Re: RT patch acceptance

Bill Huey
2005-05-28T10:30:30Z

On Sat, May 28, 2005 at 03:22:59AM -0700, Bill Huey wrote:
> On Sat, May 28, 2005 at 07:55:00AM +0100, Christoph Hellwig wrote:
> > You're on crack as usual, but today you go much too far. XFS doesn't
> > ahave anything to do with you're so Hard RT pipedreams. The so-called
> > 'RT' subvolulme only provides a more determinitistic block allocator.
> > GRIO doesn't require any RT guarantees, it's entirely about I/O scheduling
> > and has been ported to various operating systems with sane locking semantics.
>
> I actually when I talked to the SGI folks about 5 years ago at Usenix
> I got a different story where they really were thinking about hacking
> a tasklet to handle some of this IO stuff going. So I'm going to bet
> that you're wrong about this based on that conversation.

I'd like to add that 16x way SGI boxes can play and record something like
300+ individual streams that are frame accurate. An SGI buddy of mine
mention that CNN actually uses such a box to handle all of their video
data in real time.

Can Linux do this ? No

bill