Hello John, On Wed, 7 Mar 2012 06:39:50 -0800 (PST) John Doe <jdmls@xxxxxxxxx> wrote: > From: wwp <subscript@xxxxxxx> > > > No, the device is not even accessible using /dev/sdXX. Gparted and > > other tools don't even see it. But my laptop's internal disk and other > > externals USB (SATA or IDE) disks are accessible. > > The issue is not present with kernel 2.6.32-131.21.1.el6, > > it's present with updates 2.6.32-220.4.1.el6 and 2.6.32-220.4.2.el6. > > FYI it's a CentOS6 64bit installed on a DELL Latitude E6500. > > I tried with another laptop (DELL D810) with an up-to-date CentOS6 > > (32bit) installed on it: same behaviour, the disk is not accessible w/ > > latest kernel but is accessible w/ 2.6.32-131. > > I was on a CentOS 5... > I tried on a 2.6.32-220.4.1.el6.x86_64 and it still works fine with my USB key... > usb 1-4: new high speed USB device using ehci_hcd and address 2 > usb 1-4: New USB device found, idVendor=1b1c, idProduct=0b29 > usb 1-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3 > usb 1-4: Product: Voyager Mini > usb 1-4: Manufacturer: Corsair > usb 1-4: SerialNumber: 37b47c25e57156 > usb 1-4: configuration #1 chosen from 1 choice > Initializing USB Mass Storage driver... > scsi4 : SCSI emulation for USB Mass Storage devices > usbcore: registered new interface driver usb-storage > USB Mass Storage support registered. > usb-storage: device found at 2 > usb-storage: waiting for device to settle before scanning > usb-storage: device scan complete > scsi 4:0:0:0: Direct-Access Corsair Voyager Mini 0.00 PQ: 0 ANSI: 2 > sd 4:0:0:0: Attached scsi generic sg3 type 0 > sd 4:0:0:0: [sdc] 15771759 512-byte logical blocks: (8.07 GB/7.52 GiB) > sd 4:0:0:0: [sdc] Write Protect is off > sd 4:0:0:0: [sdc] Mode Sense: 00 00 00 00 > sd 4:0:0:0: [sdc] Assuming drive cache: write through > sd 4:0:0:0: [sdc] Assuming drive cache: write through > sdc: sdc1 > sd 4:0:0:0: [sdc] Assuming drive cache: write through > sd 4:0:0:0: [sdc] Attached SCSI removable disk > > So, apparently for you it stops just before the usbcore... > Wild guess... USB3 drive? No, USB2 drive with SATA disk inside. All other USB storage disks (keys, IDE or SATA disks) do work as expected) *but* this one. Regards, -- wwp
Attachment:
signature.asc
Description: PGP signature
_______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos
