Hi guys,
I've been working my way through all the the similar posts and have tried all suggestions. I can't seem to find a solution to this issue. Below I've attached a report from latencymon that shows the kinds of things I'm seeing. It's typically much worse too. Sound will pop and crack and framerates will slow until the driver crashes. I've been trying to fix this alone for months now, and have wasted a ton of money thinking it was a hardware problem. Can anyone help? Thanks in advance
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CONCLUSION
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Your system appears to be having trouble handling real-time audio and other tasks. You are likely to experience buffer underruns appearing as drop outs, clicks or pops. One or more DPC routines that belong to a driver running in your system appear to be executing for too long. Also one or more ISR routines that belong to a driver running in your system appear to be executing for too long. At least one detected problem appears to be network related. In case you are using a WLAN adapter, try disabling it to get better results. 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 0:28:51 (h:mm:ss) on all processors.
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SYSTEM INFORMATION
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Computer name: DESKTOP-8COER8Q
OS version: Windows 8 , 6.2, build: 9200 (x64)
Hardware: MS-7914, MSI, Z97 XPOWER AC (MS-7914)
CPU: GenuineIntel Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Logical processors: 8
Processor groups: 1
RAM: 16330 MB total
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CPU SPEED
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Reported CPU speed: 40 MHz
Measured CPU speed: 1 MHz (approx.)
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.
WARNING: the CPU speed that was measured is only a fraction of the CPU speed reported. Your CPUs may be throttled back due to variable speed settings and thermal issues. It is suggested that you run a utility which reports your actual CPU frequency and temperature.
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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): 9183.497404
Average measured interrupt to process latency (µs): 3.285893
Highest measured interrupt to DPC latency (µs): 9063.433281
Average measured interrupt to DPC latency (µs): 0.650151
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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): 9061.452750
Driver with highest ISR routine execution time: HDAudBus.sys - High Definition Audio Bus Driver, Microsoft Corporation
Highest reported total ISR routine time (%): 0.008465
Driver with highest ISR total time: storport.sys - Microsoft Storage Port Driver, Microsoft Corporation
Total time spent in ISRs (%) 0.018463
ISR count (execution time <250 µs): 483893
ISR count (execution time 250-500 µs): 0
ISR count (execution time 500-999 µs): 77
ISR count (execution time 1000-1999 µs): 4
ISR count (execution time 2000-3999 µs): 1
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): 5692.169750
Driver with highest DPC routine execution time: tcpip.sys - TCP/IP Driver, Microsoft Corporation
Highest reported total DPC routine time (%): 0.058705
Driver with highest DPC total execution time: dxgkrnl.sys - DirectX Graphics Kernel, Microsoft Corporation
Total time spent in DPCs (%) 0.115356
DPC count (execution time <250 µs): 8946748
DPC count (execution time 250-500 µs): 0
DPC count (execution time 500-999 µs): 649
DPC count (execution time 1000-1999 µs): 1
DPC count (execution time 2000-3999 µs): 2
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: radeonsettings.exe
Total number of hard pagefaults 47909
Hard pagefault count of hardest hit process: 41462
Highest hard pagefault resolution time (µs): 530881.81550
Total time spent in hard pagefaults (%): 0.111874
Number of processes hit: 41
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PER CPU DATA
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CPU 0 Interrupt cycle time (s): 63.798887
CPU 0 ISR highest execution time (µs): 9061.452750
CPU 0 ISR total execution time (s): 2.467124
CPU 0 ISR count: 469620
CPU 0 DPC highest execution time (µs): 5692.169750
CPU 0 DPC total execution time (s): 12.877124
CPU 0 DPC count: 7967681
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CPU 1 Interrupt cycle time (s): 45.015663
CPU 1 ISR highest execution time (µs): 2905.160750
CPU 1 ISR total execution time (s): 0.044775
