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On Mon, Mar 5, 2018 at 9:41 PM, <thelma@×××××××××××.com> wrote: |
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> On 03/05/2018 07:33 PM, R0b0t1 wrote: |
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>> On Mon, Mar 5, 2018 at 7:40 PM, <thelma@×××××××××××.com> wrote: |
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>>> Is there a way to reinitialize USB ports without restarting the computer? |
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>>> |
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>>> Two of my USB 3 ports stop working. |
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>>> |
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>>> lsusb -t |
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>>> /: Bus 11.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 5000M |
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>>> /: Bus 10.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 480M |
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>>> /: Bus 09.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 5000M |
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>>> /: Bus 08.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 480M |
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>>> /: Bus 07.Port 1: Dev 1, Class=root_hub, Driver=ohci-pci/4p, 12M |
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>>> /: Bus 06.Port 1: Dev 1, Class=root_hub, Driver=ohci-pci/2p, 12M |
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>>> /: Bus 05.Port 1: Dev 1, Class=root_hub, Driver=ohci-pci/5p, 12M |
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>>> |__ Port 3: Dev 13, If 0, Class=Human Interface Device, |
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>>> Driver=usbhid, 12M |
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>>> /: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=ohci-pci/5p, 12M |
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>>> |__ Port 4: Dev 2, If 0, Class=Human Interface Device, |
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>>> Driver=usbhid, 12M |
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>>> |__ Port 4: Dev 2, If 1, Class=Human Interface Device, |
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>>> Driver=usbhid, 12M |
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>>> |__ Port 4: Dev 2, If 2, Class=Human Interface Device, |
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>>> Driver=usbhid, 12M |
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>>> /: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/4p, 480M |
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>>> /: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/5p, 480M |
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>>> /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/5p, 480M |
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>>> |
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>> |
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>> How do you know they've stopped working? Are there notices in dmesg? |
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>> Some devices do not work well on USB3 ports. |
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>> |
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>> Cheers, |
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>> R0b0t1 |
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> |
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> dmesg is not showing anything. |
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> I have an usb extension cord pluged-in to the back of the computer "blue |
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> usb port" (I think the color blue designates USB-3), there are two of |
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> them. |
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> My usb stick was working OK on one, but it stopped. I pluged the USB |
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> extension cord to the other port; so it was working for a while. Now |
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> the second one stop working as well. |
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> |
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> When I connect my USB stick to the extension cable the "dmesg" is not |
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> showing any output. |
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> |
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|
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I've had this happen, but it wasn't reproducible. Is the drive |
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(sd[a-z]) still left on your filesystem? |
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