Maximal number of vn devices

[Vulpes Velox]

Hi! 

I don't know the answer to the question, but ye would probally have better luck on questions at freebsd.org.

On Wed, 16 Apr 2003 15:21:06 +0200
Piotr Patronik <pepe at residue.ict.pwr.wroc.pl> wrote:

> Hi all,
> 
> I don't know if this is right group...
> But:
> I have about 200-300 CD-ROM images, that I would like to mount
> and export over Samba for Windows clients.
> 
> Now I do it with simple script:
> 
> mknod /dev/fileN 43 N
> vnconfig /dev/fileN /somewhere/fileN
> mount -t cd9660 /dev/fileN /somewhere-else/fileN
> 
> Problem is in generation of N numbers.
> Now, I generate them, and I get:
> 
> 0x1000E0
> 0x1000E8
> 0x1000F0
> 0x1000F8
> 0x200010
> 0x200018
> ...
> 0x800050
> 0x800058
> 0x800060
> ...
> 0x2000010
> vnconfig: VNIOCATTACH: Device busy (this message is generated by mount)
> 
> Questions are: what is maximal number of devices I can configure,
> and what is the key to generate numbers for special files.
> 
> TIA,
> 
> Piotr Patronik
> 
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