CPU 1 ISR count: 8040
CPU 1 DPC highest execution time (µs): 406.970250
CPU 1 DPC total execution time (s): 1.295307
CPU 1 DPC count: 515954
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CPU 2 Interrupt cycle time (s): 21.885434
CPU 2 ISR highest execution time (µs): 1178.885250
CPU 2 ISR total execution time (s): 0.042967
CPU 2 ISR count: 5759
CPU 2 DPC highest execution time (µs): 1611.285750
CPU 2 DPC total execution time (s): 0.428460
CPU 2 DPC count: 127289
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CPU 3 Interrupt cycle time (s): 35.846180
CPU 3 ISR highest execution time (µs): 371.131750
CPU 3 ISR total execution time (s): 0.001958
CPU 3 ISR count: 533
CPU 3 DPC highest execution time (µs): 186.358750
CPU 3 DPC total execution time (s): 0.082170
CPU 3 DPC count: 22068
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CPU 4 Interrupt cycle time (s): 20.261051
CPU 4 ISR highest execution time (µs): 13.443250
CPU 4 ISR total execution time (s): 0.000083
CPU 4 ISR count: 24
CPU 4 DPC highest execution time (µs): 205.513250
CPU 4 DPC total execution time (s): 0.389434
CPU 4 DPC count: 99309
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CPU 5 Interrupt cycle time (s): 31.656971
CPU 5 ISR highest execution time (µs): 0.0
CPU 5 ISR total execution time (s): 0.0
CPU 5 ISR count: 0
CPU 5 DPC highest execution time (µs): 116.80
CPU 5 DPC total execution time (s): 0.061198
CPU 5 DPC count: 16720
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CPU 6 Interrupt cycle time (s): 35.121279
CPU 6 ISR highest execution time (µs): 0.0
CPU 6 ISR total execution time (s): 0.0
CPU 6 ISR count: 0
CPU 6 DPC highest execution time (µs): 2096.53050
CPU 6 DPC total execution time (s): 0.411133
CPU 6 DPC count: 98595
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CPU 7 Interrupt cycle time (s): 51.272845
CPU 7 ISR highest execution time (µs): 0.0
CPU 7 ISR total execution time (s): 0.0
CPU 7 ISR count: 0
CPU 7 DPC highest execution time (µs): 225.977750
CPU 7 DPC total execution time (s): 0.430272
CPU 7 DPC count: 99786
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I've been working my way through all the the similar posts and have tried all suggestions. I can't seem to find a solution to this issue. Below I've attached a report from latencymon that shows the kinds of things I'm seeing. It's typically much worse too. Sound will pop and crack and framerates will slow until the driver crashes. I've been trying to fix this alone for months now, and have wasted a ton of money thinking it was a hardware problem. Can anyone help? Thanks in advance
_________________________________________________________________________________________________________
CONCLUSION
_________________________________________________________________________________________________________
Your system appears to be having trouble handling real-time audio and other tasks. You are likely to experience buffer underruns appearing as drop outs, clicks or pops. One or more DPC routines that belong to a driver running in your system appear to be executing for too long. Also one or more ISR routines that belong to a driver running in your system appear to be executing for too long. At least one detected problem appears to be network related. In case you are using a WLAN adapter, try disabling it to get better results. 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 0:28:51 (h:mm:ss) on all processors.
_________________________________________________________________________________________________________
SYSTEM INFORMATION
_________________________________________________________________________________________________________
Computer name: DESKTOP-8COER8Q
OS version: Windows 8 , 6.2, build: 9200 (x64)
Hardware: MS-7914, MSI, Z97 XPOWER AC (MS-7914)
CPU: GenuineIntel Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz
Logical processors: 8
Processor groups: 1
RAM: 16330 MB total
_________________________________________________________________________________________________________
CPU SPEED
_________________________________________________________________________________________________________
Reported CPU speed: 40 MHz
Measured CPU speed: 1 MHz (approx.)
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.
WARNING: the CPU speed that was measured is only a fraction of the CPU speed reported. Your CPUs may be throttled back due to variable speed settings and thermal issues. It is suggested that you run a utility which reports your actual CPU frequency and temperature.
