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Thanks for your reply @dljubic : I am using realsense-2.1.0 and an usb 3.0 hub :

lsusb:

Bus 002 Device 039: ID 8086:0b07 Intel Corp. Bus 002 Device 038: ID 8086:0b07 Intel Corp. Bus 002 Device 037: ID 0bda:0411 Realtek Semiconductor Corp. Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.

lsusb -t:

/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 5000M |__ Port 1: Dev 37, If 0, Class=Hub, Driver=hub/4p, 5000M |__ Port 1: Dev 38, If 2, Class=Video, Driver=uvcvideo, 5000M |__ Port 1: Dev 38, If 0, Class=Video, Driver=uvcvideo, 5000M |__ Port 1: Dev 38, If 3, Class=Video, Driver=uvcvideo, 5000M |__ Port 1: Dev 38, If 1, Class=Video, Driver=uvcvideo, 5000M |__ Port 1: Dev 38, If 4, Class=Video, Driver=uvcvideo, 5000M |__ Port 2: Dev 39, If 0, Class=Video, Driver=uvcvideo, 5000M |__ Port 2: Dev 39, If 1, Class=Video, Driver=uvcvideo, 5000M |__ Port 2: Dev 39, If 2, Class=Video, Driver=uvcvideo, 5000M |__ Port 2: Dev 39, If 3, Class=Video, Driver=uvcvideo, 5000M |__ Port 2: Dev 39, If 4, Class=Video, Driver=uvcvideo, 5000M /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/16p, 480M |__ Port 1: Dev 54, If 0, Class=Hub, Driver=hub/4p, 480M |__ Port 4: Dev 45, If 1, Class=Human Interface Device, Driver=usbhid, 12M |__ Port 4: Dev 45, If 0, Class=Human Interface Device, Driver=usbhid, 12M |__ Port 5: Dev 53, If 0, Class=Imaging, Driver=usbfs, 480M |__ Port 7: Dev 3, If 0, Class=Video, Driver=, 480M |__ Port 7: Dev 3, If 1, Class=Video, Driver=uvcvideo, 480M |__ Port 12: Dev 4, If 0, Class=Wireless, Driver=btusb, 12M |__ Port 12: Dev 4, If 1, Class=Wireless, Driver=btusb, 12M

Thanks for your reply @dljubic : I am using realsense-2.1.0 and an usb 3.0 hub :

    lsusb:

Bus 002 Device 039: ID 8086:0b07 Intel Corp. 
Bus 002 Device 038: ID 8086:0b07 Intel Corp. 
Corp.

Thanks for your reply @dljubic : I am using realsense-2.1.0 and an usb 3.0 hub :

    lsusb:

Bus 002 Device 039: ID 8086:0b07 Intel Corp. 
Bus 002 Device 038: ID 8086:0b07 Intel Corp.

Corp. Bus 002 Device 037: ID 0bda:0411 Realtek Semiconductor Corp. Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.

lsusb -t:

/:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 5000M
    |__ Port 1: Dev 37, If 0, Class=Hub, Driver=hub/4p, 5000M
        |__ Port 1: Dev 38, If 2, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 1: Dev 38, If 0, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 1: Dev 38, If 3, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 1: Dev 38, If 1, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 1: Dev 38, If 4, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 0, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 1, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 2, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 3, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 4, Class=Video, Driver=uvcvideo, 5000M
/:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/16p, 480M
    |__ Port 1: Dev 54, If 0, Class=Hub, Driver=hub/4p, 480M
    |__ Port 4: Dev 45, If 1, Class=Human Interface Device, Driver=usbhid, 12M
    |__ Port 4: Dev 45, If 0, Class=Human Interface Device, Driver=usbhid, 12M
    |__ Port 5: Dev 53, If 0, Class=Imaging, Driver=usbfs, 480M
    |__ Port 7: Dev 3, If 0, Class=Video, Driver=, 480M
    |__ Port 7: Dev 3, If 1, Class=Video, Driver=uvcvideo, 480M
    |__ Port 12: Dev 4, If 0, Class=Wireless, Driver=btusb, 12M
    |__ Port 12: Dev 4, If 1, Class=Wireless, Driver=btusb, 12M
 12M

Thanks for your reply @dljubic : I am using realsense-2.1.0 and an usb 3.0 hub :

    lsusb:

Bus 002 Device 039: ID 8086:0b07 Intel Corp. 
Bus 002 Device 038: ID 8086:0b07 Intel Corp.   
Bus 002 Device 037: ID 0bda:0411 Realtek Semiconductor Corp.   
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.

lsusb -t:

/:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 5000M
    |__ Port 1: Dev 37, If 0, Class=Hub, Driver=hub/4p, 5000M
        |__ Port 1: Dev 38, If 2, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 1: Dev 38, If 0, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 1: Dev 38, If 3, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 1: Dev 38, If 1, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 1: Dev 38, If 4, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 0, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 1, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 2, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 3, Class=Video, Driver=uvcvideo, 5000M
        |__ Port 2: Dev 39, If 4, Class=Video, Driver=uvcvideo, 5000M
/:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/16p, 480M
    |__ Port 1: Dev 54, If 0, Class=Hub, Driver=hub/4p, 480M
    |__ Port 4: Dev 45, If 1, Class=Human Interface Device, Driver=usbhid, 12M
    |__ Port 4: Dev 45, If 0, Class=Human Interface Device, Driver=usbhid, 12M
    |__ Port 5: Dev 53, If 0, Class=Imaging, Driver=usbfs, 480M
    |__ Port 7: Dev 3, If 0, Class=Video, Driver=, 480M
    |__ Port 7: Dev 3, If 1, Class=Video, Driver=uvcvideo, 480M
    |__ Port 12: Dev 4, If 0, Class=Wireless, Driver=btusb, 12M
    |__ Port 12: Dev 4, If 1, Class=Wireless, Driver=btusb, 12M