Loading ...
Sorry, an error occurred while loading the content.

6355Re: [nslu2-general] Re: Troubleshooting USB enclosure speeds?

Expand Messages
  • John Klimek
    May 8, 2007
    • 0 Attachment
      Thanks for the reply...

      To be honest, I'm not sure what too familar with /proc/bus/usb/devices, but
      here is the entire listing from my NSLU2:

      (The *only* thing plugged into the NSLU2 is my Ultra ULT31310 USB enclosure,
      which is plugged into Port 2)

      # cat /proc/bus/usb/devices
      T: Bus=03 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2
      B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0
      D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
      P: Vendor=0000 ProdID=0000 Rev= 0.00
      S: Product=USB OHCI Root Hub
      S: SerialNumber=c3880000
      C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA
      I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
      E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=255ms
      T: Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 3
      B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0
      D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
      P: Vendor=0000 ProdID=0000 Rev= 0.00
      S: Product=USB OHCI Root Hub
      S: SerialNumber=c387a000
      C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA
      I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
      E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=255ms
      T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=480 MxCh= 5
      B: Alloc= 0/800 us ( 0%), #Int= 0, #Iso= 0
      D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=01 MxPS= 8 #Cfgs= 1
      P: Vendor=0000 ProdID=0000 Rev= 2.04
      S: Manufacturer=Linux 2.4.22-xfs ehci_hcd
      S: Product=NEC Corporation USB 2.0
      S: SerialNumber=00:01.2
      C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA
      I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
      E: Ad=81(I) Atr=03(Int.) MxPS= 2 Ivl=256ms
      T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 2 Spd=480 MxCh= 0
      D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
      P: Vendor=067b ProdID=3507 Rev= 0.01
      S: Manufacturer=Prolific Technology Inc.
      S: Product=ATAPI-6 Bridge Controller
      S: SerialNumber=BF5ECBA
      C:* #Ifs= 1 Cfg#= 1 Atr=c0 MxPwr=100mA
      I: If#= 0 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 Driver=usb-storage
      E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
      E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms





      On 5/8/07, Lars Jensen <larz.jensen@...> wrote:
      >
      > Hi John,
      >
      > It definitely looks from what you posted that your USB device is USB1.1(ie
      > Ver= 1.10), whereas in my case my device is actually detected as USB2.0,
      > but
      > still running at USB1.1 speeds.
      >
      > The /proc/bus/usb/devices file contains two entries, in addition to any
      > USB
      > devices plugged in. These represent the 'USB Bus'. You will actually see
      > two of these, one for High speed/2.0 and one for low speed 1.1. (From what
      > I understand, these are just 'logical' buses, they've got nothing to do
      > with
      > the physical ports on your nslu2).
      >
      > Is it possible you're looking at the wrong entry? Check out the
      > Vendor/Product lines to be sure...
      >
      > Cheers,
      > Larz
      >
      > On 5/8/07, John Klimek <jklimek@... <jklimek%40gmail.com>> wrote:
      > >
      > > Here is some more information about my USB enclosure...
      > >
      > > My USB enclosure is connected directly to my NSLU2 which is connected
      > > to my network (standard 100 Mbps LAN).
      > >
      > > The enclosure I have is the Ultra ULT31310 (see link below for more
      > > details).
      > >
      > > The product information page says it supports USB 2.0.
      > >
      > >
      > >
      > http://www.circuitcity.com/ccd/productDetail.do?oid=143287&WT.mc_n=26364&WT.mc_t=U&cm_ven=EMAIL&cm_cat=CIRCUITCITY.COM&cm_pla=EMA_SHIPPING_NOTIFICATION-
      > >
      > >S2%20-%20PRODUCT%20SPOT&cm_ite=12694%20PRODUCT%20PURCHASED&cm_keycode=26364
      > >
      > > On 5/7/07, jbgluttmer <b20709@... <b20709%40macnews.de><b20709%40macnews.de>> wrote:
      > > > Hello,
      > > >
      > > > on my slug it shows for the external drive like that:
      > > >
      > > > ---> snipp <---
      > > > T: Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 2 Spd=480 MxCh= 0
      > > > D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
      > > > P: Vendor=05e3 ProdID=0702 Rev= 0.02
      > > > S: Product=USB TO IDE
      > > > C:* #Ifs= 1 Cfg#= 1 Atr=c0 MxPwr= 96mA
      > > > I: If#= 0 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50
      > Driver=usb-storage
      > > > E: Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
      > > > E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=125us
      > > > ---< snapp >---
      > > >
      > > > As far as I know is your device a USB 1.1 hub.
      > > >
      > > > Is your slug connected via LAN or WLAN with your PC?
      > > >
      > > > Kind regards,
      > > >
      > > > /JoLu
      > > >
      > > >
      > > > --- In nslu2-general@yahoogroups.com <nslu2-general%40yahoogroups.com><nslu2-general%40yahoogroups.com>,
      > > "John Klimek" <jklimek@...> wrote:
      > > > >
      > > > > Interesting message!
      > > > >
      > > > > I'm having problems with my NSLU2 (or more precisely, my USB
      > > enclosure?) and
      > > > > maybe you have found my problem as well!
      > > > >
      > > > > Here are my T and D lines from /proc/bus/usb/devices:
      > > > > T: Bus=03 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2
      > > > > D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
      > > > >
      > > > > From what you're saying it looks like my USB enclosure is running at
      > > > > USB 1.2speed (?). Maybe that's why it is INCREDIBLY slow to use over
      > > > > the network?
      > > > > (via the NSLU2)
      > > > >
      > > > > Hopefully you can get this figured and hopefully the fix will help
      > me
      > > as
      > > > > well!
      > > > >
      > > > >
      > > > > [Non-text portions of this message have been removed]
      > > > >
      > > >
      > > >
      > > >
      > >
      > >
      >
      > [Non-text portions of this message have been removed]
      >
      >
      >


      [Non-text portions of this message have been removed]
    • Show all 10 messages in this topic