It's worse than you think! A 1.2 GB partition uses 32K clusters. I have more available
space on my .99GB partition than if I had given the partition all 1.3GB the drive has.
And I still have the .3GB partition on the side besides.
--Chris McEwen
Socrates Press
The problem is file space is allocated in clusters (allocation units
as CHKDSK calls them), the smallest file allocation being one cluster,
which happens to be 32k in your case. So, although MS-DOS or Windows
reports a file of 13 bytes for instance, this 13 byte file actually
uses 32k of disk space.
What you need to do is partition your drive into a 500 mb. primary DOS
partition, using the rest as an extended partition which you will
divide into 2 logical drives. Since you don't want to partition and
format your drive, take a look at Partition Magic. It partitions
drives without data loss. I've used it a few times and never had any
problems. Of course, if you can, back-up everything important
beforehand because well, no software is infallible.
Matt Jacobs
Seyed <se...@cse.unsw.EDU.AU> wrote:
>Hi there,
>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
>have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
>When I use 'chkdsk /f' comand in dos it says 1G is used and 200MB is free
>but when I use 'dir /s /a' it says 600MB is used and 200MB is free.
>I also tried win95. When I use 'disk properties' it says 1G is used and
>200 is free but when I select all the files and directories by Explorer
>and click the properties by clicking the right mouse botton while pointing
>to the selection, it says 600MB is the space occupied by all the files.
>Any one knows how I can find out what is happenning and where is that
>400MB of my HD and how I can find it and recover it other than reformating
>my HD please send me an email.
>I have the whole 1.2GB in one big partition.
>Thanks,
>Seyed
>Any one knows how I can find out what is happenning and where is that
>400MB of my HD and how I can find it and recover it other than reformating
>my HD please send me an email.
It is probably slack space. A 1.2G drive would have clusters of 32K.
A cluster is the amount of space taken up by a one byte file. So,
even very small files consume 32K. You can minimize the waste space by
partitioning your drive into smaller logical drives, by using
Drivespace, or by installing OSR2, which give me 4K clusters with my
two 3G hard drives.
David Wess
dw...@wess.com
AOL: davidw214
Compuserve: 76336,317
Prodigy: FDBW84a
You are using the old FAT filesystem, that on a 1.2Gb drive uses a cluster
size of 32Kb. This means every file on your HD takes up some multiple of
32Kb, your average wastage per file should in the best case be 16Kb - if
you have lots of files smaller than 16Kb, then the wastage per file is
going to be even worse.
Your options:
1) fdisk, and repartition into multiple 256Mb partitions - 256Mb is the
largest partition that gives a 4Kb cluster size. (or is that 128Mb?)
This option is ugly, and requires formatting of HD
2) Install drivespace over the whole HD - I don't think that drvspace makes
1.2Gb sized compressed drives, but drvspace drives don't have a cluster
problem...
No reformat required - all data can easily be moved accross to the drvspace
drive. Possible memory problems later...
3) Buy the latest Windows 95 OEM :- 4.00.1111 - it has FAT32 that gives a
4Kb cluster size on drives of any size - however: previons Win95 & NT4
won't be able to read drive. Also requires reformat...
4) Install NT4WS onto FAT partition. convert to NTFS. This I suppose is the
preferred solution :) - no dataloss, NT4 - cool :)
I went for option 2, but I sometimes really wish I did a #4.
Chris.
--
ch...@dbn.lia.net
<http://www.dbn.lia.net/users/chris>
Seyed <se...@cse.unsw.EDU.AU> wrote in article
<Pine.GSO.3.95.970128...@eiger.pv.unsw.EDU.AU>...
>
> Hi there,
>
> I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
> have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
> When I use 'chkdsk /f' comand in dos it says 1G is used and 200MB is free
> but when I use 'dir /s /a' it says 600MB is used and 200MB is free.
>
> I also tried win95. When I use 'disk properties' it says 1G is used and
> 200 is free but when I select all the files and directories by Explorer
> and click the properties by clicking the right mouse botton while
pointing
> to the selection, it says 600MB is the space occupied by all the files.
>
> Any one knows how I can find out what is happenning and where is that
> 400MB of my HD and how I can find it and recover it other than
reformating
> my HD please send me an email.
>
>
>Hi there,
>
>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
>have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
>When I use 'chkdsk /f' comand in dos it says 1G is used and 200MB is free
>but when I use 'dir /s /a' it says 600MB is used and 200MB is free.
>
>I also tried win95. When I use 'disk properties' it says 1G is used and
>200 is free but when I select all the files and directories by Explorer
>and click the properties by clicking the right mouse botton while pointing
>to the selection, it says 600MB is the space occupied by all the files.
>
>Any one knows how I can find out what is happenning and where is that
>400MB of my HD and how I can find it and recover it other than reformating
>my HD please send me an email.
>
>I have the whole 1.2GB in one big partition.
>
>Thanks,
>Seyed
Well, I used to have 600Mb in slack space on my 2 Gig and 300Mb on my
1 Gig! But not any more. Now its more like 60Mb and 30Mb.
You have two and a half choices to get back your slack space .....
1) The easiest option is to use drive space on your system (you know -
that disk compression utility). This uses one massive file the size of
your hard disk and so doesn't suffer from slack space.
And you thought drive space created all that space using compression!
2) This is what I did - Not for the faint hearted :-
Install the latest version of Windows 95 (OEMSR2 - version 4.00.1111
or later). This is not on release to the public except as
pre-installed on new machines (from about 4 months ago I think). It is
also on the Developer network CD "Developer Platform Disc 1 -
Operating systems" in the "\OemSr2" directory. PS If you are
installing OemSr2 over an existing, previous version of Windows you
will need to remove WIN.COM from the Windows directory.
