0
votes
0answers
14 views

Cannot access USB properly after using it as a boot medium

I wanted to install Lubuntu on an old PC using my 32GB USB-Drive. I made it bootable using Unetbootin: It ran fine on my Computer but failed to boot on the Target-PC. So I went to check the Drive on ...
1
vote
0answers
20 views

Know all the using USB bus number

I have connected seven different devices to my system. Now I want to know all the bus used by that devices with bus number's and device name. So how can I do this? I have used the *lsusb* command. ...
1
vote
1answer
37 views

Kernel module getting loaded automatically

When i do rmmod usb_storage and then dmesg i can see the output saying usb_storage deregistered. But when i attach a flash drive and then dmesg , it says Initializing USB Mass Storage driver... ...
1
vote
1answer
32 views

Identify udev subsystems and devtypes

I have to write a python script to monitor for usb mass storage devices. To successfully filter the required media it must be identified by its subsystem and DEVTYPE. Does anyone know the required ...
2
votes
0answers
53 views

External HDDs don't appear until unplugged and plugged back in

I'm trying to use my Ubuntu computer as a file/media server, and I have four removable HDDs plugged in. After a fresh boot, two of them mount, or appear in fdisk or /dev/sd*, but they do appear in ...
1
vote
0answers
16 views

Transcent StoreJet auto backup

Is it possible to make Auto-backup button on my Transcend StoreJet 35T3 work? I need this option badly. As an external hard drive it works perfectly, but I cannot find any software to make the button ...
0
votes
1answer
177 views

USB Drive not Auto Mounting After Ejecting

Yesterday I plugged my USB drive into my ubuntu 13.10 laptop, it auto mounted and I clicked into a few directories and opened a couple of files, everything looked good. Then I ejected it. Today I ...
0
votes
1answer
18 views

Ubuntu USB Failed Install

I tried to install Ubuntu on USB but it failed. Now my USB has 0 free and its not even booting. How can I restore the USB to reinstall the Ubuntu
1
vote
1answer
332 views

My Flash Dirve is write protected

My Flash Drive is write protected. How can I remove the write protected? My Flash Drive brand is SanDisk.
0
votes
0answers
132 views

USB3 ports does not work on Ubuntu 12.04?

On my desktop computer 4 of the usb3 ports are not working. If I plug any device in, it gets electricity but system does not mount the memory. I run usb-devices and saw that the devices are shown by ...
0
votes
0answers
173 views

Usb 3.0 speed transfer is suddenly slow

I'm using Transcend Storejet M3 500 GB external hard drive. The drive has usb 3.0. My laptop has only usb 2.0 ports. The speed is about 30 MB/s (write or read). To me it is fast enough. But since ...
2
votes
1answer
329 views

Phone usb driver?

LG has no support for a linux driver at this time for my phone. Nor will they because its an older phone. Ubuntu doesn't recognize my phone it just charges it. I tried using bitpim to access my ...
2
votes
1answer
329 views

GET flash memory type: SLC or MLC

Just for my knowledge, I would like to know whether the type of flash memory used in my pendrive is SLC or MLC. Is there a way to find it out? I googled but found nothing.
0
votes
1answer
1k views

USB external drive is not recognized by any OS, how to troubleshoot in Ubuntu?

First of all I would like to inform you that I saw a question similar to mine but the error was different, so here's my problem... I have an external HD samsung s2 model of 500GB and a day to day ...
0
votes
1answer
4k views

Cannot mount USB memory in Ubuntu 12.04

Over the night I downloaded and installed Ubuntu 12.04 Desktop. Since I am yet unable to access my actual installation I boot the Live CD from which I installed (takes ages in a fast system). I ...
2
votes
1answer
5k views

Ubuntu 12.04 stopped suddenly to recognize all usb storage.

Storage gets listed in lsub but is not mounted by nautilus. I tried 2 different devices: a usb stick and an external HDD. usb mouse on same port works fine. is there anyway to force mount it? my ...
1
vote
1answer
654 views

Making nautilus/cp/scp/rsync “progress” cache-aware

When transferring moderately large files (~500-800 MB) to/from a USB disk in nautilus, or using (s)cp (with progress bar from ...
3
votes
1answer
3k views

How to troubleshoot slow USB2.0

I'm running Ubuntu 11.10 64-bit and writing to a USB 2.0 device is very slow. I have two USB hard drives and two USB keys that I've tried. I've tried using nautilus drag and drop, cp, and rsync ...
0
votes
3answers
1k views

Can I install Ubuntu from a external hard drive?

I have a very simple question... Is it possible to install Ubuntu from a external harddrive? If it is where can I get information on to do it? Thanks in advance for any help.
1
vote
2answers
122 views

How do I make usb sticks not ever use any write cache?

That is, I want to be able to pluck them out anytime without worrying if data will be lost. I want every write to actually be written immediately.
8
votes
2answers
735 views

Does Ubuntu support USB 1.0?

I have a 16 GB 1.0 USB Stick in titanium with leather bound, which i happen to love. I know it works in Vista (of all things) but in Ubuntu 11.04 (i also have gnome 3, if that may affect, but am ...
2
votes
0answers
538 views

usb3 device only detected as usb2 device [closed]

I've got a bug filed as my USB3 thumb drive in Maverick and Natty only gets detected as a USB2 device (please find some details below). Launchpad bug record Has anyone an idea how to troubleshoot ...
1
vote
2answers
3k views

How can I hard reset a USB device? [closed]

I have a USB device (a modem) that is really finicky. Sometimes it works fine, but other times it refuses to connect. The only solution I have found to fix it once it gets into a bad state is to ...