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Re: Supper slow USB disk

From Michael Stone <mstone@debian.org>
Newsgroups linux.debian.user
Subject Re: Supper slow USB disk
Date 2017-10-01 14:40 +0200
Message-ID <uvLHj-2as-3@gated-at.bofh.it> (permalink)
References <uvtAK-75a-21@gated-at.bofh.it> <uvun7-7CT-3@gated-at.bofh.it> <uvByh-3Q8-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Sun, Oct 01, 2017 at 05:11:12AM +0330, Mostafa Shahverdy wrote:
>    Can you quantify the performance
>
>Using my own system, it copies at most 200kps while using a live cd it copies
>up to 4Mps

measured how?

>[    1.516112] usb 3-3: new high-speed USB device number 2 using ehci-pci
>[    1.666461] usb 3-3: New USB device found, idVendor=058f, idProduct=6362
>[    1.666464] usb 3-3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
>[    1.666467] usb 3-3: Product: Mass Storage Device
>[    1.666469] usb 3-3: Manufacturer: Generic
>[    1.666471] usb 3-3: SerialNumber: 058F312D81B

So this is your card reader

>[    1.937460] usb 3-4: New USB device found, idVendor=8564, idProduct=1000
>[    1.937463] usb 3-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
>[    1.937465] usb 3-4: Product: Mass Storage Device
>[    1.937467] usb 3-4: Manufacturer: JetFlash
>[    1.937469] usb 3-4: SerialNumber: 357F6FFRKM51A594

This is the flash drive

>[   14.180104] usb 3-3: reset high-speed USB device number 2 using ehci-pci
>[   46.180106] usb 3-3: reset high-speed USB device number 2 using ehci-pci
>[   78.948116] usb 3-3: reset high-speed USB device number 2 using ehci-pci
>[  121.956112] usb 3-3: reset high-speed USB device number 2 using ehci-pci
>[  154.724113] usb 3-3: reset high-speed USB device number 2 using ehci-pci
>[  187.496100] usb 3-3: reset high-speed USB device number 2 using ehci-pci
>[  218.212114] usb 3-3: reset high-speed USB device number 2 using ehci-pci
>[  355.428111] usb 3-3: reset high-speed USB device number 2 using ehci-pci
>[  388.196116] usb 3-3: reset high-speed USB device number 2 using ehci-pci

And the card reader is resetting every 30 seconds. Can you either unplug 
the card reader or move the flash drive to the bus where the wireless 
adapter is located to see what effect that has?

Mike Stone

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Thread

Supper slow USB disk Mostafa Shahverdy <mostafa@mostafa.info> - 2017-09-30 19:20 +0200
  Re: Supper slow USB disk Michael Stone <mstone@debian.org> - 2017-09-30 20:10 +0200
    Re: Supper slow USB disk Michael Stone <mstone@debian.org> - 2017-10-01 14:40 +0200
      Re: Supper slow USB disk Mostafa Shahverdy <mostafa@mostafa.info> - 2017-10-01 17:00 +0200
        Re: Supper slow USB disk Mostafa Shahverdy <mostafa@mostafa.info> - 2017-10-01 17:00 +0200
          Re: Supper slow USB disk Mostafa Shahverdy <mostafa@mostafa.info> - 2017-10-01 17:20 +0200
            Re: Supper slow USB disk Joe <joe@jretrading.com> - 2017-10-01 18:50 +0200
              Re: Supper slow USB disk Mostafa Shahverdy <mostafa@mostafa.info> - 2017-10-02 04:50 +0200
          Re: Supper slow USB disk Joe <joe@jretrading.com> - 2017-10-01 17:20 +0200

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