, the issues seems to be specifically related to ACPI. sys or Wdf01000. sys and occasionally also WDF010 High DPC latency, which is causing audio dropouts on your laptop, can be caused by various factors, including outdated drivers, system performance issues, and software conflicts. sys issue and these stutters are related. all tests were performed while plugged in. The problem is that I am experiencing big problems with DPC latency caused by the ACPI. sys latency，然后你会找到许多具有各种解决方式的论坛帖子。 普遍DPC延时问题 And ooh yea, I remember that I could make the ACPI latency a lot less problematic by changing the power options a bit. If you’ve ever run LatencyMon, you’ve probably seen ACPI. sys (1. SYS latency is high Hello. sys，然后你可以在你的搜索引擎（例如Google）里，输入ohci1394. after that i had DPC Latency + Coil whine (i didn't have coil whine before) that still i haven't found out what setting is the problem. You could try disabling SpeedStep in the BIOS and setting the Windows power profile to high performance. I did a clean Win11 install. kh8l, ntk6, ypjey, ff9al, n1lp, 58eah, jrmbaz, cq3xpa, cac6i, vbn2z,