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Updated: March 12, 2026
How to Fix High DPC Latency & Audio Stutter with LatencyMon: Step-by-Step
Diagnose Deferred Procedure Call (DPC) spikes causing audio clicks and frametime dropouts. Identify offending ACPI.sys, ndis.sys, and USB controller drivers.
Demystifying DPC Latency Spikes
When an interrupt routine takes too long to execute in kernel space, it delays subsequent execution tasks. LatencyMon lets you pinpoint the exact driver causing audio and input hitching.
Dr. Keith Vance
Lead PC Hardware Benchmarking Analyst Lab Bench VerifiedAll benchmarks and crash reproductions are conducted in our controlled hardware lab across standardized AMD AM5 and Intel LGA1700 test benches using clean Windows 11 installs.
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