[Haifux] talk offer: tapping into the fountaion of CPUs

Nir Abulaffio anir at research.haifa.ac.il
Wed Jan 2 13:48:35 IST 2008


I would be very interested to hear this. Thank you in advance.
Nir.

On Wed, 2 Jan 2008, Muli Ben-Yehuda wrote:

> Would there be interest from the esteemed list members in hearing the
> following paper, to be presented at ASPLOS '08?
>
> Tapping into the Fountain of CPUs---On Operating System Support for
> Programmable Devices, by Yaron Weinsberg, Danny Dolev, Tal Anker, Muli
> Ben-Yehuda, Pete Wyckoff.
>
> Abstract: The constant race for faster and more powerful CPUs is
> drawing to a close. No longer is it feasible to significantly increase
> the speed of the CPU without paying a crushing penalty in power
> consumption and production costs. Instead of increasing single thread
> performance, the industry is turning to multiple CPU threads or cores
> (such as SMT and CMP) and heterogeneous CPU architectures (such as the
> Cell Broadband Engine). While this is a step in the right direction,
> in every modern PC there is a wealth of untapped compute
> resources. The NIC has a CPU; the disk controller is programmable;
> some high-end graphics adapters are already more powerful than host
> CPUs. Some of these CPUs can perform some functions more efficiently
> than the host CPUs.Our operating systems and programming
> abstractions should be expanded to let applications tap into these
> computational resources and make the best use of them.
>
> Therefore, we propose the Hydra framework, which lets application
> developers use the combined power of every compute resource in a
> coherent way. Hydra is a programming model and a runtime support layer
> which enables utilization of host processors as well as various
> programmable peripheral devices' processors. We present the framework
> and its application for a demonstrative use-case, as well as provide a
> thorough evaluation of its capabilities. Using Hydra we were able to
> cut down the development cost of a system that uses multiple
> heterogenous compute resources significantly.
>
> Cheers,
> Muli
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