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CONCLUSION
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Your system seems to be having difficulty handling real-time audio and other tasks. You may experience drop outs, clicks or pops due to buffer underruns. One or more DPC routines that belong to a driver running in your system appear to be executing for too long. One problem may be related to power management, disable CPU throttling settings in Control Panel and BIOS setup. Check for BIOS updates.
LatencyMon has been analyzing your system for 0:07:58 (h:mm:ss) on all processors.
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SYSTEM INFORMATION
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Computer name: DESKTOP-XXXXXX
OS version: Windows 10, 10.0, version 2009, build: 19042 (x64)
Hardware: System Product Name, System manufacturer
CPU: AuthenticAMD AMD Ryzen 9 5950X 16-Core Processor
Logical processors: 32
Processor groups: 1
RAM: 32676 MB total
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CPU SPEED
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Reported CPU speed: 340 MHz
Note: reported execution times may be calculated based on a fixed reported CPU speed. Disable variable speed settings like Intel Speed Step and AMD Cool N Quiet in the BIOS setup for more accurate results.
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MEASURED INTERRUPT TO USER PROCESS LATENCIES
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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. This includes the scheduling and execution of a DPC routine, the signaling of an event and the waking up of a usermode thread from an idle wait state in response to that event.
Highest measured interrupt to process latency (µs): 419,50
Average measured interrupt to process latency (µs): 5,034527
Highest measured interrupt to DPC latency (µs): 416,30
Average measured interrupt to DPC latency (µs): 1,473381
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REPORTED ISRs
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Interrupt service routines are routines installed by the OS and device drivers that execute in response to a hardware interrupt signal.
Highest ISR routine execution time (µs): 15,810
Driver with highest ISR routine execution time: HDAudBus.sys - High Definition Audio Bus Driver, Microsoft Corporation
Highest reported total ISR routine time (%): 0,000252
Driver with highest ISR total time: Wdf01000.sys - Runtime de l’infrastructure de pilotes en mode noyau, Microsoft Corporation
Total time spent in ISRs (%) 0,000263
ISR count (execution time <250 µs): 105373
ISR count (execution time 250-500 µs): 0
ISR count (execution time 500-1000 µs): 0
ISR count (execution time 1000-2000 µs): 0
ISR count (execution time 2000-4000 µs): 0
ISR count (execution time >=4000 µs): 0
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REPORTED DPCs
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DPC routines are part of the interrupt servicing dispatch mechanism and disable the possibility for a process to utilize the CPU while it is interrupted until the DPC has finished execution.
Highest DPC routine execution time (µs): 1598,850
Driver with highest DPC routine execution time: nvlddmkm.sys - NVIDIA Windows Kernel Mode Driver, Version 466.27 , NVIDIA Corporation
Highest reported total DPC routine time (%): 0,005242
Driver with highest DPC total execution time: Wdf01000.sys - Runtime de l’infrastructure de pilotes en mode noyau, Microsoft Corporation
Total time spent in DPCs (%) 0,008466
DPC count (execution time <250 µs): 208426
DPC count (execution time 250-500 µs): 0
DPC count (execution time 500-10000 µs): 18
DPC count (execution time 1000-2000 µs): 1
DPC count (execution time 2000-4000 µs): 0
DPC count (execution time >=4000 µs): 0
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REPORTED HARD PAGEFAULTS
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Hard pagefaults are events that get triggered by making use of virtual memory that is not resident in RAM but backed by a memory mapped file on disk. The process of resolving the hard pagefault requires reading in the memory from disk while the process is interrupted and blocked from execution.
NOTE: some processes were hit by hard pagefaults. If these were programs producing audio, they are likely to interrupt the audio stream resulting in dropouts, clicks and pops. Check the Processes tab to see which programs were hit.
