Re: Read errors on Flash Drive Transcend TS1GJF2A

[RTE <raszilki@xxxxxxxxx>]

On Fri, 12 Oct 2007 00:18:11 +0400, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote:
> I'd like you to try some more experiments

sorry for the long period of silence - not enough free time :(

2.6.17-git21 whith patch
after copying 700 MB file from flash to HDD
errors in the copied file are not present

/var/log/kernel/info:

20:02:01 localhost kernel: usb 5-8: new high speed USB device using ehci_hcd and address 4
20:02:01 localhost kernel: usb 5-8: configuration #1 chosen from 1 choice
20:02:01 localhost kernel: scsi4 : SCSI emulation for USB Mass Storage devices
20:02:01 localhost kernel: usb-storage: device found at 4
20:02:01 localhost kernel: usb-storage: waiting for device to settle before scanning
20:02:06 localhost kernel:   Vendor: JetFlash  Model: TS1GJF2A/120      Rev: 8.07
20:02:06 localhost kernel:   Type:   Direct-Access                      ANSI SCSI revision: 02
20:02:06 localhost kernel: SCSI device sdc: 2007040 512-byte hdwr sectors (1028 MB)
20:02:06 localhost kernel: sdc: Write Protect is off
20:02:06 localhost kernel: sdc: Mode Sense: 03 00 00 00
20:02:06 localhost kernel: SCSI device sdc: 2007040 512-byte hdwr sectors (1028 MB)
20:02:06 localhost kernel: sdc: Write Protect is off
20:02:06 localhost kernel: sdc: Mode Sense: 03 00 00 00
20:02:06 localhost kernel:  sdc: sdc1
20:02:06 localhost kernel: sd 4:0:0:0: Attached scsi removable disk sdc
20:02:06 localhost kernel: sd 4:0:0:0: Attached scsi generic sg2 type 0
20:02:06 localhost kernel: usb-storage: device scan complete
20:02:17 localhost kernel: driver_byte 8, sense key 3
20:02:17 localhost kernel: error_sector 0, req_sector 9012, resid 26624, underflow 122880
20:02:17 localhost kernel: Adjusted good_bytes from 122880 to 0, block_sectors 240
20:02:17 localhost kernel: sd 4:0:0:0: SCSI error: return code = 0x8000002
20:02:17 localhost kernel: sdc: Current: sense key: Medium Error
20:02:17 localhost kernel:     Additional sense: Unrecovered read error
20:02:17 localhost kernel: Info fld=0x0
20:02:19 localhost kernel: driver_byte 8, sense key 3
20:02:19 localhost kernel: error_sector 0, req_sector 86836, resid 26624, underflow 122880
20:02:19 localhost kernel: Adjusted good_bytes from 122880 to 0, block_sectors 240
20:02:19 localhost kernel: sd 4:0:0:0: SCSI error: return code = 0x8000002
20:02:19 localhost kernel: sdc: Current: sense key: Medium Error
20:02:19 localhost kernel:     Additional sense: Unrecovered read error
20:02:19 localhost kernel: Info fld=0x0
20:02:21 localhost kernel: driver_byte 8, sense key 3
20:02:21 localhost kernel: error_sector 0, req_sector 148276, resid 26624, underflow 122880
20:02:21 localhost kernel: Adjusted good_bytes from 122880 to 0, block_sectors 240
20:02:21 localhost kernel: sd 4:0:0:0: SCSI error: return code = 0x8000002
20:02:21 localhost kernel: sdc: Current: sense key: Medium Error
20:02:21 localhost kernel:     Additional sense: Unrecovered read error
20:02:21 localhost kernel: Info fld=0x0
20:02:21 localhost kernel: driver_byte 8, sense key 3
20:02:21 localhost kernel: error_sector 0, req_sector 152372, resid 26624, underflow 122880
20:02:21 localhost kernel: Adjusted good_bytes from 122880 to 0, block_sectors 240
20:02:21 localhost kernel: sd 4:0:0:0: SCSI error: return code = 0x8000002
20:02:21 localhost kernel: sdc: Current: sense key: Medium Error
20:02:21 localhost kernel:     Additional sense: Unrecovered read error
20:02:21 localhost kernel: Info fld=0x0
20:02:27 localhost kernel: driver_byte 8, sense key 3
20:02:27 localhost kernel: error_sector 0, req_sector 344612, resid 26624, underflow 122880
20:02:27 localhost kernel: Adjusted good_bytes from 122880 to 0, block_sectors 240
20:02:27 localhost kernel: sd 4:0:0:0: SCSI error: return code = 0x8000002
20:02:27 localhost kernel: sdc: Current: sense key: Medium Error
20:02:27 localhost kernel:     Additional sense: Unrecovered read error
20:02:27 localhost kernel: Info fld=0x0
20:02:35 localhost kernel: driver_byte 8, sense key 3
20:02:35 localhost kernel: error_sector 0, req_sector 589860, resid 26624, underflow 122880
20:02:35 localhost kernel: Adjusted good_bytes from 122880 to 0, block_sectors 240
20:02:35 localhost kernel: sd 4:0:0:0: SCSI error: return code = 0x8000002
20:02:35 localhost kernel: sdc: Current: sense key: Medium Error
20:02:35 localhost kernel:     Additional sense: Unrecovered read error
20:02:35 localhost kernel: Info fld=0x0
20:02:54 localhost kernel: driver_byte 8, sense key 3
20:02:54 localhost kernel: error_sector 0, req_sector 1159988, resid 26624, underflow 122880
20:02:54 localhost kernel: Adjusted good_bytes from 122880 to 0, block_sectors 240
20:02:54 localhost kernel: sd 4:0:0:0: SCSI error: return code = 0x8000002
20:02:54 localhost kernel: sdc: Current: sense key: Medium Error
20:02:54 localhost kernel:     Additional sense: Unrecovered read error
20:02:54 localhost kernel: Info fld=0x0
20:02:56 localhost kernel: driver_byte 8, sense key 3
20:02:56 localhost kernel: error_sector 0, req_sector 1225252, resid 26624, underflow 122880
20:02:56 localhost kernel: Adjusted good_bytes from 122880 to 0, block_sectors 240
20:02:56 localhost kernel: sd 4:0:0:0: SCSI error: return code = 0x8000002
20:02:56 localhost kernel: sdc: Current: sense key: Medium Error
20:02:56 localhost kernel:     Additional sense: Unrecovered read error
20:02:56 localhost kernel: Info fld=0x0
20:02:56 localhost kernel: driver_byte 8, sense key 3
20:02:56 localhost kernel: error_sector 0, req_sector 1233204, resid 26624, underflow 122880
20:02:56 localhost kernel: Adjusted good_bytes from 122880 to 0, block_sectors 240
20:02:56 localhost kernel: sd 4:0:0:0: SCSI error: return code = 0x8000002
20:02:56 localhost kernel: sdc: Current: sense key: Medium Error
20:02:56 localhost kernel:     Additional sense: Unrecovered read error
20:02:56 localhost kernel: Info fld=0x0
20:03:19 localhost kernel: usb 5-8: USB disconnect, address 4

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