This version of Windows allows the clusters on the hard disk to be
specified with a 32 bit value instead of silly 16 bit. Hence you can
have more clusters of smaller sizes (4K clusters instead of 32K for
example).
You will also need to reformat your hard disk to use 4K clusters.
Either :- i) The easiest way to do this is to get PartitionMagic by
Power Quest. This software will convert the clusters without removing
any existing software (you will need to do a defrag after). I believe
Microsoft also have a similar utility. ii) The only other alternative
is to back up your hard disk then fdisk it to 4K clusters and
re-format it. You lose everything on your hard disk doing this of
course.
Oh...and make sure you have copies of all your hardware drivers. And
make sure you have a boot disc with your CD Rom drivers on - Just in
case. And most important of all - make sure the boot disc works!
2.5) Wait for Windows 97. Mind you - you will probably have to do the
same as in 2 above.
Gavin.
Disclaimer : If you shag your hard disk and want someone to blame -
don't come to me. Any operation you take from the above text is purely
on your own part. After all it may just be one big joke.
32k is the right answer. Another solution, if you're still concerned
(and I sure would be!) is to move to either NT or OS/2. I believe they
all support 512 byte clusters, which will have far less lost. I also
hear that Win95 with DoubleSpace 3 can do something similar by having
files share clusters, although I can't check that for myself just now.
> With a drive that big, you should
> have 3 logical drives (C, D, and E). C and D could be around 500 mb.
> in size and E will hold what's left over. This setup will give you 8k
> clusters.
I'm not sure about this approach - a 1GB partition and a 200MB partition
would be fine, reducing the cluster size to 16k on the 1GB drive - that
alone will save around 200MB just on slack space (assuming a typical
file size distribution) - almost no loss!
--
1067 days until 1st Jan 2000, 1433 days until the next millennium
>
>Hi there,
>
>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
>have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
>When I use 'chkdsk /f' comand in dos it says 1G is used and 200MB is free
>but when I use 'dir /s /a' it says 600MB is used and 200MB is free.
>
>I also tried win95. When I use 'disk properties' it says 1G is used and
>200 is free but when I select all the files and directories by Explorer
>and click the properties by clicking the right mouse botton while pointing
>to the selection, it says 600MB is the space occupied by all the files.
>
>Any one knows how I can find out what is happenning and where is that
>400MB of my HD and how I can find it and recover it other than reformating
>my HD please send me an email.
>
>I have the whole 1.2GB in one big partition.
>
>Thanks,
I don't think it's likely, but maybe something created a lot of hidden
files. try dir /s /ah to see all hidden files on hd.
>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
>have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
>When I use 'chkdsk /f' comand in dos it says 1G is used and 200MB is free
>but when I use 'dir /s /a' it says 600MB is used and 200MB is free.
>I also tried win95. When I use 'disk properties' it says 1G is used and
>200 is free but when I select all the files and directories by Explorer
>and click the properties by clicking the right mouse botton while pointing
>to the selection, it says 600MB is the space occupied by all the files.
>Any one knows how I can find out what is happenning and where is that
>400MB of my HD and how I can find it and recover it other than reformating
>my HD please send me an email.
>I have the whole 1.2GB in one big partition.
I am not quite sure, but I think a 1.2 GB partition has 16K clusters.
The problem you have here is that not all your files are 16K = 16384
bytes in length or any multiplication of that or just a little shorter.
In fact, files never are. You have about 400MB in unused cluster space,
that is unused space in a used cluster. A file that is 100 bytes in size
uses 1 cluster and wastes 16284 bytes in that cluster.
The best way to recover a lot of that space is to use smaller partitions
to create smaller clusters. Up to about 510 MB the cluster size is 8192
bytes, so you would be much better of with 3 partitions of 400 MB each.
But BEWARE: if you use fdisk to partition your HD, it will distroy all
existing files !!
A better program to use could be Partition Magic.
Arjan
--
University of Twente
the Netherlands, Europe
email: a.kl...@student.utwente.nl (preferred)
or: kle...@cs.utwente.nl (option)
TIA
cat
> The best way to recover a lot of that space is to use smaller
> partitions to create smaller clusters. Up to about 510 MB the cluster
> size is 8192 bytes, so you would be much better of with 3 partitions
> of 400 MB each.
> A better program to use could be Partition Magic.
I will second Arjan's last comment: Partition Magic can help you
1) resize the partition without reformatting and
2) find a better cluster size.
Also, if you were willing to use HPFS or NTFS this problem would be
greatly alleviated. Both of those file systems make much better use of
your hard drive. However, both are invisible to Windows 95.
--
day++; dollar++;
#include <std_disclaimer.h>
Write a batch file like this:
@echo off
set disk=67^do while not %disk gt %@ascii[%_lastdisk]
if isdir %@char[%disk]:\ (
echos %@char[%disk]: ...^echo #>%@char[%disk]:\#
set i=%@diskfree[%@char[%disk]:]^del /q %@char[%disk]:\#
echo %@eval[%@diskfree[%@char[%disk]:]-%i] bytes/cluster )
set disk=%@eval[%disk+1]^enddo
It will tell you how big the clusters are on each of your drives
starting from C:
It may report errors on non-writable drives such as CDs, and may give
incorrect results for network drives.
--
David Cantrell - http://www.eimages.co.uk/users/davidc/
Chelmsford City FC on the web - http://www.eimages.co.uk/users/davidc/ccfc/
Chris A. Triebel <c...@sun4.iol.unh.edu> wrote in article
<Pine.SUN.3.91.97012...@sun4.iol.unh.edu>...