Process with highest pagefault count: qemu-system-x86_64.exe
Total number of hard pagefaults 4689
Hard pagefault count of hardest hit process: 3081
Number of processes hit: 19
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PER CPU DATA
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CPU 0 Interrupt cycle time (s): 1,386247
CPU 0 ISR highest execution time (µs): 1,110
CPU 0 ISR total execution time (s): 0,000008
CPU 0 ISR count: 9
CPU 0 DPC highest execution time (µs): 415,160
CPU 0 DPC total execution time (s): 0,044228
CPU 0 DPC count: 27326
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CPU 1 Interrupt cycle time (s): 1,045254
CPU 1 ISR highest execution time (µs): 3,190
CPU 1 ISR total execution time (s): 0,000010
CPU 1 ISR count: 8
CPU 1 DPC highest execution time (µs): 50,650
CPU 1 DPC total execution time (s): 0,003272
CPU 1 DPC count: 2024
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CPU 2 Interrupt cycle time (s): 1,071917
CPU 2 ISR highest execution time (µs): 2,180
CPU 2 ISR total execution time (s): 0,000017
CPU 2 ISR count: 14
CPU 2 DPC highest execution time (µs): 113,830
CPU 2 DPC total execution time (s): 0,002991
CPU 2 DPC count: 1415
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CPU 3 Interrupt cycle time (s): 0,863140
CPU 3 ISR highest execution time (µs): 1,360
CPU 3 ISR total execution time (s): 0,000017
CPU 3 ISR count: 20
CPU 3 DPC highest execution time (µs): 62,350
CPU 3 DPC total execution time (s): 0,000876
CPU 3 DPC count: 371
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CPU 4 Interrupt cycle time (s): 3,588989
CPU 4 ISR highest execution time (µs): 15,810
CPU 4 ISR total execution time (s): 0,001003
CPU 4 ISR count: 191
CPU 4 DPC highest execution time (µs): 792,910
CPU 4 DPC total execution time (s): 0,163143
CPU 4 DPC count: 13829
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CPU 5 Interrupt cycle time (s): 1,378640
CPU 5 ISR highest execution time (µs): 6,740
CPU 5 ISR total execution time (s): 0,000051
CPU 5 ISR count: 13
CPU 5 DPC highest execution time (µs): 142,030
CPU 5 DPC total execution time (s): 0,013267
CPU 5 DPC count: 2292
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CPU 6 Interrupt cycle time (s): 2,358041
CPU 6 ISR highest execution time (µs): 14,060
CPU 6 ISR total execution time (s): 0,000502
CPU 6 ISR count: 111
CPU 6 DPC highest execution time (µs): 1598,850
CPU 6 DPC total execution time (s): 0,048129
CPU 6 DPC count: 5213
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CPU 7 Interrupt cycle time (s): 2,45320
CPU 7 ISR highest execution time (µs): 12,330
CPU 7 ISR total execution time (s): 0,000186
CPU 7 ISR count: 48
CPU 7 DPC highest execution time (µs): 529,860
CPU 7 DPC total execution time (s): 0,038207
CPU 7 DPC count: 3365
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CPU 8 Interrupt cycle time (s): 1,700524
CPU 8 ISR highest execution time (µs): 4,680
CPU 8 ISR total execution time (s): 0,005528
CPU 8 ISR count: 9486
CPU 8 DPC highest execution time (µs): 70,270
CPU 8 DPC total execution time (s): 0,101966
CPU 8 DPC count: 15914
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CPU 9 Interrupt cycle time (s): 1,307359
CPU 9 ISR highest execution time (µs): 3,540
CPU 9 ISR total execution time (s): 0,000429
CPU 9 ISR count: 826
CPU 9 DPC highest execution time (µs): 33,610
CPU 9 DPC total execution time (s): 0,008480
CPU 9 DPC count: 1255
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CPU 10 Interrupt cycle time (s): 1,901434
