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Hard Drives

Is this disk dead?

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#1 of 18

     Posted Nov-4 7:27 PM   
Steven Stern / VirusCen
 
From  Steven Stern / VirusCen  Posts 8  Last Nov-15
To  All      [Msg # 164720.1 ]    

Is my analysis of the situation correct?  I can't think of another reason why 26GB is missing between Vista's view of the file system and it's view from the partition table.

According to the marketing materials, my notebook as a 120GB hard drive.  Translating marketing GB (1,000,000,000 bytes) into computer science GB (1024 cubed, or 1073741824 bytes per GB) that 120GB is really about 111.8 real gigabytes.  And, that's what the partition table shows for the hard drive.

 

But that's NOT what Vista sees when it looks at the drive.

That's reporting an 85.2 GB drive!  Where did 26.6 GB go?

In typical fashion, I Googled around, reformated and restored the drive, ran CHKDSK, repartioned, reformatted, restored, and so on.  Windows just won't see more than the 85.2.  Finally, I decided to ask the drive to take a look at itself.  I grabbed a Windows version of the SmartMon Tools.

The SMART attribute "Reallocated_Sector_Ct" reports 8,589,934,592,000 sectors have been relocated.  At 512 bytes per sector, the math doesn't come out to 26 GB, but it's a strong indicator that the drive is in really bad shape.  I guess the time it fell off the top of my rolling bag at PHX and hit the floor hard might have done some damage.

smartctl version 5.38 [i686-mingw32-vista-sp2] Copyright (C)
2002-8 Bruce Allen
Home page is http://smartmontools.sourceforge.net/

=== START OF INFORMATION SECTION ===
Model Family: Fujitsu MHV series
Device Model: FUJITSU MHV2120BH PL
Serial Number: [No Information Found]
Firmware Version: 00000029
Device is: In smartctl database [for details use: -P show]
ATA Version is: 3
ATA Standard is: Exact ATA specification draft version not indicated
Local Time is: Wed Nov 04 13:03:53 2009 CST
SMART support is: Available - device has SMART capability.
Enabled status cached by OS, trying SMART RETURN STATUS cmd.
SMART support is: Enabled

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

General SMART Values:
Offline data collection status: (0x00) Offline data collection activity
was never started.
Auto Offline Data Collection: Disabled.
Self-test execution status: ( 0) The previous self-test routine completed
without error or no self-test has ever
been run.
Total time to complete Offline
data collection: ( 702) seconds.
Offline data collection
capabilities: (0x7b) SMART execute Offline immediate.
Auto Offline data collection on/off support.
Suspend Offline collection upon new
command.
Offline surface scan supported.
Self-test supported.
Conveyance Self-test supported.
Selective Self-test supported.
SMART capabilities: (0x0003) Saves SMART data before entering
power-saving mode.
Supports SMART auto save timer.
Error logging capability: (0x01) Error logging supported.
No General Purpose Logging support.
Short self-test routine
recommended polling time: ( 2) minutes.
Extended self-test routine
recommended polling time: ( 82) minutes.
Conveyance self-test routine
recommended polling time: ( 2) minutes.

SMART Attributes Data Structure revision number: 16
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE
1 Raw_Read_Error_Rate 0x0100 100 000 Pre-fail Always - 14649
2 Throughput_Performance 0x0005 100 100 000 Pre-fail Offline - 31784960
3 Spin_Up_Time 0x0003 100 100 000 Pre-fail Always - 1
4 Start_Stop_Count 0x0032 099 099 000 Old_age Always - 1430
5 Reallocated_Sector_Ct 0x0033 100 100 000 Pre-fail Always - 8589934592000
7 Seek_Error_Rate 0x000f 100 100 000 Pre-fail Always - 4083
8 Seek_Time_Performance 0x0005 100 100 000 Pre-fail Offline - 0
9 Power_On_Seconds 0x0032 094 094 000 Old_age Always - 3152h+12m+19s
10 Spin_Retry_Count 0x0013 100 100 000 Pre-fail Always - 0
12 Power_Cycle_Count 0x0032 100 100 000 Old_age Always - 1255
192 Power-Off_Retract_Count 0x0032 100 100 000 Old_age Always - 102
193 Load_Cycle_Count 0x0032 098 098 000 Old_age Always - 42284
194 Temperature_Celsius 0x0022 100 100 000 Old_age Always - 35 (Lifetime Min/Max 3/60)
195 Hardware_ECC_Recovered 0x001a 100 100 000 Old_age Always - 734
196 Reallocated_Event_Count 0x0032 100 100 000 Old_age Always - 442826752
197 Current_Pending_Sector 0x0012 100 100 000 Old_age Always - 0
198 Offline_Uncorrectable 0x0010 100 100 000 Old_age Offline - 0
199 UDMA_CRC_Error_Count 0x003e 200 200 000 Old_age Always - 0
200 Multi_Zone_Error_Rate 0x000f 100 100 000 Pre-fail Always - 28853
203 Run_Out_Cancel 0x0002 100 100 000 Old_age Always - 1533291396628
240 Head_Flying_Hours 0x003e 200 200 000 Old_age Always - 0