_________________________________________________________________________________________________________
MEASURED INTERRUPT TO USER PROCESS LATENCIES
_________________________________________________________________________________________________________
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): 9183.497404
Average measured interrupt to process latency (µs): 3.285893
Highest measured interrupt to DPC latency (µs): 9063.433281
Average measured interrupt to DPC latency (µs): 0.650151
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REPORTED ISRs
_________________________________________________________________________________________________________
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): 9061.452750
Driver with highest ISR routine execution time: HDAudBus.sys - High Definition Audio Bus Driver, Microsoft Corporation
Highest reported total ISR routine time (%): 0.008465
Driver with highest ISR total time: storport.sys - Microsoft Storage Port Driver, Microsoft Corporation
Total time spent in ISRs (%) 0.018463
ISR count (execution time <250 µs): 483893
ISR count (execution time 250-500 µs): 0
ISR count (execution time 500-999 µs): 77
ISR count (execution time 1000-1999 µs): 4
ISR count (execution time 2000-3999 µs): 1
ISR count (execution time >=4000 µs): 0
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REPORTED DPCs
_________________________________________________________________________________________________________
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): 5692.169750
Driver with highest DPC routine execution time: tcpip.sys - TCP/IP Driver, Microsoft Corporation
Highest reported total DPC routine time (%): 0.058705
Driver with highest DPC total execution time: dxgkrnl.sys - DirectX Graphics Kernel, Microsoft Corporation
Total time spent in DPCs (%) 0.115356
DPC count (execution time <250 µs): 8946748
DPC count (execution time 250-500 µs): 0
DPC count (execution time 500-999 µs): 649
DPC count (execution time 1000-1999 µs): 1
DPC count (execution time 2000-3999 µs): 2
DPC count (execution time >=4000 µs): 0
_________________________________________________________________________________________________________
REPORTED HARD PAGEFAULTS
_________________________________________________________________________________________________________
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: radeonsettings.exe
Total number of hard pagefaults 47909
Hard pagefault count of hardest hit process: 41462
Highest hard pagefault resolution time (µs): 530881.81550
Total time spent in hard pagefaults (%): 0.111874
Number of processes hit: 41
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PER CPU DATA
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CPU 0 Interrupt cycle time (s): 63.798887
CPU 0 ISR highest execution time (µs): 9061.452750
CPU 0 ISR total execution time (s): 2.467124
CPU 0 ISR count: 469620
CPU 0 DPC highest execution time (µs): 5692.169750
CPU 0 DPC total execution time (s): 12.877124
CPU 0 DPC count: 7967681
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CPU 1 Interrupt cycle time (s): 45.015663
CPU 1 ISR highest execution time (µs): 2905.160750
CPU 1 ISR total execution time (s): 0.044775
CPU 1 ISR count: 8040
CPU 1 DPC highest execution time (µs): 406.970250
CPU 1 DPC total execution time (s): 1.295307
CPU 1 DPC count: 515954
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CPU 2 Interrupt cycle time (s): 21.885434
CPU 2 ISR highest execution time (µs): 1178.885250
CPU 2 ISR total execution time (s): 0.042967
CPU 2 ISR count: 5759
CPU 2 DPC highest execution time (µs): 1611.285750
CPU 2 DPC total execution time (s): 0.428460
CPU 2 DPC count: 127289
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CPU 3 Interrupt cycle time (s): 35.846180
CPU 3 ISR highest execution time (µs): 371.131750
CPU 3 ISR total execution time (s): 0.001958
CPU 3 ISR count: 533
CPU 3 DPC highest execution time (µs): 186.358750
CPU 3 DPC total execution time (s): 0.082170
CPU 3 DPC count: 22068
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CPU 4 Interrupt cycle time (s): 20.261051
CPU 4 ISR highest execution time (µs): 13.443250
CPU 4 ISR total execution time (s): 0.000083
CPU 4 ISR count: 24
CPU 4 DPC highest execution time (µs): 205.513250
CPU 4 DPC total execution time (s): 0.389434
CPU 4 DPC count: 99309
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CPU 5 Interrupt cycle time (s): 31.656971
CPU 5 ISR highest execution time (µs): 0.0
CPU 5 ISR total execution time (s): 0.0
CPU 5 ISR count: 0
CPU 5 DPC highest execution time (µs): 116.80
CPU 5 DPC total execution time (s): 0.061198
CPU 5 DPC count: 16720
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CPU 6 Interrupt cycle time (s): 35.121279
CPU 6 ISR highest execution time (µs): 0.0
CPU 6 ISR total execution time (s): 0.0
CPU 6 ISR count: 0
CPU 6 DPC highest execution time (µs): 2096.53050
CPU 6 DPC total execution time (s): 0.411133
CPU 6 DPC count: 98595
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CPU 7 Interrupt cycle time (s): 51.272845
CPU 7 ISR highest execution time (µs): 0.0
CPU 7 ISR total execution time (s): 0.0
CPU 7 ISR count: 0
CPU 7 DPC highest execution time (µs): 225.977750
CPU 7 DPC total execution time (s): 0.430272
CPU 7 DPC count: 99786
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