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1024 cylinder restriction?

 
 
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      11th Nov 2008
The C drive on my laptop running XP SP3 is divided into 3 logical drives,
all NTFS:

C: 18,779.1 MB (for my system files)
and an extended partition that contains the other two logical "drives": E:
and K: that I use for data.

I have Partition Magic which I had originally used to create all these
partitions when the laptop was new. There are 10G of unallocated room
between my C: drive and the beginning of the extended partition. So I would
like to increase the size of the C: drive, but when I went to PM to do this
I see a warning:
"This partition crosses the 1024 cylinder and may not be bootable"

This warning is with the partition in its present size - and it is bootable
and works fine. But the warning made me worry about increasing its size
further in case this would somehow not make C: bootable. I think this 1024
cylinder restriction is an old story and not pertinent to modern XP SP3, but
thought it better to ask before being sorry.

Should I heed this cylinder restriction?

Thanks.

Jeff


 
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Terry R.
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      11th Nov 2008
The date and time was 11/11/2008 11:59 AM, and on a whim,
(E-Mail Removed) pounded out on the keyboard:

> The C drive on my laptop running XP SP3 is divided into 3 logical drives,
> all NTFS:
>
> C: 18,779.1 MB (for my system files)
> and an extended partition that contains the other two logical "drives": E:
> and K: that I use for data.
>
> I have Partition Magic which I had originally used to create all these
> partitions when the laptop was new. There are 10G of unallocated room
> between my C: drive and the beginning of the extended partition. So I would
> like to increase the size of the C: drive, but when I went to PM to do this
> I see a warning:
> "This partition crosses the 1024 cylinder and may not be bootable"
>
> This warning is with the partition in its present size - and it is bootable
> and works fine. But the warning made me worry about increasing its size
> further in case this would somehow not make C: bootable. I think this 1024
> cylinder restriction is an old story and not pertinent to modern XP SP3, but
> thought it better to ask before being sorry.
>
> Should I heed this cylinder restriction?
>
> Thanks.
>
> Jeff
>
>


Hi Jeff,

As long as you have the newest version of PM, you shouldn't have any
issues. Older versions had hard drive limitations, I got bit by that
with PM7 (at one point only 130 gig drives were supported and I had just
added a 160 gig). I always see that warning, as I use PM to create
backup partitions of all my OS's, programs, and data.

As with any changes to the system, just make sure you have a backup of
everything before proceeding, just in case.

--
Terry R.

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Bruce Chambers
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      11th Nov 2008
(E-Mail Removed) wrote:
> The C drive on my laptop running XP SP3 is divided into 3 logical drives,
> all NTFS:
>
> C: 18,779.1 MB (for my system files)
> and an extended partition that contains the other two logical "drives": E:
> and K: that I use for data.
>
> I have Partition Magic which I had originally used to create all these
> partitions when the laptop was new. There are 10G of unallocated room
> between my C: drive and the beginning of the extended partition. So I would
> like to increase the size of the C: drive, but when I went to PM to do this
> I see a warning:
> "This partition crosses the 1024 cylinder and may not be bootable"
>
> This warning is with the partition in its present size - and it is bootable
> and works fine. But the warning made me worry about increasing its size
> further in case this would somehow not make C: bootable. I think this 1024
> cylinder restriction is an old story and not pertinent to modern XP SP3, but
> thought it better to ask before being sorry.
>
> Should I heed this cylinder restriction?
>



No, you can safely ignore it. The old 1024-cylinder limit hasn't been
relevant since the advent of the FAT32 file system or versions of NTFS
newer than that of WinNT4. It's certainly irrelevant to any computer
running WinXP. The makers of Partition Magic are just a few years
behind in updating their documentation.



--

Bruce Chambers

Help us help you:
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http://support.microsoft.com/default.aspx/kb/555375

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safety deserve neither liberty nor safety. ~Benjamin Franklin

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killed a great many philosophers.
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      11th Nov 2008
Thank you both.