Steve
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#2 of 18

     Posted Nov-4 7:57 PM   
Dale G. Shields (WUGNET)
 
From  Dale G. Shields (WUGNET)  Posts 1973  Last 7:11 PM
To  Steven Stern / VirusCen      [Msg # 164720.2 Message 164720.2 replying to 164720.1 164720.1 ]    

What does CHKDSK report for the drive?

 

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#3 of 18

     Posted Nov-5 8:27 AM   
Steven Stern / VirusCen
 
From  Steven Stern / VirusCen  Posts 8  Last Nov-15
To  Dale G. Shields (WUGNET)      [Msg # 164720.3 Message 164720.3 replying to 164720.2 164720.2 ]    
CHKDSK reports no errors and disk space consistent with the 85GB total, 19GB free view.

Steve
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#4 of 18

     Posted Nov-5 9:32 AM   
Dale G. Shields (WUGNET)
 
From  Dale G. Shields (WUGNET)  Posts 1973  Last 7:11 PM
To  Steven Stern / VirusCen      [Msg # 164720.4 Message 164720.4 replying to 164720.3 164720.3 ]    

There went that briliant idea (I was wondering if space had been marked as "bad")...

Something else to look at:

http://www.terabyteunlimited.com/downloads-free-software.htm

Partinfo - there is a command line tool in the Zip file that runs under Windows 7 (just tested, use an Elevated  command prompt) - see what it reports about the partion structure...

 

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#5 of 18

     Posted Nov-5 9:45 AM   
John in Detroit
 
From  John in Detroit  Posts 3237  Last 11:08 AM
To  Steven Stern / VirusCen      [Msg # 164720.5 Message 164720.5 replying to 164720.1 164720.1 ]    
Is it possible that VISTA has set up a secure "Backup" partation on the disk.

I know one of my software packages takes about 1/3 of my drive from me (I can adjust) for backup work

So long as I don't have videos on drive... works great
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#6 of 18

     Posted Nov-5 9:49 AM   
Dale G. Shields (WUGNET)
 
From  Dale G. Shields (WUGNET)  Posts 1973  Last 7:11 PM
To  John in Detroit      [Msg # 164720.6 Message 164720.6 replying to 164720.5 164720.5 ]    

Disk Management would have shown two partitions in that scenario, don't you think???

 

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#7 of 18

     Posted Nov-5 12:32 PM   
Steven Stern / VirusCen
 
From  Steven Stern / VirusCen  Posts 8  Last Nov-15
To  John in Detroit      [Msg # 164720.7 Message 164720.7 replying to 164720.5 164720.5 ]    
I don't know where such a partition might have come from. I've looked at the disk with both Vista and a Linux live CD.

Steve
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Message 164720.8 was deleted

#9 of 18

     Posted Nov-5 12:42 PM   
Steven Stern / VirusCen
 
From  Steven Stern / VirusCen  Posts 8  Last Nov-15
To  Dale G. Shields (WUGNET)      [Msg # 164720.9 Message 164720.9 replying to 164720.2 164720.2 ]    
It says "0 bad file records, 0 KB in bad sectors, 89417788 KB in total disk space"
Steve
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#10 of 18

     Posted Nov-5 12:49 PM   
Steven Stern / VirusCen
 
From  Steven Stern / VirusCen  Posts 8  Last Nov-15
To  Dale G. Shields (WUGNET)      [Msg # 164720.10 Message 164720.10 replying to 164720.4 164720.4 ]    
 
PARTINFW 1.11
Copyright (c) 1996-2008 TeraByte, Inc.  All rights reserved.
 
