9. Performance Report
Performance statistics logging is turned on by setting a launch parameter, exportPerfStats
to 1.
9.1. C920 UCB Camera, 30 FPS
Source: live C920 USB camera, 1280x720 in MJPG mode, at 30 FPS. “gscam2” ROS node and a demo ROS node are running in the ROS 2 Docker container on the target SK board.
Demo |
FPS |
Total time (ms) |
Preproc time (ms) |
Inference time (ms) |
A53 Load (%) |
DDR Read BW (MB/s) |
DDR Write BW (MB/s) |
DDR Total BW (MB/s) |
C71_1 Load (%) |
MCU1_0 Load (%) |
MSC_0 (%) |
MSC_1 (%) |
VISS (%) |
NF (%) |
LDC (%) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ti_vision_cnn (semseg) |
23.88 |
41.8727 |
16.0046 |
34.1663 |
52.71 |
2618 |
2337 |
4955 |
73.11 |
0.95 |
8.75 |
0 |
0 |
0 |
6.35 |
ti_vision_cnn (objdet) |
26.73 |
37.4123 |
4.0000 |
18.1254 |
43.10 |
2354 |
726 |
3080 |
47.40 |
0.75 |
10.18 |
0 |
0 |
0 |
6.86 |
Note: “A53 Load (%)” are for dual A53 cores in a scale of 100%. For example, 100% A53 loading means that two A53 cores are fully loaded.