CPU 10 ISR highest execution time (µs): 7,080
CPU 10 ISR total execution time (s): 0,002852
CPU 10 ISR count: 7061
CPU 10 DPC highest execution time (µs): 900,710
CPU 10 DPC total execution time (s): 0,060703
CPU 10 DPC count: 8321
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CPU 11 Interrupt cycle time (s): 3,586029
CPU 11 ISR highest execution time (µs): 13,650
CPU 11 ISR total execution time (s): 0,027761
CPU 11 ISR count: 84910
CPU 11 DPC highest execution time (µs): 220,650
CPU 11 DPC total execution time (s): 0,628168
CPU 11 DPC count: 87435
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CPU 12 Interrupt cycle time (s): 4,716114
CPU 12 ISR highest execution time (µs): 3,20
CPU 12 ISR total execution time (s): 0,000293
CPU 12 ISR count: 380
CPU 12 DPC highest execution time (µs): 265,680
CPU 12 DPC total execution time (s): 0,059321
CPU 12 DPC count: 12904
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CPU 13 Interrupt cycle time (s): 1,019032
CPU 13 ISR highest execution time (µs): 1,040
CPU 13 ISR total execution time (s): 0,000006
CPU 13 ISR count: 8
CPU 13 DPC highest execution time (µs): 69,770
CPU 13 DPC total execution time (s): 0,000570
CPU 13 DPC count: 252
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CPU 14 Interrupt cycle time (s): 1,112673
CPU 14 ISR highest execution time (µs): 1,650
CPU 14 ISR total execution time (s): 0,000019
CPU 14 ISR count: 23
CPU 14 DPC highest execution time (µs): 87,070
CPU 14 DPC total execution time (s): 0,001346
CPU 14 DPC count: 413
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CPU 15 Interrupt cycle time (s): 1,031035
CPU 15 ISR highest execution time (µs): 1,390
CPU 15 ISR total execution time (s): 0,000027
CPU 15 ISR count: 34
CPU 15 DPC highest execution time (µs): 40,860
CPU 15 DPC total execution time (s): 0,000728
CPU 15 DPC count: 293
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CPU 16 Interrupt cycle time (s): 0,950142
CPU 16 ISR highest execution time (µs): 1,530
CPU 16 ISR total execution time (s): 0,000047
CPU 16 ISR count: 50
CPU 16 DPC highest execution time (µs): 24,610
CPU 16 DPC total execution time (s): 0,002145
CPU 16 DPC count: 835
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CPU 17 Interrupt cycle time (s): 0,971828
CPU 17 ISR highest execution time (µs): 1,440
CPU 17 ISR total execution time (s): 0,000059
CPU 17 ISR count: 66
CPU 17 DPC highest execution time (µs): 24,130
CPU 17 DPC total execution time (s): 0,001952
CPU 17 DPC count: 782
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CPU 18 Interrupt cycle time (s): 1,170960
CPU 18 ISR highest execution time (µs): 3,880
CPU 18 ISR total execution time (s): 0,000298
CPU 18 ISR count: 480
CPU 18 DPC highest execution time (µs): 88,660
CPU 18 DPC total execution time (s): 0,007664
CPU 18 DPC count: 1341
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CPU 19 Interrupt cycle time (s): 1,134823
CPU 19 ISR highest execution time (µs): 7,740
CPU 19 ISR total execution time (s): 0,000483
CPU 19 ISR count: 850
CPU 19 DPC highest execution time (µs): 121,490
CPU 19 DPC total execution time (s): 0,009191
CPU 19 DPC count: 1392
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CPU 20 Interrupt cycle time (s): 1,050141
CPU 20 ISR highest execution time (µs): 3,940
CPU 20 ISR total execution time (s): 0,000137
CPU 20 ISR count: 186
CPU 20 DPC highest execution time (µs): 64,40
CPU 20 DPC total execution time (s): 0,002424
CPU 20 DPC count: 756
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CPU 21 Interrupt cycle time (s): 0,899342
