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Author Topic: 4.2GB - Formatted or Unformatted?  (Read 1962 times)

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Offline HyperspeedTopic starter

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4.2GB - Formatted or Unformatted?
« on: February 27, 2006, 05:55:57 AM »
I've fancied a nice Quantum 4.3GB drive but this size seem to just overlap the 4.2GB limit of the old filesystem.

Without upgrading to the D64/SFS filesystems, would this 4.3GB be addressable once formatted (since the formatted space would be way less than 4.3GB)?

Does the old filesystem limit of 4.2GB refer to the drive capacity formatted or unformatted/geometry?

Also, on a SCSI system, how would the old file system behave with a theoretical 7x 4.2GB drives = 29.4GB?
 

Offline HyperspeedTopic starter

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4.2GB - Formatted or Unformatted
« Reply #1 on: February 27, 2006, 06:15:13 AM »
Well it's hard to get a 4.0GB drive and I like the Quantum Fireball. It's a good model - however it only comes in 3.2GB and 4.3GB sizes (maybe a 9GB...).

It would be easy to get a 3.2GB one but much nicer to get 1,126MB extra with the 4.3GB size!

Seagate Barracuda ran too hot for my liking despite it being a bit quieter.
 

Offline HyperspeedTopic starter

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Re: 4.2GB - Formatted or Unformatted
« Reply #2 on: March 05, 2006, 02:39:52 AM »
Hrrrm, I hadn't considered this before - pruning the size down to fit the 4.2GB limit!

So if you had a 4.3GB drive and the sum of your partitions was no more than 4.2GB (checked with check4gb.lha) and you left the last bit empty the file system wouldn't address the entire disk and just the sum of the set up partitions?

If this works with Phase5's scsiconfig partition software then I'm prepared to waste 102.4MB in favour of gaining 1,024MB!

(A 4.3GB drive instead of a 3.2GB)

:-D
 

Offline HyperspeedTopic starter

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Re: 4.2GB - Formatted or Unformatted?
« Reply #3 on: March 06, 2006, 12:04:01 AM »
With Check4GB on Aminet, does it also check for partitions no bigger than 2GB or just the entire drive no bigger than 4GB?

The reason I ask is because it lists individual devices (hence partitions) with a Yes/No next to them.

I read that the older HDToolBox don't like partitions bigger than 1GB...?
 

Offline HyperspeedTopic starter

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Re: 4.2GB - Formatted or Unformatted?
« Reply #4 on: March 06, 2006, 01:12:47 AM »
EDIT: Double-post.
 

Offline HyperspeedTopic starter

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Re: 4.2GB - Formatted or Unformatted?
« Reply #5 on: March 06, 2006, 01:13:10 AM »
Damn, I still can't use the 'Quote' button on IBrowse 2.3...

Well, I won't want a partition bigger than 2GB for the time being, when I upgrade to 3.5/3.9 maybe.

Just another curio here... what is the largest size of PCMCIA SRAM that the A600/A1200 can take. I've seen some SRAM models in 6MB varieties but I heard once that 4MB was the limit of carddisk.device
 

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Re: 4.2GB - Formatted or Unformatted
« Reply #6 on: March 06, 2006, 08:43:47 PM »
So the old FFS limit is 4.2GB or 4.0GB?

Anyway, it's interesting that the limitation only applies to the addresable area for partitions and not the drive itself.

Out of curiosity though, would HDToolBox still check for bad blocks outside the 4.2GB limit or does this have nothing to do with the filesystem itself?


Quote

Old Macdonald had a farm... ee ay ee ay oh!


EDIT: Hurray! I can quote...  now all I need is the code for the flame-thrower smiley!
 

Offline HyperspeedTopic starter

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Re: 4.2GB - Formatted or Unformatted
« Reply #7 on: March 06, 2006, 08:59:00 PM »
A little off-topic here but I recently saw Blue-Ray discs in an office catalogue.

I'm assuming the drives are out so has any Amiga owner experienced the joys of 28GB recordable discs?

:-)

EDIT:
koaftder: I'm only just filling a 2GB drive! What are you PC owners putting on there, filthy movies!?

:-D
 

Offline HyperspeedTopic starter

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Re: 4.2GB - Formatted or Unformatted
« Reply #8 on: March 06, 2006, 10:14:11 PM »
That's not pr0n, that's l33t 'code'!