[Linux-Biella] povero HD!

[vallini.daniele a bilug.it]

E' un USB 3.5" alimentato, all'avvio leggo su /var/log/messages:

Oct 17 09:53:42 due kernel: [52824.032371] usb 1-2.1: new high-speed USB device number 7 using xhci_hcd
Oct 17 09:53:42 due kernel: [52824.142566] usb 1-2.1: New USB device found, idVendor=18a5, idProduct=0216
Oct 17 09:53:42 due kernel: [52824.142577] usb 1-2.1: New USB device strings: Mfr=2, Product=3, SerialNumber=1
Oct 17 09:53:42 due kernel: [52824.142583] usb 1-2.1: Product: Desktop USB Drive
Oct 17 09:53:42 due kernel: [52824.142588] usb 1-2.1: Manufacturer: Verbatim
Oct 17 09:53:42 due kernel: [52824.142594] usb 1-2.1: SerialNumber: 16050013ba54
Oct 17 09:53:42 due kernel: [52824.146089] usb-storage 1-2.1:1.0: USB Mass Storage device detected
Oct 17 09:53:42 due kernel: [52824.146491] scsi5 : usb-storage 1-2.1:1.0
Oct 17 09:53:42 due mtp-probe: checking bus 1, device 7: "/sys/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.1"
Oct 17 09:53:42 due mtp-probe: bus: 1, device: 7 was not an MTP device
Oct 17 09:53:43 due kernel: [52825.150066] scsi 5:0:0:0: Direct-Access     WDC WD64 00AAVS-00G9B1         PQ: 0 ANSI: 2
Oct 17 09:53:43 due kernel: [52825.150940] sd 5:0:0:0: Attached scsi generic sg2 type 0
Oct 17 09:53:43 due kernel: [52825.151890] sd 5:0:0:0: [sdc] 1250263728 512-byte logical blocks: (640 GB/596 GiB)
Oct 17 09:53:43 due kernel: [52825.153840] sd 5:0:0:0: [sdc] Write Protect is off
Oct 17 09:53:49 due kernel: [52831.001264]  sdc: sdc1
Oct 17 09:53:49 due kernel: [52831.007177] sd 5:0:0:0: [sdc] Attached SCSI disk
Oct 17 09:53:52 due kernel: [52834.062741] sd 5:0:0:0: [sdc] Unhandled sense code
Oct 17 09:53:52 due kernel: [52834.062752] sd 5:0:0:0: [sdc]  
Oct 17 09:53:52 due kernel: [52834.062756] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
Oct 17 09:53:52 due kernel: [52834.062761] sd 5:0:0:0: [sdc]  
Oct 17 09:53:52 due kernel: [52834.062765] Sense Key : Medium Error [current] 
Oct 17 09:53:52 due kernel: [52834.062773] sd 5:0:0:0: [sdc]  
Oct 17 09:53:52 due kernel: [52834.062778] Add. Sense: Unrecovered read error
Oct 17 09:53:52 due kernel: [52834.062784] sd 5:0:0:0: [sdc] CDB: 
Oct 17 09:53:52 due kernel: [52834.062787] Read(10): 28 00 00 00 00 80 00 00 f0 00
Oct 17 09:53:55 due kernel: [52837.345784] sd 5:0:0:0: [sdc] Unhandled sense code
Oct 17 09:53:55 due kernel: [52837.345794] sd 5:0:0:0: [sdc]  

e va avanti cosi' per un po leggendo altri indirizzamenti.

Al mount:

root a due:/home/dan# mount /dev/sdc1 /sdc1
mount: wrong fs type, bad option, bad superblock on /dev/sdc1,
       missing codepage or helper program, or other error

da smartctl:

SMART Error Log Version: 1
No Errors Logged

Mi sa che l'HD se non e' morto poco ci manca.

In rete trovo di tutto ma non una chiara procedura per salvare i dati se
e' possibile.

Avere qualche consiglio?

Il dd del device puo' salvare qualcosa anche in questa situazione?