This is not the latest PM but is the one (PM 8) I always used on this system
and saw no reason to upgrade.

Thanks again. I do have several recent image backups using TrueImage 7 and
I have previously successfully restored the Windows OS using its backups.
Now that the C: partition will have changed size I am hoping that a
restore - if necessary - will still work.

I've never used PM to create backup partitions. My backups are on an
external HD in case the laptop's HD goes dead. (Paranoia).

Jeff

"Bruce Chambers" <(E-Mail Removed)3t> wrote in message
news:(E-Mail Removed)...
> (E-Mail Removed) wrote:
>> The C drive on my laptop running XP SP3 is divided into 3 logical drives,
>> all NTFS:
>>
>> C: 18,779.1 MB (for my system files)
>> and an extended partition that contains the other two logical "drives":
>> E: and K: that I use for data.
>>
>> I have Partition Magic which I had originally used to create all these
>> partitions when the laptop was new. There are 10G of unallocated room
>> between my C: drive and the beginning of the extended partition. So I
>> would like to increase the size of the C: drive, but when I went to PM to
>> do this I see a warning:
>> "This partition crosses the 1024 cylinder and may not be bootable"
>>
>> This warning is with the partition in its present size - and it is
>> bootable and works fine. But the warning made me worry about increasing
>> its size further in case this would somehow not make C: bootable. I
>> think this 1024 cylinder restriction is an old story and not pertinent to
>> modern XP SP3, but thought it better to ask before being sorry.
>>
>> Should I heed this cylinder restriction?
>>

>
>
> No, you can safely ignore it. The old 1024-cylinder limit hasn't been
> relevant since the advent of the FAT32 file system or versions of NTFS
> newer than that of WinNT4. It's certainly irrelevant to any computer
> running WinXP. The makers of Partition Magic are just a few years behind
> in updating their documentation.
>
>
>
> --
>
> Bruce Chambers
>
> Help us help you:
> http://www.catb.org/~esr/faqs/smart-questions.html
>
> http://support.microsoft.com/default.aspx/kb/555375
>
> They that can give up essential liberty to obtain a little temporary
> safety deserve neither liberty nor safety. ~Benjamin Franklin
>
> Many people would rather die than think; in fact, most do. ~Bertrand
> Russell
>
> The philosopher has never killed any priests, whereas the priest has
> killed a great many philosophers.
> ~ Denis Diderot



 
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Terry R.
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      11th Nov 2008
The date and time was 11/11/2008 2:33 PM, and on a whim,
(E-Mail Removed) pounded out on the keyboard:

> Thank you both.
>
> This is not the latest PM but is the one (PM 8) I always used on this system
> and saw no reason to upgrade.
>
> Thanks again. I do have several recent image backups using TrueImage 7 and
> I have previously successfully restored the Windows OS using its backups.
> Now that the C: partition will have changed size I am hoping that a
> restore - if necessary - will still work.
>
> I've never used PM to create backup partitions. My backups are on an
> external HD in case the laptop's HD goes dead. (Paranoia).
>
> Jeff
>


My version from PowerQuest is 8 and I don't think Symantec has released
an update. I change partitions around all the time and expand as needed
and I've never had any issues with version 8.

I have 3 hard drives on this workstation, so that's why I can use PM for
backups. I have redundant copies on each drive. I also have copies on
external drives also about every other month.

Depending on your backup software and how it is configured will dictate
whether the expanded partition will be used or not on a restore.

Hopefully everything will go smoothly when you increase the partition
size and then you can create a new backup afterwards.

--
Terry R.

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Guest
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      12th Nov 2008

> Hopefully everything will go smoothly when you increase the partition
> size and then you can create a new backup afterwards.


Everything went flawlessly and the laptop boots up with no problems.

Thanks for the hand holding and reassurance.

Jeff


 
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