Re: bad clusters != bad sectors? CHKDSK. How many is normal?
From: Hemlock tree (Hemlock_at_trees.org)
Date: 02/08/04
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Date: Sun, 08 Feb 2004 18:50:11 -0500
Try this
http://www.geocities.com/jasleen_m/cs/clusters.html
make friends with google.
You took time to post. I did a search in 5 seconds.
I know nothing about bad sectors but I know how to search with google
and I can read.
good luck.
How many is normal, for my system 0 is normal.
Hemlock
On 8 Feb 2004 14:07:32 -0800, nettrash@subdimension.com (qazzaq)
wrote:
>Hi all,
>
>This is regarding my main PC, which I've had for about 2.5 years.
>>From the beginning, WinXP has always needed to do CHKDSK, every 2 weeks
>or so, and it often finds bad clusters and errors in the MFT. "Minor
>inconsistencies" are even more frequently found. This computer never
>BSODs, and is very rarely subjected to abrupt power cuts.
>
>Interestingly, CHKDSK always reports zero bad sectors, which suggests
>that bad sectors != bad clusters. So what are bad clusters really? The
>bad clusters are often found in scary looking OS system files, but as
>long as I let WinXP do CHKDSK about once a month, the system seems to
>behave OK, lasting a year or so between reinstalls.
>
>I don't think it's the harddrives because I have RMAed (exchanged) two
>WD400BB's and the problems remained exactly the same.
>Recently I bought a new 160GB Deskstar 7K250, so I did an OS reinstall,
>but 1 week later, I am having the same old problems.
>
>I am using an IWill KK266+R mainboard, and the supplied 18inch flat
>ATA100 cables.
>Will shorter cables will help? Is it the motherboard?
>
>Thanks very much
>- qazzaq
>
>
>
>----------------------------------------
>Here is a paste of a typical CHKDSK report that I get...
>----------------------------------------
>
>Event Type: Information
>Event Source: Winlogon
>Event Category: None
>Event ID: 1001
>Date: 2/8/2004
>Time: 4:17:41 PM
>User: N/A
>Computer: SUPERC
>Description:
>Checking file system on C:
>The type of the file system is NTFS.
>Volume label is main.
>
>A disk check has been scheduled.
>Windows will now check the disk.
>Cleaning up minor inconsistencies on the drive.
>Cleaning up 5 unused index entries from index $SII of file 0x9.
>Cleaning up 5 unused index entries from index $SDH of file 0x9.
>Cleaning up 5 unused security descriptors.
>CHKDSK is verifying file data (stage 4 of 5)...
>Windows replaced bad clusters in file 8324
>of name \WINDOWS\system32\dllcache\mssoap1.dll.
>Windows replaced bad clusters in file 8412
>of name \WINDOWS\system32\dllcache\nls302en.lex.
>Windows replaced bad clusters in file 9966
>of name \WINDOWS\system32\dllcache\nv4_mini.sys.
>Windows replaced bad clusters in file 10918
>of name \SYSTEM~1\_RESTO~1\RP2\A0001837.inf.
>Windows replaced bad clusters in file 15968
>of name \SYSTEM~1\_RESTO~1\RP16\snapshot\REPOSI~1\FS\OBJECTS.DATA.
>Windows replaced bad clusters in file 16426
>of name \SYSTEM~1\_RESTO~1\RP20\snapshot\_R017D~1.
>Windows replaced bad clusters in file 16786
>of name \SYSTEM~1\_RESTO~1\RP22\snapshot\_R017D~1.
>Windows replaced bad clusters in file 17207
>of name \SYSTEM~1\_RESTO~1\RP26\snapshot\_R62E7~1.
>Windows replaced bad clusters in file 29401
>of name \WINDOWS\system32\dllcache\imjpcic.dll.
>Windows replaced bad clusters in file 29915
>of name \WINDOWS\system32\dllcache\hwxkor.dll.
>File data verification completed.
>CHKDSK is verifying free space (stage 5 of 5)...
>Free space verification is complete.
>CHKDSK discovered free space marked as allocated in the volume bitmap.
>Windows has made corrections to the file system.
>
> 25599545 KB total disk space.
> 6804092 KB in 39969 files.
> 12752 KB in 2545 indexes.
> 0 KB in bad sectors.
> 109037 KB in use by the system.
> 65536 KB occupied by the log file.
> 18673664 KB available on disk.
>
> 4096 bytes in each allocation unit.
> 6399886 total allocation units on disk.
> 4668416 allocation units available on disk.
>
>Internal Info:
>78 a6 00 00 1d a6 00 00 95 ef 00 00 00 00 00 00 x...............
>ac 00 00 00 00 00 00 00 0b 01 00 00 00 00 00 00 ................
>b0 97 4b 01 00 00 00 00 d0 5a 8b 1a 00 00 00 00 ..K......Z......
>d0 dc 23 01 00 00 00 00 50 bd f1 dc 00 00 00 00 ..#.....P.......
>10 57 10 cc 00 00 00 00 f0 1e d7 cc 01 00 00 00 .W..............
>99 9e 36 00 00 00 00 00 21 9c 00 00 00 00 00 00 ..6.....!.......
>00 f0 49 9f 01 00 00 00 f1 09 00 00 00 00 00 00 ..I.............
>
>Windows has finished checking your disk.
>Please wait while your computer restarts.
>
>
>For more information, see Help and Support Center at
>http://go.microsoft.com/fwlink/events.asp.
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