> Reading this thread I was wondering ... Is there an easy way to find out
> how big the clusters are? I have a 1.2 gig split into a 500meg and
> another which is the rest and currently in place as one big scratch pad
> until I have need of it.
>
> TIA
> cat
>
Does partition magic change the cluster size?
Most parttion resizers I have seen do not...
> --
>
> University of Twente
> the Netherlands, Europe
> email: a.kl...@student.utwente.nl (preferred)
> or: kle...@cs.utwente.nl (option)
--
Sincerely,
Jason Bender
Equine Research
206-814-8026
--
"Life is full of infinite absurdities,
which, strangely enough,
do not even need to appear plausible, as they are true."
Luigi Pirandello
That's incorrect. Matt Jacobs was right. A 500 Mb disk will have
8K clusters (that is, 8K in size, not in number, just in case there's
any confusion, which is doubtful, since there should be close to
64K clusters (in number), but I digress).
Opinions expressed herein are my own and may not represent those of my employer.
2K clusters (2048 bytes each) - up to 134,215,680 bytes
4K clusters (4096 bytes each) - from above to 268,431,360 bytes
8K clusters (8192 bytes each) - from above to 536,862,720 bytes
16K clusters (16384 bytes each) - from above to 1,073,725,440 bytes
CHKDSK will also tell you also.
OH MY!!
Why go to all that trouble just to find out cluster size.
CHKDSK will tell you that.
It's the line that says something like
8,192 bytes in each allocation unit
If you don't have vfat32, it's quit normal.
you have many of little files with long filenames, links etc.
1) You didn't see this files.
2) The Block ist only used for a little bit, but a used block
can't used for other datas. The rest is trash.
So... buy a new cmputer to legel get vfat32, 'stole' it, or get
an oparating system.
bye Thorsten
Thorsten Beyer, Julius-Kniese-Str.3 | Don' worry , it could be harder
D-95445 Bayreuth, Germany | and he get's Windows 95
| ...
+49 921 854382, thorste...@bth.de | WAAAAAAAAAAAAAAAHHHHHHHHHHH
Cluster size depends on the partition size. Has nothing to do with
Partition Magic.
If you're so concerned about slack space, FAT32 may fit the fill.
--
Regards
Tarkan Yetiser
VDSARG
http://home.prolog.net/~tyetiser
http://www.ccso.com
A foolish consistency is the hobgoblin of little minds...
Emerson
[snip]
Try this:
echo Y > $$test$$.xyz
dir $$test$$.xyz
As you are posting in this group I assume you're using 4DOS and 4DOS
reports how much space a file is using.
--
+---------------------------------+-----------------------------------+
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(N.B.: WWW only from within erinet.)
Matt Jacobs
Tony
----
Jason Bender <jbe...@ix.netcom.com> wrote in article
<32EE5A...@ix.netcom.com>...
> > But BEWARE: if you use fdisk to partition your HD, it will distroy all
> > existing files !!
> > A better program to use could be Partition Magic.
>
> Does partition magic change the cluster size?
> Most parttion resizers I have seen do not...
Please remove comp.os.msdos.djgpp from the Newsgroups line when
following up on this thread (along with any other newsgroup that this
thread is no longer appropriate for).
The comp.os.msdos.djgpp is for messages that are specific to the DJGPP
development system, and generic hard drive problems are not
djgpp-specific.
As a general rule, you should check for excessive or inappropriate
newsgroups when following up on a posting. This one has 25
newsgroups! The only one that appears appropriate is
comp.os.msdos.misc.
Thanks,
DJ
Matt Jacobs
--
My reply-to address is purposely mangled to thwart auto-reply bots.
Please remove the two leading underscores if you wish to reply via
e-mail.
Click on the link http://www.powerquest.com/technical/tsufdci.html and
download the program WASTEW. It may tell you where your 400MB goes.
HTH
--
=======================================================================
Peng Aun Khor Email : Mailto:Peng...@hydro.on.ca
H11 G04 Ontario Hydro Phone : (416) 592 8396
Canada M5G 1X6 Fax : (416) 592 4849
>Jason Bender wrote:
>>
>> > But BEWARE: if you use fdisk to partition your HD, it will distroy all
>> > existing files !!
>> > A better program to use could be Partition Magic.
>>
>> Does partition magic change the cluster size?
>> Most parttion resizers I have seen do not...
>I have no ideea. I used FIPS and after that formatted the 2 new
>partitions.Although the cluster size changed,I still have troubles... I
>have two 600 MB partitions...
>Time for an OS change...
>--
i made very bad experiences with fips. try partition magic. its COOL.
btw: dividing a 1.2gig disk into 2x600 is a really bad choice. nicer
solutions are 1023+rest or 511+511+rest.
martin.
>tudor 'at' cam 'dot' org
>'This is Scott Nudds of the Borg. C is irrelevant.'
--------------------------------------------------
--- email: martin....@post.rwth-aachen.de ---
--- "Friends don't let friends drive Fords" ---
--------------------------------------------------
>David Cantrell wrote:
>>
>> "Chris A. Triebel" <c...@sun4.iol.unh.edu> wrote:
>>
>> >Reading this thread I was wondering ... Is there an easy way to find out
>> >how big the clusters are? I have a 1.2 gig split into a 500meg and
>> >another which is the rest and currently in place as one big scratch pad
>> >until I have need of it.
>>
>> Write a batch file like this:
>>
>> @echo off
>> set disk=67^do while not %disk gt %@ascii[%_lastdisk]
>> if isdir %@char[%disk]:\ (
>> echos %@char[%disk]: ...^echo #>%@char[%disk]:\#
>> set i=%@diskfree[%@char[%disk]:]^del /q %@char[%disk]:\#
>> echo %@eval[%@diskfree[%@char[%disk]:]-%i] bytes/cluster )
>> set disk=%@eval[%disk+1]^enddo
>OH MY!!
