Hello Nvidia,
when profile my application with Nsight System, unexpected GPC clock drop observed.
It appears to be GPC clock will randomly drop from max frequency to 650M for duration of around 1ms, and then raise again:
all other measurement indications seems OK.
can you help to locate why this issue happen?
my platform info:
~ jetson_release
Software part of jetson-stats 4.2.2 - (c) 2023, Raffaello Bonghi
Model: Jetson AGX Orin - Jetpack 5.0.2 GA [L4T 35.1.0]
NV Power Mode[0]: MAXN
Serial Number: [XXX Show with: jetson_release -s XXX]
Hardware:
- P-Number: p3701-0000
- Module: NVIDIA Jetson AGX Orin
Platform: - Distribution: Ubuntu 20.04 focal
- Release: 5.10.104-tegra
jtop: - Version: 4.2.2
- Service: Active
Libraries: - CUDA: 11.4.239
- cuDNN: 8.4.1.50
- TensorRT: 5.0.2
- VPI: 2.1.6
- Vulkan: 1.3.203
- OpenCV: 4.5.4 - with CUDA: NO
and
SOC family:tegra234 Machine:Jetson AGX Orin
Online CPUs: 0-11
cpu0: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu1: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu10: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu11: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu2: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu3: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu4: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu5: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu6: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu7: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu8: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
cpu9: Online=1 Governor=schedutil MinFreq=2201600 MaxFreq=2201600 CurrentFreq=2201600 IdleStates: WFI=0 c7=0
GPU MinFreq=1300500000 MaxFreq=1300500000 CurrentFreq=1300500000
EMC MinFreq=204000000 MaxFreq=3199000000 CurrentFreq=3199000000 FreqOverride=1
DLA0_CORE MinFreq=0 MaxFreq=1600000000 CurrentFreq=1600000000
DLA0_FALCON MinFreq=0 MaxFreq=844800000 CurrentFreq=844800000
DLA1_CORE MinFreq=0 MaxFreq=1600000000 CurrentFreq=1600000000
DLA1_FALCON MinFreq=0 MaxFreq=844800000 CurrentFreq=844800000
PVA0_VPS0 MinFreq=0 MaxFreq=1152000000 CurrentFreq=1152000000
PVA0_AXI MinFreq=0 MaxFreq=832000000 CurrentFreq=832000000
FAN Dynamic Speed control=active hwmon1_pwm=50
NV Power Mode: MAXN