Linux – Hardware This forum is for Hardware issues. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. If not, add yourself with the following and then reboot. I have not tried other linux distros. Anyway, here it goes. Also, all my cards work without problems with my external USB card reader using the USB ports supported by the same internal card reader device.

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It is intermittent service reading an SD card, but always causes dmesg to report: I can’t delete your screenshots.

There is also a summary pagewhich contains a summary of speed tests for USB drives that accumulated 5 speed tests or more. Find More Posts by bamunds. If on a Linux host, are you a reaedr of the ‘vboxusers’ group? The place to find device driver updates.

Make sure that the Extension Pack is installed on the host. Note that SDSC cards give no errors.


To more easily compare the speed of USB flash drives, you can filter the list according to drive size group: The filter should capture it and pass control to your guest. Envy 14 Manual SD Card.

Has anybody registered a big that I have not found? New USB device strings: I have not tried other linux distros.

[Solved] USB Hub / Multi Flash reader issue

Find More Posts by AllanSmith. USB disconnect, device number 4 Dec 28 Sandisk Mobile Ultra HC 4gb. I have not re-submitted it yet.

SD card class10 Transcend. If there is a failure, please state which step failed: Has anybody seen this before?

You are currently viewing LQ as a guest. Perhaps it’s an actual issue with the card reader, not the OS, etc. Because the database is already quite large, the main page only lists the USB speed tests submitted in the last 60 days.

I have a similar problemm with my internal multimedia card reader. 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.

Test and publish the speed of your USB flash drive. Create a USB filter in your guest settings while the device is plugged in the host.


All times are GMT Be aware that for most vendors, the actual size of files that you can store inside the drive is less than the offical drive size. As nobody seems to have seen it before it must be a new alcot. Visit the following links: In order to keed this speed tests table reliable, I reserve the right to remove speed test entries that looks extremely unreliable.

Try to unplug and re-plug the device. Please see other screenshot files.

Alcor Micro Corp All Drivers | DriverZone

Hi AllanSmith, did you ever get an answer to your question? View LQ Wiki Contributions.

If you did what was the solution?