>Why go to all that trouble just to find out cluster size.
>CHKDSK will tell you that.
yes, but his ability to write batchfiles is impressing, isn't it?
we should call him 'batchelor'
:-)
martin.
>btw: dividing a 1.2gig disk into 2x600 is a really bad choice. nicer
>solutions are 1023+rest or 511+511+rest.
or 400+400+400
Arjan
Thorsten Beyer <thorste...@bth.de> wrote in article
<32EE13...@bth.de>...
I skipped DriveSpace altogether... I've done the compressed drive thing
before...never really liked it. I did, however do the Partition Magic
thing...VERY IMPRESSIVE! After a few hours, I got back almost 400 MB I
didn't have when I started. Highly recommended!
If your drive is nearly full, like mine was, you'll need to do several
iterations, but it's worth it.
|************* PLEASE NOTE OUR NEW E-MAIL & WWW ADDRESSES
***************|
Patrick J. Tierney, P. Eng.
E-mail: p...@projexis.ca
WWW Homepage: http://www.projexis.ca/
Internet Phone: The Lab...@pub1.ipn.vocaltec.com
|========================================================================|
Use: Dir /v
Thank you Peng for this useful information. It not only allowed me to
identify the extent of the problem but it also led me (indirectly, via
PowerQuest) to Computer Express (www.cexpress.com) which appears to be
an excellent on-line source of a wide range of products.
Peter Nash, Bermuda
"Lost in the Bermuda Triangle"
>|"Chris A. Triebel" <c...@sun4.iol.unh.edu> wrote:
>|
>|>Reading this thread I was wondering ... Is there an easy way to find out
>|>how big the clusters are? I have a 1.2 gig split into a 500meg and
>|>another which is the rest and currently in place as one big scratch pad
>|>until I have need of it.
>|
>|Write a batch file like this:
>|
>|@echo off
>|set disk=67^do while not %disk gt %@ascii[%_lastdisk]
>|if isdir %@char[%disk]:\ (
>|echos %@char[%disk]: ...^echo #>%@char[%disk]:\#
>|set i=%@diskfree[%@char[%disk]:]^del /q %@char[%disk]:\#
>|echo %@eval[%@diskfree[%@char[%disk]:]-%i] bytes/cluster )
>|set disk=%@eval[%disk+1]^enddo
>|
>|It will tell you how big the clusters are on each of your drives
>|starting from C:
>|
>|It may report errors on non-writable drives such as CDs, and may give
>|incorrect results for network drives.
Simply running good old CHKDSK will give you the # bytes in each
allocation unit (cluster).
Regards,
Mark R.
mres...@wizvax.net,
..@compuserve.com
=======================
If you run a DOS chkdsk or Win95 scandisk on your drive, it will show you
the number of bytes in each file allocation unit. On my 1.6 GIG and 2.1
GIG drives, it's 32K in each allocation unit. On my 545 Meg HD, they're
16K. On a 1.4 Meg floppy, they are 512 bytes.
Each file on your HD takes up at least 1 file allocation unit minimum,
regardless of the file size. If you have a 1.6 GIG drive, for example, a
text file contaning only the word "hello" (5 bytes) takes up 32K! Assuming
all file sizes on a given HD don't take on any particular pattern, the
average wasted space is your file allocation size divided by two.
To get the amount of wasted space on your drive, take the total number of
files on your HD and multiply by the file allocation size divided by two.
That's where your "mystery" space is going.
There are four solutions to the data storage problem.
The first is to partition your HD (using FDISK) into smaller partitions to
decrease the size of each allocation unit. For example, if I partitioned
my 2.1 GIG drive into 4 525 Meg drives, I would cut my file allocation unit
size in half. The problem with that approach is that when you FDISK a
drive, it erases all the information on it and you need to reformat each
partition. Plus, you will now have drive letters of C, D, E, and F
(alphabet soup).
The second solution is to move up to Windows NT or the 2nd version of
Win95. These both have the Fat32 file system that eliminates the limit on
the number of file allocation units for each HD partition. The drawbacks
here is that NT is a memory hog and the second Win95 version (I've found)
is a little bit buggy.
The third solution is to create a compressed volume on your HD using
Win95's DriveSpace (or Stacker). The drawback here is that there's
increased CPU usage when storing and retrieving data to/from the compressed
drive, plus you need to set up additional drive letters for each compressed
volume (alphabet soup).
The final solution is the one that I use. Just slap a bigger HD in your
system, they're cheap.
--
John Baumbach
Maker of these fine Delphi custom components:
* TMovingButton * Scrolling Background
* TCapsEdit * TGradButton
http://www.vcnet.com/mantis
sothis <sot...@voicenet.com> wrote in article
<32ed4d8f...@netnews.voicenet.com>...
> On Tue, 28 Jan 1997 10:59:12 +1100, Seyed <se...@cse.unsw.EDU.AU>
> wrote:
>
> >
> >Hi there,
> >
> >I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
> >have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
> >When I use 'chkdsk /f' comand in dos it says 1G is used and 200MB is
free
> >but when I use 'dir /s /a' it says 600MB is used and 200MB is free.
> >
> >I also tried win95. When I use 'disk properties' it says 1G is used and
> >200 is free but when I select all the files and directories by Explorer
> >and click the properties by clicking the right mouse botton while
pointing
> >to the selection, it says 600MB is the space occupied by all the files.
> >
> >Any one knows how I can find out what is happenning and where is that
> >400MB of my HD and how I can find it and recover it other than
reformating
> >my HD please send me an email.
> >
> >I have the whole 1.2GB in one big partition.