CPU 21 ISR highest execution time (µs): 2,50
CPU 21 ISR total execution time (s): 0,000015
CPU 21 ISR count: 14
CPU 21 DPC highest execution time (µs): 165,690
CPU 21 DPC total execution time (s): 0,001013
CPU 21 DPC count: 344
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CPU 22 Interrupt cycle time (s): 0,987440
CPU 22 ISR highest execution time (µs): 2,370
CPU 22 ISR total execution time (s): 0,000065
CPU 22 ISR count: 85
CPU 22 DPC highest execution time (µs): 75,840
CPU 22 DPC total execution time (s): 0,001423
CPU 22 DPC count: 527
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CPU 23 Interrupt cycle time (s): 0,908958
CPU 23 ISR highest execution time (µs): 1,410
CPU 23 ISR total execution time (s): 0,000017
CPU 23 ISR count: 24
CPU 23 DPC highest execution time (µs): 17,520
CPU 23 DPC total execution time (s): 0,000325
CPU 23 DPC count: 173
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CPU 24 Interrupt cycle time (s): 0,918190
CPU 24 ISR highest execution time (µs): 1,920
CPU 24 ISR total execution time (s): 0,000012
CPU 24 ISR count: 11
CPU 24 DPC highest execution time (µs): 74,460
CPU 24 DPC total execution time (s): 0,002309
CPU 24 DPC count: 772
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CPU 25 Interrupt cycle time (s): 0,914040
CPU 25 ISR highest execution time (µs): 1,850
CPU 25 ISR total execution time (s): 0,000016
CPU 25 ISR count: 18
CPU 25 DPC highest execution time (µs): 21,930
CPU 25 DPC total execution time (s): 0,000648
CPU 25 DPC count: 370
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CPU 26 Interrupt cycle time (s): 0,990311
CPU 26 ISR highest execution time (µs): 2,080
CPU 26 ISR total execution time (s): 0,000044
CPU 26 ISR count: 66
CPU 26 DPC highest execution time (µs): 24,610
CPU 26 DPC total execution time (s): 0,001812
CPU 26 DPC count: 580
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CPU 27 Interrupt cycle time (s): 1,013942
CPU 27 ISR highest execution time (µs): 5,770
CPU 27 ISR total execution time (s): 0,000138
CPU 27 ISR count: 177
CPU 27 DPC highest execution time (µs): 42,290
CPU 27 DPC total execution time (s): 0,001752
CPU 27 DPC count: 410
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CPU 28 Interrupt cycle time (s): 1,835751
CPU 28 ISR highest execution time (µs): 4,510
CPU 28 ISR total execution time (s): 0,000155
CPU 28 ISR count: 162
CPU 28 DPC highest execution time (µs): 102,380
CPU 28 DPC total execution time (s): 0,049150
CPU 28 DPC count: 10544
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CPU 29 Interrupt cycle time (s): 1,434823
CPU 29 ISR highest execution time (µs): 1,460
CPU 29 ISR total execution time (s): 0,000011
CPU 29 ISR count: 12
CPU 29 DPC highest execution time (µs): 140,0
CPU 29 DPC total execution time (s): 0,024065
CPU 29 DPC count: 4951
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CPU 30 Interrupt cycle time (s): 0,978868
CPU 30 ISR highest execution time (µs): 3,10
CPU 30 ISR total execution time (s): 0,000010
CPU 30 ISR count: 7
CPU 30 DPC highest execution time (µs): 218,180
CPU 30 DPC total execution time (s): 0,006694
CPU 30 DPC count: 939
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CPU 31 Interrupt cycle time (s): 0,934254
CPU 31 ISR highest execution time (µs): 2,20
CPU 31 ISR total execution time (s): 0,000026
CPU 31 ISR count: 23
CPU 31 DPC highest execution time (µs): 90,450
CPU 31 DPC total execution time (s): 0,007727
CPU 31 DPC count: 1107
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