Re: [9fans] A shot in the dark

[Pietro Gagliardi <pietro10@mac.com>]

No, I wasn't around that time :-) But I was looking for the Hello
World X11 paper a while back, which was pre-website USENIX. But on the
USENIX website it seems that you can purchase papers from before
1991(?). Perhaps they had a paper?

On May 27, 2008, at 6:02 PM, ron minnich wrote:

> OK, this is a long shot, but i'm running out of ideas.
>
> Long, long ago, at a Usenix, I saw a talk by some adventurous
> australians (are there any other kind?). It was concerning some neat
> hardware designed for kernel monitoring.
>
> They had done a very neat hack. Basically, they modified the C
> compiler so that, on function entry and exit, the code would emit a
> 16-bit quantity to the parallel port. They had some simple hardware to
> grab the data.
>
> WIth this, they were able to get some nice kernel performance numbers,
> all for the (low at the time) cost of an outw to the parallel port.
>
> OK, I have done some searching and can't find this. IIRC it was
> pre-website usenix. I am going to UCB this week and may have time to
> hunt it down in the paper archives, but ... just wondering ... anyone
> else remember this?
>
> thanks
>
> ron
>