Run date: 11/05/2009 11:47
 
====================================================================
           MBR Partition Information (HD0 - 0x9B7E17FC)
           (CHS: 1022/254/63) (WCHS: 14593/255/63)
+====+====+=============+====+=============+===========+===========+
| 0: |  0 |    0   0  0 |  0 |    0   0  0 |         0 |         0 |
| 1: | 80 |    0   1  1 |  7 | 1023 254 63 |        63 | 234436482 |
| 2: |  0 |    0   0  0 |  0 |    0   0  0 |         0 |         0 |
| 3: |  0 |    0   0  0 |  0 |    0   0  0 |         0 |         0 |
+====+====+=============+====+=============+===========+===========+
                           BOOT SECTOR INFORMATION
-------------------------------------------------------------------------------
File System ID: 0x7   LBA: 63  Total Sectors: 234436482   ID: 0x2
                          Jump: EB 52 90
                      OEM Name: NTFS     
                 Bytes Per Sec: 512
                 Sec Per Clust: 8
                   Res Sectors: 0
                        Zero 1: 0x0
                        Zero 2: 0x0
                          NA 1: 0x0
                         Media: 0xF8
                        Zero 3: 0x0
                 Sec Per Track: 63
                         Heads: 255
                   Hidden Secs: 63
                          NA 2: 0x0
                          NA 3: 0x800080
                 Total Sectors: 0x0AA8D078
                       MFT LCN: 0x09810A
                  MFT Mirr LCN: 0x02325D5
                 Clust Per FRS: 0xF6
              Clust Per IBlock: 0x1
                     Volume SN: 0x34B09CFBB09CC4B0
                      Checksum: 0x0
                     Boot Flag: 0xAA55
-------------------------------------------------------------------------------
====================================================================
           MBR Partition Information (HD4 - 0x95F94F28)
           (CHS: 29/254/63) (WCHS: 30/255/63)
+====+====+=============+====+=============+===========+===========+
| 0: |  0 |    0   1  1 |  b |   29 254 63 |        63 |    481887 |
| 1: |  0 |    0   0  0 |  0 |    0   0  0 |         0 |         0 |
| 2: |  0 |    0   0  0 |  0 |    0   0  0 |         0 |         0 |
| 3: |  0 |    0   0  0 |  0 |    0   0  0 |         0 |         0 |
+====+====+=============+====+=============+===========+===========+
                           BOOT SECTOR INFORMATION
-------------------------------------------------------------------------------
File System ID: 0xB   LBA: 63  Total Sectors: 481887   ID: 0x1
                          Jump: EB 58 90 (EB 58 90)
                      OEM Name: mkdosfs (mkdosf
...[Message truncated]

Steve
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#11 of 18

     Posted Nov-5 4:35 PM   
Dale G. Shields (WUGNET)
 
From  Dale G. Shields (WUGNET)  Posts 1973  Last 7:11 PM
To  Steven Stern / VirusCen      [Msg # 164720.11 Message 164720.11 replying to 164720.10 164720.10 ]    

The Partition table looks odd with that first entry reading all Zeroes.  I would back all the data off the drive and use something like KILLDISK or DBAN and WIPE the drive and re-partiton and see if that fixes things up...

 

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#12 of 18

     Posted Nov-5 5:14 PM   
Steven Stern / VirusCen
 
From  Steven Stern / VirusCen  Posts 8  Last Nov-15
To  Dale G. Shields (WUGNET)      [Msg # 164720.12 Message 164720.12 replying to 164720.11 164720.11 ]    
That first partitiion is, I think, the original "restore" partition put on by Sony.  When I rebuilt the machine the last time after the trying to upgrade to SP2 fiasco*, I deleted that partition and resized the NTFS partition to use the whole disk.  I've got a 360GB disk on order from Amazon (shipped today) for $57 with free shipping, so I'm going to start afresh soon.  I plan to have 3 main partitions, one for Vista (to be upgraded to W7 at some point), one for Fedora, and a FAT32 partition to share media files between Windows and Linux.

* see http://www.sterndata.com/category/tags/sp2


Steve
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#13 of 18

     Posted Nov-5 5:20 PM   
Dale G. Shields (WUGNET)
 
From  Dale G. Shields (WUGNET)  Posts 1973  Last 7:11 PM
To  Steven Stern / VirusCen      [Msg # 164720.13 Message 164720.13 replying to 164720.12 164720.12 ]    

>> deleted that partition and resized the NTFS partition to use the whole disk

Using what tool?  IMHO, that tool did not do what it was suposed to as there are still two Partition references in the MBR...

