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Questions tagged [usb]

Universal Serial Bus, an industry standard for serial communication.

The Universal Serial Bus is an industry standard for serial communication, defining:

  • connectors
  • protocols
  • cables

Originally developed to have a standard for connecting devices to computers.

More info on usb.org and wikipedia.

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How can I create a self extracting / self burning bootable USB image?

I need to put a bootable image of a usb stick on a website so that our users can download it and burn it to USB themselves. They aren't especially technical, so I don't want them to have to download any other software (e.g. Rufus / MagicISO etc). My…
Ben
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Manage USB hard disk on Ubuntu

I have some USB drives attached to my Ubuntu machine, I was looking for some commands to: Power-Off a drive after umounting it. Power-On and Re-Mount. Does it make sense to power-off and on a USB hard disk on a daily basis (Power-On, Mount,…
Osama ALASSIRY
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Pass an USB hub from a KVM host to a guest with libvirt

I have the following USB devices on a Linux server: # lsusb -t /: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/2p, 480M |__ Port 1: Dev 2, If 0, Class=hub, Driver=hub/6p, 480M |__ Port 2: Dev 3, If 0, Class=HID, Driver=usbfs,…
stenio
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OpenWRT USB attached disk spin-down

I use a couple of ASUS WL-500GP running OpenWrt Kamikaze 8.09.1 (2.4 kernel) as small office gateways and firewall. Now I would like to attach USB disks to cache local backup-data during office-hours and send it over the net during night. The…
rkthkr
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100% CPU use when new usb device plugged in - services.exe / windows server 2003

On my server I am trying to install a new usb drive but all that happens is the system starts using huge amounts of processor cycles with services.exe. On closer inspection with process explorer there is a thread with umpnpmgr.dll using most of the…
Will3265
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Kickstart based installation of RHEL 6.4 from USB

I want to setup some brand new servers with RHEL 6.4. Servers do not have DVD, so, I have to use USB for the installation. I already have a custom ISO with a kickstart file that I use on servers with DVD flawlessly. I used iso2usb to move the ISO το…
Peter
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Does any USB controller card exist that fully offloads I/O from the host CPU?

In the hard drive controller card market - the higher-end (LSI, 3Ware) cards have their own on-board CPU and RAM, and take care of interacting with the hard drive, only notifying the system's CPU after the data has been transferred completely. Is…
Jon Bailey
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Proliant ML370 G5 and "dongle" removal

Recently I've bought a Proliant ML370 G5 in tower case. After I got it the seller asked me to remove the "dongle" from it and return it back to him. The problem is I can't locate the "dongle" thing in or on the said server. I even opened the case…
Martin
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Does this device exist - an external drive enclosure that takes multiple 3.5" drives?

We've all seen the external drive cases that take a 3.5" drive and present it as a USB, eSATA or firewire device. I'm looking for the same sort of thing, but I want the case to take multiple drives (and preferably more than two). I don't want any…
mlambie
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Is it possible to make a USB port provide access to a file system?

This is a weird one. Allow me to clarify, I have a Debian Linux file server - and I need to access some files from it. Usually, I would just use a network for this (wifi, ethernet, etc) but unfortunately the client computer can only access files…
Nick Bolton
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Use WMI to detect a USB drive was connected, regardless of whether it was mounted?

I am writing a script that uses MS KB 823732 to temporarily prevent users from plugging in new USB storage devices. This works fine, and the HKLM\...\Services\UsbStor registry key successfully blocks newly-connected devices from being accessed. Is…
Seth Petry-Johnson
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Redirecting USB device to a virtual machine with virt-manager does not work

I have a Fedora workstation running an Ubuntu 16.04 virtual machine (KVM hypervisor). I'd like to redirect a USB device to the VM, but when selecting "Virtual Machine | Redirect USB device" from virt-manager, I get the following…
Romain Deterre
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USB for keeping data safe

I'm used to consider that USB transfers are safe for data, that is USB does not add level of unreliability to data storage. However, I read that USB is not always a good choice for data transfer concerning its reliability. For instance, It seems…
abitbol
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Is it possible to check drives SMART attributes from a USB/eSATA enclosure?

I use USB external drives on a daily basis and I would like to be able to check on their integrity. I recently happened to discover I was unable to read SMART attributes from them. I wonder if there were external enclosures allowing the OS the check…
Paradox
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Which USB controller is device plugged into on ESXi host

I need to pass through a USB controller (not just the USB device) to a guest on an ESXi 6.7 host. Is there a way (without trial and error) to determine which controller a device is plugged into? So if I wanted to pass through the controller which…
TSG
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