Setting up a virtual disk - Was: Re: [AccessD] Setting up a r am disk

Drew Wutka DWUTKA at marlow.com
Sat Apr 26 14:14:06 CDT 2003


So why do you need to format it?  Why not just use a different drive, and
partition it?

Drew

-----Original Message-----
From: Shamil Salakhetdinov
To: accessd at databaseadvisors.com
Sent: 4/26/03 3:59 AM
Subject: Re: Setting up a virtual disk - Was: Re: [AccessD] Setting up a ram
disk

> You can't 'format' a SUBST drive, because it's
> already part of another drive
Yes, I know, this is why I'm looking for a virtaul drive solution...

Shamil

----- Original Message -----
From: "Drew Wutka" <DWUTKA at marlow.com>
To: <accessd at databaseadvisors.com>
Sent: Saturday, April 26, 2003 3:28 AM
Subject: RE: Setting up a virtual disk - Was: Re: [AccessD] Setting up a
ram
disk


> Yes, there is a double directory structure, so you can get to the
files
> either through their true path, or their 'virtual' path.  What are you
> trying to do?  The only real difference is formatting, which I think
you
had
> in your original post.  You can't 'format' a SUBST drive, because it's
> already part of another drive.
>
> Drew
>
> -----Original Message-----
> From: Shamil Salakhetdinov [mailto:shamil at smsconsulting.spb.ru]
> Sent: Friday, April 25, 2003 6:17 PM
> To: accessd at databaseadvisors.com
> Subject: Re: Setting up a virtual disk - Was: Re: [AccessD] Setting up
a
ram
> disk
>
>
> > It's like a blank drive.
> Drew,
>
> It's not like a blank drive - it's just like a drive letter... And I
need
a
> drive. Virtual drive with a logical drive letter. With file structure
inside
> it. Real file structure. In the case of SUBST a drive letter is
assigned
to
> a directory. And files (or subdirs) are created  within the file
structure
> of the physical disk, which directory is used in SUBST...
>
> A virtual disk has its own file structure. Like RAMDisk. But RAMDisk
uses
> RAM to simulate a disk and a virtual disk uses a file.
>
> Shamil
>
> ----- Original Message -----
> From: "Drew Wutka" <DWUTKA at marlow.com>
> To: <accessd at databaseadvisors.com>
> Sent: Saturday, April 26, 2003 1:59 AM
> Subject: RE: Setting up a virtual disk - Was: Re: [AccessD] Setting up
a
ram
> disk
>
>
> > It will have whatever structure you give it.  It's like a blank
drive.
> >
> > Drew
> >
> > -----Original Message-----
> > From: Shamil Salakhetdinov [mailto:shamil at smsconsulting.spb.ru]
> > Sent: Friday, April 25, 2003 4:52 PM
> > To: accessd at databaseadvisors.com
> > Subject: Re: Setting up a virtual disk - Was: Re: [AccessD] Setting
up a
> ram
> > disk
> >
> >
> > THNX for your info Lambert,
> >
> > But what I need is a virtual drive with its own directory/file
structure
> not
> > just logical drive letter...
> >
> > Shamil
> >
> > ----- Original Message -----
> > From: "Heenan, Lambert" <Lambert.Heenan at AIG.com>
> > To: <accessd at databaseadvisors.com>
> > Sent: Saturday, April 26, 2003 12:39 AM
> > Subject: RE: Setting up a virtual disk - Was: Re: [AccessD] Setting
up a
> ram
> > disk
> >
> >
> > > Shamil,
> > >
> > > SUBST is all you need - it's been part of MS-DOS since version
2.0.
> > >
> > > Create a folder on any existing drive.
> > >
> > > Issue the command
> > >    SUBST X: Y:\Folder
> > >
> > > where X is the drive letter you want to create and Y:\Folder
points to
> the
> > > folder you will use as your virtual drive.
> > >
> > > If will use whatever file system exists on the drive hosting the
> folder -
> > > you cannot format the virtual drive.
> > >
> > > To get rid of the virtual drive (does NOT delete any files) use
> > >    SUBST X: /D
> > >
> > > Lambert
> > >
> > >
> > > > -----Original Message-----
> > > > From: Shamil Salakhetdinov [SMTP:shamil at smsconsulting.spb.ru]
> > > > Sent: Friday, April 25, 2003 4:08 PM
> > > > To: accessd at databaseadvisors.com
> > > > Subject: OT: Setting up a virtual disk - Was: Re: [AccessD]
Setting
> > > > up a ram disk
> > > >
> > > > It's Friday - and I wanted to have a virtual disk - something
like:
> > > >
> > > > -  create a file;
> > > > - assign a logical drive letter to it;
> > > > - use this virtual(/logical) drive as if it were a real disk
i.e.
> format
> > > > it,
> > > > create a file system (FAT or NTFS) on it, directory structure,
files
> > etc.
> > > >
> > > > RAMDisk from Q257405 isn't good choice for my wish because I
wanted
to
> > > > have
> > > > as big as possible virtual disk - limited to the size of the
drive
on
> > > > which
> > > > its file will be located...
> > > >
> > > > I hope there is somewhere a driver for such a virtual disk for
> > > > Windows2000,
> > > > anybody?
> > > >
> > > > Am I missing something obvious?
> > > >
> > > > TIA for any info,
> > > > Shamil
> > > >
> > > > ----- Original Message -----
> > > > From: "Bobby Heid" <bheid at appdevgrp.com>
> > > > To: <accessd at databaseadvisors.com>
> > > > Sent: Friday, April 25, 2003 6:43 PM
> > > > Subject: RE: [AccessD] Setting up a ram disk
> > > >
> > > >
> > > > > Also, check out MS KB article Q257405 for creating one under
windows
> > > > 2000.
> > > > >
> > > > > Bobby
> > > > >
> > > > > -----Original Message-----
> > > > > From: accessd-bounces at databaseadvisors.com
> > > > > [mailto:accessd-bounces at databaseadvisors.com]On Behalf Of John
W.
> > Colby
> > > > > Sent: Friday, April 25, 2003 10:15 AM
> > > > > To: AccessD
> > > > > Subject: [AccessD] Setting up a ram disk
> > > > >
> > > > >
> > > > > Does anyone know how to set up a ram disk in a batch file and
run
it
> > > > when
> > > > > windows starts?  Help to do that?
> > > > >
> > > > > John W. Colby
> > > > > Colby Consulting
> > > > > www.ColbyConsulting.com
> > > > > -----------------------------------------------------
> > > >
> > > >
> > > > _______________________________________________
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> >
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