Read Errors on USB Drive
Daniel Stasinski
daniel at genericinbox.com
Mon Dec 21 09:42:54 MST 2015
I put mine in an air tight bag in the freezer for a few hours, than took it
out, mounted it quick, and was then able to recover most of my data. This
has worked on several drives.
Daniel
On Mon, Dec 21, 2015 at 9:13 AM, Mark Phillips <mark at phillipsmarketing.biz>
wrote:
> I don't think my USB cable is that long!
>
> Mark
>
> On Mon, Dec 21, 2015 at 7:02 AM, Shawn Badger <shawn at badger.pro> wrote:
>
>> Put the drive in a freezer
>>
>> On Sun, Dec 20, 2015 at 10:46 PM, Mark Phillips <
>> mark at phillipsmarketing.biz> wrote:
>>
>>> I think you mean ddrescue? I have been running it for a few days and
>>> getting lots of errors.
>>>
>>> GNU ddrescue 1.17
>>> Press Ctrl-C to interrupt
>>> rescued: 328577 MB, errsize: 85901 MB, current rate: 12047 kB/s
>>> ipos: 414478 MB, errors: 321, average rate: 6771 kB/s
>>> opos: 414478 MB, time since last successful read: 0 s
>>> Copying non-tried blocks...
>>>
>>> Any suggestions on how to cool the usb drive with the errors. I have it
>>> flat on a cold large faux granite desk surface which is very cold to the
>>> touch. But the drive is still very warm.
>>>
>>> Thanks!
>>>
>>> Mark
>>>
>>> On Sun, Dec 20, 2015 at 6:48 PM, George Toft <george at georgetoft.com>
>>> wrote:
>>>
>>>> There is a special version of dd that will retry on bad sectors and try
>>>> to formulate a best guess for the bad sector. I've used it with some
>>>> success - took about 2 weeks to recover a 300GB drive. I also had to keep
>>>> it refrigerated.
>>>>
>>>> Regards,
>>>>
>>>> George Toft
>>>>
>>>> On 12/19/2015 9:32 AM, Stephen Partington wrote:
>>>>
>>>> There is an application called test disk that might be handy for data
>>>> recovery. But this looks like your drive is in bad shape.
>>>> On Dec 19, 2015 9:25 AM, "Mark Phillips" <mark at phillipsmarketing.biz>
>>>> wrote:
>>>>
>>>>> I have a 2 TB WD USB drive that I formated with NTFS. I have a rather
>>>>> extensive movie/TV library on it for my plex media server, and I am getting
>>>>> read errors. I hope I haven't lost all of that data! It has been attached
>>>>> to one of my Netgear wireless access points, hence the need for NTFS.
>>>>>
>>>>> fdisk -l gives for the drive
>>>>> /dev/sdc1 2048 3906963455 1953480704 7 HPFS/NTFS/exFAT
>>>>>
>>>>> I tried running smartctl on the device, (which is now plugged into a
>>>>> usb 3.0 port on my laptop) and got this error after a few tests
>>>>>
>>>>> SMART Self-test log structure revision number 1
>>>>> Num Test_Description Status Remaining
>>>>> LifeTime(hours) LBA_of_first_error
>>>>> # 1 Short offline Completed: read failure 90%
>>>>> 10086 494859396
>>>>> # 2 Extended offline Completed: read failure 90%
>>>>> 10073 494859396
>>>>> # 3 Extended offline Completed: read failure 90%
>>>>> 10072 494859396
>>>>> # 4 Short offline Completed: read failure 90%
>>>>> 10072 494859396
>>>>>
>>>>> I noticed this in the attributes section of smartctl -
>>>>> Vendor Specific SMART Attributes with Thresholds:
>>>>> ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE
>>>>> UPDATED WHEN_FAILED RAW_VALUE
>>>>> 1 Raw_Read_Error_Rate 0x002f 200 200 051 Pre-fail
>>>>> Always - 122
>>>>> 3 Spin_Up_Time 0x0027 202 200 021 Pre-fail
>>>>> Always - 4891
>>>>> 4 Start_Stop_Count 0x0032 100 100 000 Old_age
>>>>> Always - 464
>>>>> 5 Reallocated_Sector_Ct 0x0033 200 200 140 Pre-fail
>>>>> Always - 0
>>>>> 7 Seek_Error_Rate 0x002e 100 253 000 Old_age
>>>>> Always - 0
>>>>> 9 Power_On_Hours 0x0032 087 087 000 Old_age
>>>>> Always - 10086
>>>>> 10 Spin_Retry_Count 0x0032 100 100 000 Old_age
>>>>> Always - 0
>>>>> 11 Calibration_Retry_Count 0x0032 100 253 000 Old_age
>>>>> Always - 0
>>>>> 12 Power_Cycle_Count 0x0032 100 100 000 Old_age
>>>>> Always - 40
>>>>> 192 Power-Off_Retract_Count 0x0032 200 200 000 Old_age
>>>>> Always - 17
>>>>> 193 Load_Cycle_Count 0x0032 198 198 000 Old_age
>>>>> Always - 6187
>>>>> 194 Temperature_Celsius 0x0022 121 102 000 Old_age
>>>>> Always - 31
>>>>> 196 Reallocated_Event_Count 0x0032 200 200 000 Old_age
>>>>> Always - 0
>>>>> 197 Current_Pending_Sector 0x0032 200 200 000 Old_age
>>>>> Always - 31
>>>>> 198 Offline_Uncorrectable 0x0030 100 253 000 Old_age
>>>>> Offline - 0
>>>>> 199 UDMA_CRC_Error_Count 0x0032 200 200 000 Old_age
>>>>> Always - 0
>>>>> 200 Multi_Zone_Error_Rate 0x0008 100 253 000 Old_age
>>>>> Offline - 0
>>>>>
>>>>> Any thoughts on how I can fix this drive, or do I need to get a new
>>>>> one? What is the best way to copy the contents of the drive with these
>>>>> errors to a new drive?
>>>>>
>>>>> Thanks!
>>>>>
>>>>> Mark
>>>>>
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--
| ---------------------------------------------------------------
| Daniel P. Stasinski
| daniel at GenericInbox.com
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