si, hotplug e' attivato...

ho riprovato....
primo file ok...
secondo file comincia a copiare e si interrompe ad un certo punto...


/var/log/messages mi dice, durante la copia:
-----------------

Mar 15 19:11:13 localhost kernel: FAT: Filesystem panic (dev sdb1)
Mar 15 19:11:13 localhost kernel: clusters badly computed (12956 != 12767)
Mar 15 19:11:13 localhost kernel: FAT: Filesystem panic (dev sdb1)


eccetera fino al punto di interruzione della copia dove compare


Mar 15 19:11:17 localhost kernel: FAT: Filesystem panic (dev sdb1)
Mar 15 19:11:17 localhost kernel: clusters badly computed (13274 != 13085)
Mar 15 19:11:17 localhost kernel: scsi19 (0:0): rejecting I/O to device being removed
Mar 15 19:11:17 localhost kernel: FAT: Filesystem panic (dev sdb1)
Mar 15 19:11:17 localhost kernel: clusters badly computed (13275 != 13086)

eccetera e poi

Mar 15 19:11:19 localhost kernel: scsi19 (0:0): rejecting I/O to dead device
Mar 15 19:11:19 localhost kernel: FAT: bread(block 27630) in fat_access failed
Mar 15 19:11:19 localhost kernel: usb 4-4: new high speed USB device using address 24
Mar 15 19:11:19 localhost kernel: scsi20 : SCSI emulation for USB Mass Storage devices
Mar 15 19:11:19 localhost kernel: Vendor: Maxtor Model: OneTouch Rev: 0201
Mar 15 19:11:19 localhost kernel: Type: Direct-Access ANSI SCSI revision: 02
Mar 15 19:11:19 localhost kernel: SCSI device sda: 490232832 512-byte hdwr sectors (250999 MB)
Mar 15 19:11:19 localhost kernel: sda: assuming drive cache: write through
Mar 15 19:11:19 localhost kernel: /dev/scsi/host20/bus0/target0/lun0: p1
Mar 15 19:11:19 localhost kernel: Attached scsi disk sda at scsi20, channel 0, id 0, lun 0
Mar 15 19:11:19 localhost kernel: Attached scsi generic sg0 at scsi20, channel 0, id 0, lun 0, type 0
Mar 15 19:11:19 localhost kernel: scsi19 (0:0): rejecting I/O to dead device
Mar 15 19:11:19 localhost kernel: FAT: unable to read inode block for updating (i_pos 1915838)



/var/log/syslog mi dice, durante la copia:
-----------------

Mar 15 19:11:13 localhost kernel: FAT: Filesystem panic (dev sdb1)
Mar 15 19:11:13 localhost kernel: clusters badly computed (12956 != 12767)
Mar 15 19:11:13 localhost kernel: FAT: Filesystem panic (dev sdb1)
Mar 15 19:11:13 localhost kernel: clusters badly computed (12957 != 12768)
Mar 15 19:11:13 localhost kernel: FAT: Filesystem panic (dev sdb1)

eccetera fino all'interruzione e poi:

Mar 15 19:11:17 localhost kernel: usb 4-4: USB disconnect, address 23
Mar 15 19:11:17 localhost kernel: ehci_hcd 0000:00:1d.7: qh df063380 (#0) state 4(has tds)
Mar 15 19:11:17 localhost kernel: SCSI error : <19 0 0 0> return code = 0x70000
Mar 15 19:11:17 localhost kernel: end_request: I/O error, dev sdb, sector 226208433
Mar 15 19:11:17 localhost kernel: SCSI error : <19 0 0 0> return code = 0x70000
Mar 15 19:11:17 localhost kernel: end_request: I/O error, dev sdb, sector 226208434

eccetera e poi

Mar 15 19:11:18 localhost kernel: FAT: Filesystem panic (dev sdb1)
Mar 15 19:11:18 localhost kernel: clusters badly computed (13292 != 13103)
Mar 15 19:11:18 localhost kernel: scsi19 (0:0): rejecting I/O to device being removed
Mar 15 19:11:18 localhost kernel: FAT: Filesystem panic (dev sdb1)
Mar 15 19:11:18 localhost kernel: clusters badly computed (13293 != 13104)
Mar 15 19:11:18 localhost kernel: scsi19 (0:0): rejecting I/O to device being removed

eccetera



riuscite a darmi una mano ?

una nota che puo' essere utile...
ho appena recuperato un altro hd esterno stesso modello che uso in ufficio e che non mi ha mai dato problemi
e la situazione e' la stessa..