Re: external usb hard drve not detected by centos 5

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Vreme: 12/04/2011 07:09 PM, Michel Donais piše:
> Centos 5.6
> I have a 80 gig SATA usb drive connected in hub no-1
> and a USB key in hub no-2
>
> If I perform the following commands I get some results but there is no sdbXX
> appearance
>
> [root@localhost home]# lsusb
> Bus 001 Device 001: ID 0000:0000
>
> T:  Bus=01 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=64 #Cfgs=  1
> P:  Vendor=0000 ProdID=0000 Rev= 2.06
> S:  Manufacturer=Linux 2.6.18-238.el5 uhci_hcd
> S:  Product=UHCI Host Controller
> S:  SerialNumber=0000:00:07.2
> C:* #Ifs= 1 Cfg#= 1 Atr=e0 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
> /proc/bus/usb/devices (END)
>
> [root@localhost home]# sfdisk /dev/sdb
> /dev/sdb: No such file or directory
> sfdisk: Fatal error: cannot find /dev/sdb
>
> [root@localhost home]# sg_map
> /dev/sg0  /dev/sda
>
> [root@localhost home]# fdisk -l
> Disk /dev/sda: 9132 MB, 9132374016 bytes
> 255 heads, 63 sectors/track, 1110 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
>
>     Device Boot      Start         End      Blocks   Id  System
> /dev/sda1   *           1          13      104391   83  Linux
> /dev/sda2              14        1110     8811652+  8e  Linux LVM
>
> [root@localhost home]# ls /dev/|grep hd
> cdrom-hda
> cdrw-hda
> cdwriter-hda
> dvd-hda
> dvdrw-hda
> dvdwriter-hda
> hda
>
> I googled a lot and found nothing that can point me directly to a solution.
>
> Can somebody point me a solution

What does dmesg says when you plug it in?

-- 

Ljubomir Ljubojevic
(Love is in the Air)
PL Computers
Serbia, Europe

Google is the Mother, Google is the Father, and traceroute is your
trusty Spiderman...
StarOS, Mikrotik and CentOS/RHEL/Linux consultant
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