Rink Springer <[EMAIL PROTECTED]> writes:
> Hi,
>
> On Thu, Dec 14, 2006 at 01:21:24PM +0200, Uladzislau Rezki wrote:
>> ad0 is a character device. Why ad0 isn't a block device?
>
> FreeBSD 5 and up no longer make a distinction between character/block
> devices. More information on this subject ca
Hi,
On Thu, Dec 14, 2006 at 01:21:24PM +0200, Uladzislau Rezki wrote:
> ad0 is a character device. Why ad0 isn't a block device?
FreeBSD 5 and up no longer make a distinction between character/block
devices. More information on this subject can be found in "The Design
and Implementation of the Fr
Julian Elischer <[EMAIL PROTECTED]> wrote:
> we couldn't find any reason th have block devices except in teh case for
> exporting the nodes via NFS.
>
> The buffer caching is done at teh filesystem level, and raw-io is faster
> with the raw device, so it was complicating the code without giving
> I saw an old message in 1999 freebsd-hackers archive that said that block
> devices were being replaced from freebsd. I tried to follow the trail of
> the message but could not find anything more...Also I could not find
> any bdevsw[] in the code. I shall be thankful if anyone could give any
we couldn't find any reason th have block devices except in teh case for
exporting the nodes via NFS.
The buffer caching is done at teh filesystem level, and raw-io is faster
with the raw device, so it was complicating the code without giving us any
real advantage.. If you need a cached device
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