> >
> >Thanks,
>
> I don't think it's likely, but maybe something created a lot of hidden
> files. try dir /s /ah to see all hidden files on hd.
>
>
>The 32 k clusters are definitely a problem. Another problem may be lost
>clusters: basically temporary files that got lost during a crash or
>improper powerdown. May want to take a look at your disk with something
>like Norton Utilities.
These questions are not relevant to the VxD newsgroup.
Please cross-post carefully.
And, yes, I know I'm cross-posting.
Ralph
>
>You are wrong again it's 16k clusters
>
He said he has a 1.2 GB disk. That breaks the 1GB boundary. He's into
32k clusters. I had the same before I went to FAT32.
Cheers,
Steve.
>
>The second solution is to move up to Windows NT or the 2nd version of
>Win95. These both have the Fat32 file system
actually only Windows 95 OSR2 has the FAT32 file system. Windows NT uses
NTFS (all versions) or HPFS (3.1, 3.50 or 3.51)
I misread your post. I though you talking about the original guy's
1.2GB disk. However, your still wrong because 500MB partitions will
have 8k clusters. After 512 they go up to 16k.
Cheers again,
Steve
I currently have my 1.1Gb drive (actually 1.01, I wish they would quote
the size in 'real'Mb) spilt as 420 + 420 + the rest.
I'd like to go to 500 + 500 + rest and use the small partition for temp
files (this way I can enable a write cache on them without risking the
integrety of other data).
--
David James Spillett
ad...@djspillett.demon.co.uk
Preserve wildlife:
pickle a squirrel!
Turnpike evaluation. For information, see http://www.turnpike.com/
Yi Ren <yr...@acxiom.com> wrote in article
<01bc0d49$9acdbf00$99096e87@yren>...
> partition size under 127MB, cluster size is 2k
> partition size from 128MB to 255MB, cluster size is 4k
> partition size from 256MB to 511MB, cluster size is 8k
> partition size from 512MB to 1023MB, cluster size is 16k
> partition size from 1GB to 2GB, cluster size is 32k.
> .
> .
Hmmm. Wonder why I thought there was a different cluster size for
partitions of less than 16MB? Has the 12 bit FAT disappeared?
>Any idea where I can get this partition magic from (in the UK), and what
>it costs.
>
www.powerquest.com is their home page.
Charlie...
Geoffrey Faivre-Malloy
geof...@workmail.com
David James Spillett <Ad...@djspillett.demon.co.uk> wrote in article
<iJ$neAArp...@djspillett.demon.co.uk>...
> In article <32F0E8...@projexis.ca>, "Patrick J. Tierney"
> <p...@projexis.ca> writes
> >I skipped DriveSpace altogether... I've done the compressed drive thing
> >before...never really liked it. I did, however do the Partition Magic
> >thing...VERY IMPRESSIVE! After a few hours, I got back almost 400 MB I
> >didn't have when I started. Highly recommended!
> >
> Any idea where I can get this partition magic from (in the UK), and what
> it costs.
>
>In article <32F0E8...@projexis.ca>, "Patrick J. Tierney"
><p...@projexis.ca> writes
>>I skipped DriveSpace altogether... I've done the compressed drive thing
>>before...never really liked it. I did, however do the Partition Magic
>>thing...VERY IMPRESSIVE! After a few hours, I got back almost 400 MB I
>>didn't have when I started. Highly recommended!
>>
>Any idea where I can get this partition magic from (in the UK), and what
>it costs.
>
>I currently have my 1.1Gb drive (actually 1.01, I wish they would quote
>the size in 'real'Mb) spilt as 420 + 420 + the rest.
>
>I'd like to go to 500 + 500 + rest and use the small partition for temp
>files (this way I can enable a write cache on them without risking the
>integrety of other data).
>
>
>--
>David James Spillett
>ad...@djspillett.demon.co.uk
> Preserve wildlife:
> pickle a squirrel!
>
>Turnpike evaluation. For information, see http://www.turnpike.com/
If you think this is a one-time thing and you don't wish to buy
Partition Magic only to use it a single time, AND you don't mind doing
a some stuff by hand, there is a free program that might work for you.
It's called Partition Resizer. You can find it at SimTel
http://oak.oakland.edu/simtel.net/msdos/diskutil-pre.html
under the file nam presznnn.zip (nnn = 112 as I write this).
From what you've posted, it would seem that you don't need to cross
over any cluster boundaries, (i.e., your cluster size would remain at
8k), so there wouldn't be any tricky stuff presizer would have to do
with the FAT tables and your file locations. It is similar to what I
did over the weekend, and presizer worked fine for me. YMMV, of
course. I'm sure you don't need to be told this, but it doesn't hurt
to say it anyway: RTFM carefully and completely before you start
mucking around with partition resizing.
Hope it helps you.
John W. Brogan
>On Tue, 28 Jan 1997 10:59:12 +1100, Seyed <se...@cse.unsw.EDU.AU>
>wrote:
>
>>
>>Hi there,
>>
>>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
>>have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
>> <snip>
>>Any one knows how I can find out what is happenning and where is that
>>400MB of my HD and how I can find it and recover it other than reformating
>>my HD please send me an email.
>>
>>I have the whole 1.2GB in one big partition.
>>
>>Thanks,
>
>I don't think it's likely, but maybe something created a lot of hidden
>files. try dir /s /ah to see all hidden files on hd.
>
Could be. But NOT the whole 400MB.
I think it's something to do with block size i.e. the smallest chunk
of data that is used to store your files. I think it will be 32kB on
your harddisk looking at the size of it. So when you put a file of say
4500 bytes on it, you will use in effect 32768 bytes. If you have a
lot of small files, your disk will fill up quickly. It has to do with
the way DOS (no matter what version, including DOS7 for Win95) is
storing files on your disk. There is no way around it. A directory
also takes 32k, so try and reduce the number of subdir's on your disk.