I do recommend WIPING the drive first, to clear out any possibility of remnants.  THEN, as a test, Partition the drive as ONE large Partition and check that everything adds up...

Make sense?

 


Edited Nov-5   by  Dale G. Shields (WUGNET)
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#14 of 18

     Posted Nov-6 5:09 AM   
K. Barthelmess
 
From  K. Barthelmess  Posts 41  Last 2:12 PM
To  Dale G. Shields (WUGNET)      [Msg # 164720.14 Message 164720.14 replying to 164720.11 164720.11 ]    

Dale -

> The Partition table looks odd with that first entry reading all Zeroes.

Having an entry with all zeros is legal. But take a look in the Boot Sector Information. There's a line there that says:

Total Sectors: 0x0AA8D078

Convert that to decimal: 178,835,576 = 85.27GB

I'm not sure if PartInfo is reporting that from the MBR table or the boot sector of the active partition, but either way, that's the cause of the 85GB size.

> there are still two Partition references in the MBR...

I must be misreading something; there's only one valid entry there; the first and last two entries are unused (type = 0x00).

But I agree that he should scrub the MBR and start over.

Kurt

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#15 of 18

     Posted Nov-6 8:17 AM   
Steven Stern / VirusCen
 
From  Steven Stern / VirusCen  Posts 8  Last Nov-15
To  Dale G. Shields (WUGNET)      [Msg # 164720.15 Message 164720.15 replying to 164720.13 164720.13 ]    
Makes sense. I did it twice.  Originally, I removed and resized from within itself. Then,using parted from a Linux bootable CD.

Steve
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#16 of 18

     Posted Nov-6 9:41 AM   
Dale G. Shields (WUGNET)
 
From  Dale G. Shields (WUGNET)  Posts 1973  Last 7:11 PM
To  K. Barthelmess      [Msg # 164720.16 Message 164720.16 replying to 164720.14 164720.14 ]    

There are TWO [separate] partition references - did you see the full message?

Never seen a Zeroes entry first, myself...

 

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#17 of 18

     Posted Nov-6 10:34 AM   
John in Detroit
 
From  John in Detroit  Posts 3237  Last 11:08 AM
To  Dale G. Shields (WUGNET)      [Msg # 164720.17 Message 164720.17 replying to 164720.6 164720.6 ]    
Depends.. Now the O/P said he used a Linux disc.. That should have shown it

Windows based partition managers might or might not.. They sometimes refuse to show anything not "Microsoft Approved" as it were.

For example.. On my Dish, Acronis shows 2 partitions, LINUX shows 2 partitions, Windows shows only one.
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#18 of 18

     Posted Nov-6 1:17 PM   
K. Barthelmess
 
From  K. Barthelmess  Posts 41  Last 2:12 PM
To  Dale G. Shields (WUGNET)      [Msg # 164720.18 Message 164720.18 replying to 164720.16 164720.16 ]    

Dale -

> There are TWO [separate] partition references

Actually, it appears there are two physical hard drives. The first set of info is for HD0, signature 0x9B7E17FC, WCHS = 14593/255/63 or 234,436,545 sectors of which 63 are reserved for the MBR and the remaining 234,436,482 are allocated to the second partition table entry. The boot sector in that partition, however, shows a length of 0x0AA8D078 or 178,835,576 sectors = 85.27GB.

The second set of info is for HD4, signature 0x95F94F28, WCHS = 30/255/63 or 481,950 sectors of which 63 are reserved for the MBR and the remaining 481,887 are allocated to the first partition in that drive's MBR. That partition, btw, seems to have been done with some special utility; the OEM ID ("mkdosfs") is not from FDISK or Windows.

> Never seen a Zeroes entry first, myself...

The only rule I've seen enforced in the MBR boot code is that the first byte of each table entry must be 0x00 or 0x80. Any other value gets "Invalid Partition Table" or something similar. 0x00 entries are otherwise ignored by the MBR code; 0x80 entries get further analysis to be sure it's the only 0x80 entry and that it is otherwise legitimate. Obviously the MBR code can get tweaked by a third party utility and that code might be pickier.

Kurt

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Hard Drives

Is this disk dead?

  
 
     

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