Hi SteveNV and SivaRamaKrishna,
No, I’m not using USB hub. I’ve check the speed, it shows:
nvidia@nvidia:~$ dd if=/dev/zero of=~/testfile.txt bs=512k count=1024
1024+0 records in
1024+0 records out
536870912 bytes (537 MB, 512 MiB) copied, 4.50841 s, 119 MB/s
The json config file is shown as:
{
"_comments": [
"To record raw camera use output-format=raw.",
"To record raw and h264 use output-format=raw+h264.",
"To record h264 only use output-format=h264.",
"To record lraw only use output-format=lraw.",
"To record lraw and h264 use output-format=lraw+h264.",
"To record camera asynchronously, add async-record=1 to ",
"the params of the camera sensor.",
"To record 2 consecutive frames and skip 6 consecutive frames in the ",
"camera use frame-record-count=2 and frame-skip-count=6.",
"The write-file-pattern for each only refers to the filenames ",
"and not the extensions. Those are inferred automatically.",
"The separate-thread for each refers to the fact of whether",
"threads are shared or a new one is created for capturing data.",
"If separate-thread=false, it will capture on the same thread as",
"other sensor types that have set separate-thread=false.",
"If separate-thread=true, a new thread will spawn just for that",
"sensor type.",
"To set the log-level choose from [verbose, debug, warn, error]"
],
"version": "0.8",
"gpu-device": 0,
"path": ".",
"log-level": "verbose",
"file-buffer-size": 2097152,
"camera": {
"separate-thread": true,
"record-thread-priority": 0,
"write-file-pattern": "video_*",
"sensors": [
{
"protocol": "camera.gmsl",
"params": "camera-type=ar0231-rccb,csi-port=ab,camera-count=1,output-format=raw,async-record=1,fifo-size=3",
"channel-names": [
"first"
]
}
]
},
"can" : {
"separate-thread": true,
"write-file-pattern": "can_*",
"sensors" : [
{
"protocol": "can.socket",
"params": "",
"channel-name": "0"
}
]
},
"gps" : {
"separate-thread": false,
"write-file-pattern": "gps_*",
"lock-override": false,
"sensors" : [
{
"protocol": "gps.uart",
"params": "device=/dev/ttyACM0,baud=115200",
"channel-name": "0"
}
]
},
"imu" : {
"separate-thread": false,
"write-file-pattern": "imu_*",
"sensors" : [
{
"protocol": "imu.xsens",
"params": "device=0,frequency=100",
"channel-name": "0"
}
]
},
"lidar" : {
"separate-thread": false,
"write-file-pattern": "lidar_*",
"sensors" : [
{
"protocol": "lidar.socket",
"params": "device=VELO_VLP16,ip=192.168.1.201,port=2368,scan-frequency=10",
"channel-name": "1"
}
]
},
"radar" : {
"write-file-pattern": "radar_*",
"sensors" : [
{
"protocol": "radar.virtual",
"params": "file=./radar_sample.bin",
"channel-name": "0"
}
]
}
}
Thanks!