A rule of thumb: do a dir/s/w look at the total of files, multiply by
half the block size (in your case probably 16k) and you should be
pretty close to th amount of bytes you're "missing". Strange as it may
sound, reformatting your disk is a way to recover it, make two
partitions (of four) so your block size will be smaller. The other way
is to use a bootloader program from your harddisk manufacturer, but
this includes reformatting the drive I'm afraid. Sorry.
e.
Not all is lost. I used PartitionMagic on my two gig partition and it
recovered 100mb of space. It use the 16k cluster size. If he were to
break it down even further, he might be able to recover more space.
Although he might have 4 partitions!! Now, I did it on the fly with
no reinstallation at all. Of course, backup important data. Now,
400mb is a lot to lose. Good luck.
--
"The Dragon and Phoenix, birds of fire, are pure as good or evil" -
DarkNite
> On Tue, 28 Jan 1997 00:52:37 GMT, sot...@voicenet.com (sothis) wrote:
>
> >On Tue, 28 Jan 1997 10:59:12 +1100, Seyed <se...@cse.unsw.EDU.AU>
> >wrote:
> >
> >>
> >>Hi there,
> >>
> >>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
> >>have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
> >> <snip>
> >>Any one knows how I can find out what is happenning and where is that
> >>400MB of my HD and how I can find it and recover it other than reformating
> >>my HD please send me an email.
> >>
> >>I have the whole 1.2GB in one big partition.
> >>
> >>Thanks,
> >
> >I don't think it's likely, but maybe something created a lot of hidden
> >files. try dir /s /ah to see all hidden files on hd.
> >
> Could be. But NOT the whole 400MB.
>
> I think it's something to do with block size i.e. the smallest chunk
> of data that is used to store your files. I think it will be 32kB on
> your harddisk looking at the size of it. So when you put a file of say
> 4500 bytes on it, you will use in effect 32768 bytes. If you have a
> lot of small files, your disk will fill up quickly. It has to do with
> the way DOS (no matter what version, including DOS7 for Win95) is
> storing files on your disk. There is no way around it. A directory
> also takes 32k, so try and reduce the number of subdir's on your disk.
> A rule of thumb: do a dir/s/w look at the total of files, multiply by
> half the block size (in your case probably 16k) and you should be
> pretty close to th amount of bytes you're "missing". Strange as it may
> sound, reformatting your disk is a way to recover it, make two
> partitions (of four) so your block size will be smaller. The other way
> is to use a bootloader program from your harddisk manufacturer, but
> this includes reformatting the drive I'm afraid. Sorry.
> e.
Another thing you might do is run ScanDisk or Norton Disk Doctor on the
drive. I had a drive that was missing about 150megs. I ran Norton on it
and it found those 150megs in lost chains. Sectors of the drive that were
once used and the file system lost track of. It usually happens when you
delete files.
However, I do agree with Edwin. You should probably check your block size.
It has to do with the formatting of the drive. There is a maximum number
of blocks available for each partition. If a partition with a specified
blocksize will require more blocks than that maximum the partitioning
software will bump up the block size to the next interval. Giving you
fewer, but larger, blocks.
> Ben
--------------------====================================--------------------
Ben Ceschi "It's a magical world, Hobbes ol' buddy..."
i...@zippy.sonoma.edu "...let's go exploring!"
ben_c...@broder.com -Calvin
Adrian Wells <awe...@csee.usf.edu> wrote in article
<33285D...@csee.usf.edu>...
> >
> > On Tue, 28 Jan 1997 00:52:37 GMT, sot...@voicenet.com (sothis) wrote:
> >
> > >On Tue, 28 Jan 1997 10:59:12 +1100, Seyed <se...@cse.unsw.EDU.AU>
> > >wrote:
> > >
> > >>
> > >>Hi there,
> > >>
> > >>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
> > >>have 1.2G HD. Recently I realised that about 400MB of my HD is
missing.
> > >> <snip>
> > >>Any one knows how I can find out what is happenning and where is that
> > >>400MB of my HD and how I can find it and recover it other than
reformating
> > >>my HD please send me an email.
> > >>
> > >>I have the whole 1.2GB in one big partition.
> > >>
> > >>Thanks,
> > >
> > >I don't think it's likely, but maybe something created a lot of hidden
> > >files. try dir /s /ah to see all hidden files on hd.
> > >
On Wed, 12 Mar 1997 22:22:40 GMT, el...@xs4all.nl (Edwin van Boven)
wrote:
>On Tue, 28 Jan 1997 00:52:37 GMT, sot...@voicenet.com (sothis) wrote:
>
>>On Tue, 28 Jan 1997 10:59:12 +1100, Seyed <se...@cse.unsw.EDU.AU>
>>wrote:
>>
>>>
>>>Hi there,
>>>
>>>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
>>>have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
>>> <snip>
>>>Any one knows how I can find out what is happenning and where is that
>>>400MB of my HD and how I can find it and recover it other than reformating
>>>my HD please send me an email.
>>>
>>>I have the whole 1.2GB in one big partition.
>>>
>>>Thanks,
>>
>>I don't think it's likely, but maybe something created a lot of hidden
>>files. try dir /s /ah to see all hidden files on hd.
