Last modified 2 years ago. Create a USB filter in your guest settings while the device is plugged in the host. Test and publish the speed of your USB flash drive. For more advanced trainees it can be a desktop reference, and a collection of the base knowledge needed to proceed with system and network administration. But even adding a global USB filter, it seems always not work. I have not tried other linux distros. Optical Wheel Mouse Bus Device

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Lexar 1G Flash Card. Optical Wheel Mouse Bus Device I originally created this Web site for flash drives, but because some people already submitted the speed test results of external USB disks, I added a group for them too.

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Which is why I’m posting on your old thread to see if you found a solution. Linux Power User Bundle.

There is also a summary pagewhich contains a summary of speed tests for USB drives that accumulated 5 speed tests or more. You’re right I forgot it! Maybe an admin can. If not, add yourself with the following and then reboot. Problems with openSUSE I wondered if it mucro because the ALCOR isn’t configed in the kernel modules, so tried looking and got this: Follow the steps below.


The filter should capture it and pass control to your guest. USB disconnect, device number 6 [ Perhaps it’s an actual issue with the card reader, not the OS, etc. I have a similar problemm with my internal multimedia card reader.

New USB device strings: Last edited by bamunds; at Be aware that all these tests are made by making a sequential read and write operations of a single file. The place to find device driver updates.

I have not re-submitted it yet. The same version as VirtualBox.

Find Micrp Posts by bamunds. USB disconnect, device number 4 Dec 28 Master Class 10 16gb. Some Remarks You can click the column headers of the speed tests table in order to sort by the desired field.

I’ll post my usual troubleshooting guide from the forums. View LQ Wiki Contributions. The filter works when the USB in inserted. USB Mass Storage device detected [ Error message appear when I click on Alcor Micro Corp. I can read gigabytes of data no problem and I can also write small files, create dirs and use fsck -r without a problem. Happy Easter, He is risen! Readeer – Hardware This forum is for Hardware issues.


Please visit this page to clear all LQ-related cookies. Before registering a bug I wanted to know if someone had seen this before. I have not tried other linux distros.