>>
>In article <33272b4e...@news.xs4all.nl>, el...@xs4all.nl (Edwin van
>Boven) wrote:
>> On Tue, 28 Jan 1997 00:52:37 GMT, sot...@voicenet.com (sothis) wrote:
>>
>> >On Tue, 28 Jan 1997 10:59:12 +1100, Seyed <se...@cse.unsw.EDU.AU>
>> >wrote:
>> >
>> >>
>> >>Hi there,
>> >>
>> >>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
>> >>have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
>> >> <snip>
>> >>Any one knows how I can find out what is happenning and where is that
>> >>400MB of my HD and 888snip***
There's a shareware program (forget the name but believe its available
in the PC World library) that tells you how much space is actually
wasted. For your size, that might be 200M (4500 sounds high.) To
recapture a lot of that, I'd suggest Partition Magic - it allows you
to parttion without erasing data as FDISK will do. Make partitions
just smaller than the breakpoints for block size (eg. you might do a
450 and 3 250's)
Of course, you could also find Win95 OSR2 or Partition Magic 3.0, both
use FAT32 which would eliminate the large block size (and Win3.1 and DOS
as well). Or use drivespace but use 0% compression. That would also
decrease your block size and let you keep everything
Martin
andre'
=======================
[snip]
>Hi there,
>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
>have 1.2G HD. Recently I realised that about 400MB of my HD is missing.
>Any one knows how I can find out what is happenning and where is that
>400MB of my HD and how I can find it and recover it other than reformating..
***********
NT installation takes care of your old partitions and transforms them to
new style
>my HD please send me an email.
>I have the whole 1.2GB in one big partition.
etc. etc..
[snip]
Martin Atencio <mar...@ix.netcom.com> wrote in article
<3329E5...@ix.netcom.com>...
> Adrian Wells wrote:
> >
> > >
> > > On Tue, 28 Jan 1997 00:52:37 GMT, sot...@voicenet.com (sothis) wrote:
> > >
> > > >On Tue, 28 Jan 1997 10:59:12 +1100, Seyed <se...@cse.unsw.EDU.AU>
> > > >wrote:
> > > >
> > > >>
> > > >>Hi there,
> > > >>
> > > >>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
> > > >>have 1.2G HD. Recently I realised that about 400MB of my HD is
missing.
> > > >> <snip>
> > > >>Any one knows how I can find out what is happenning and where is
that
> > > >>400MB of my HD and how I can find it and recover it other than
reformating
> > > >>my HD please send me an email.
> > > >>
> > > >>I have the whole 1.2GB in one big partition.
> > > >>
> > > >>Thanks,
> > > >
> > > >I don't think it's likely, but maybe something created a lot of
hidden
> > > >files. try dir /s /ah to see all hidden files on hd.
> > > >
> > Your problem sounds like your FAT tables are really FAT. Try making
> > more partitions... I have a 1.6gig in five partitions.
> >
> > --
> > "The Dragon and Phoenix, birds of fire, are pure as good or evil" -
> > DarkNite
>
> Of course, you could also find Win95 OSR2 or Partition Magic 3.0, both
> use FAT32 which would eliminate the large block size (and Win3.1 and DOS
> as well). Or use drivespace but use 0% compression. That would also
> decrease your block size and let you keep everything
Partition Magic will not re-partition using FAT32 unless you have the OSR2
installed on your machine. It does claim to repartition a FULL (more or
less)
disk and re-link your files. Of course this sounds crazy, so I have not
tried it. :-)
BTW, on a 1.2 Gb drive, you have 32K clusters, meaning that each file will
take
up a number (>0) of 32K clusters. If the file size is reported to be 10Kb,
it is actually taking up 32Kb)
The Partition Magic book (and all the other Partition Magics of the world)
claims
you can have up to 40% disk space loss with 32Kb clusters. (ie 400Meg out
of
1.2 GB)
Alex
If none of these apply to you, use FDISK to be sure you partitioned the
drive properly. I had the same problem once and did not find it out
until I found I was missing storage space. I had to back up the drive
to tape and then repartiton the drive properly.
One large partition on a large hard drive gives you a mimimum file size
of 32 KB. Any small file will still be 32 KB. Any file just over 32KB
will take 64 KB, ETC. I have seen up to 20% space lost because of this
problem. Partitioning your hard drive cuts this loss. The more
partitions, the better the savings. The break point are in multiples
(2X) of 127 MB (127 MB, 255 MB, ETC).
--
X-Signature: and...@adnc.com
.
The message I'm following up to has *26* newsgroups in it,
most of which are INAPPROPRIATE!
PLEASE EDIT THE NEWSGROUPS LIST WHEN YOU REPLY TO A POSTING!
For those of you who can't handle the really long newsgroups line,
here's a broken down list of all the newsgroups that have to put up
with this discussion about DOS FAT hard drive layouts.
comp.os.ms-windows.nt.misc
comp.os.ms-windows.nt.setup.hardware
comp.os.ms-windows.nt.pre-release
comp.os.ms-windows.nt.software.backoffice
comp.os.ms-windows.nt.setup.misc
comp.os.ms-windows.nt.software.compatibility
comp.os.ms-windows.pre-release
comp.os.ms-windows.programmer.graphics
comp.os.ms-windows.programmer.memory
comp.os.ms-windows.programmer.nt.kernel-mode
comp.os.ms-windows.programmer.ole
comp.os.ms-windows.programmer.tools.misc
comp.os.ms-windows.programmer.tools.owl
comp.os.ms-windows.programmer.tools.mfc
comp.os.ms-windows.programmer.vxd
comp.os.ms-windows.programmer.win32
comp.os.ms-windows.setup.win3x
comp.os.ms-windows.video
comp.os.ms-windows.setup.win95
comp.os.ms-windows.win95.setup
comp.os.ms-windows.win95.misc
comp.os.msdos.apps
comp.os.msdos.4dos
comp.os.msdos.djgpp
comp.os.msdos.misc
Firstly, I agree that NTFS formating under NT will eliminate the
waste space due to cluster size, however it will also render the
partition unreadable to anything but NT. The dos and win95 installs
will become inoperable.
My suggestion would be to try the basics first :- run scandisk
(either win95 or dos 6.22 version) and recover any 'lost' clusters. I
have seen hard drives with several hundred megs of 'space' tied up in
lost clusters. A lost cluster typically occurs when an application
gets disk space allocated (for files or temporary storage) and then
crashes before the file is stored or temp storage is released. The
space is technically allocated but not attached to any file. Chkdsk or
scandisk or windows 95 error-checking will recover this space.
It takes just a few seconds to run and may be all you need.
Since you have dos6.2 installed, I recommend you try DirSize, available
from -
http://www.ozemail.com.au/~launch
It will show you where the space is being wasted, fast.
Regards,
Simon
--
Crystal Software Email: mailto:s...@tusc.com.au
2 / 9 Woodbine Court Voice: +61-3 9840-4492 (Business hours
EST-10EDT)
Wantirna, Victoria 3152 Products: ZeroIn,DirSize,LFNbat,Launch,DirDate
Australia *** Checkout-> Web Site: http://www.ozemail.com.au/~launch
>
>If none of these apply to you, use FDISK to be sure you partitioned
the
>drive properly. I had the same problem once and did not find it out
>until I found I was missing storage space. I had to back up the drive
>to tape and then repartiton the drive properly.
>
>One large partition on a large hard drive gives you a mimimum file
size
>of 32 KB. Any small file will still be 32 KB. Any file just over
32KB
>will take 64 KB, ETC. I have seen up to 20% space lost because of this
>problem. Partitioning your hard drive cuts this loss. The more
>partitions, the better the savings. The break point are in multiples
>(2X) of 127 MB (127 MB, 255 MB, ETC).
>--
>X-Signature: and...@adnc.com
>
>.
I used a third party partitioning software, MaxBlast from Maxtor, to
format a large Maxtor HD I bought. At first, things seemed ok, but
there got to be an increasing number of odd problems. One was constant
virus messages which Nortons said might be because of the partitioning
SW. Another was that phantom drives began to appear, MaxBlast reported
something like 20. And then real drives went away, fortunately to come
back. When that happened, I backed up to tape and went back to fdisk,
repartitioned and all of the problems disappeared
This also happened to me - I was writing directly to the partition
table and DOS objected and nicked several hundred meg in the process.
I suppose you have taken into account wastage through cluster size...?
-----------------------------------------------------
"640K should be enough for anybody" -- Bill Gates
to...@zetnet.co.uk
-----------------------------------------------------
PS ANY BODY HEARD ABOUT A VIRUS THAT'S SUPPOSE TO HIT APRIL 1,1997 I THINK
IT'S CALLED YUKON3 OR SOMETHING..
it hangs en ik can do noting acept to turn it of..
please can someone help me????
--
Edwin Roos
Adrian Wells <awe...@csee.usf.edu> schreef in artikel
<33285D...@csee.usf.edu>...
> >
> > On Tue, 28 Jan 1997 00:52:37 GMT, sot...@voicenet.com (sothis) wrote:
> >
> > >On Tue, 28 Jan 1997 10:59:12 +1100, Seyed <se...@cse.unsw.EDU.AU>
> > >wrote:
> > >
> > >>
> > >>Hi there,
> > >>
> > >>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
> > >>have 1.2G HD. Recently I realised that about 400MB of my HD is
missing.
> > >> <snip>
> > >>Any one knows how I can find out what is happenning and where is that
> > >>400MB of my HD and how I can find it and recover it other than
reformating
> > >>my HD please send me an email.
> > >>
> > >>I have the whole 1.2GB in one big partition.
> > >>
> > >>Thanks,
> > >
> > >I don't think it's likely, but maybe something created a lot of hidden
> > >files. try dir /s /ah to see all hidden files on hd.
> > >
> Your problem sounds like your FAT tables are really FAT. Try making
> more partitions... I have a 1.6gig in five partitions.
>
> --
> "The Dragon and Phoenix, birds of fire, are pure as good or evil" -
> DarkNite
>
> Use partition Magic version 3.0 ( don't format your harddisk ); This to
unhide your harddiskpartition, or re-organizing your harddisk with 3
partitions. each under 500MB.
Adrian Wells <awe...@csee.usf.edu> schreef in artikel
<33285D...@csee.usf.edu>...
> >
> > On Tue, 28 Jan 1997 00:52:37 GMT, sot...@voicenet.com (sothis) wrote:
> >
> > >On Tue, 28 Jan 1997 10:59:12 +1100, Seyed <se...@cse.unsw.EDU.AU>
> > >wrote:
> > >
> > >>
> > >>Hi there,
> > >>
> > >>I have dos6.2, win3.1, win95 installed on my Pentium 90 computer. I
> > >>have 1.2G HD. Recently I realised that about 400MB of my HD is
missing.
> > >> <snip>
> > >>Any one knows how I can find out what is happenning and where is that
> > >>400MB of my HD and how I can find it and recover it other than
reformating
> > >>my HD please send me an email.
> > >>
> > >>I have the whole 1.2GB in one big partition.
> > >>
> > >>Thanks,
> > >
> > >I don't think it's likely, but maybe something created a lot of hidden
> > >files. try dir /s /ah to see all hidden files on hd.
> > >
> Your problem sounds like your FAT tables are really FAT. Try making
> more partitions... I have a 1.6gig in five partitions.
>
> --
> "The Dragon and Phoenix, birds of fire, are pure as good or evil" -
> DarkNite
>
>Making more partitions, each under 500MB (FAT-system).