Pervasive DataRush

Java and HPC

Pervasive DataRush - Unleash the Power of Multicore — Wed, 03 Sep 2008 13:29:04 GMT

Found this report (*) on James Goslings blog . The report is the result of using Java for HPC benchmarks compared to Fortran. Overall, the results look to be encouraging. On straightforward benchmarks doing heavy integer and floating point arithmetic...(read more)

IDF - confronting the Java bias in Intel

Pervasive DataRush - Unleash the Power of Multicore — Mon, 25 Aug 2008 16:42:21 GMT

My boss and I attended the Intel Developer Forum last week in SF. There were 6100 attendees, and an amazing array of special Intel hardware initiatives discussed and exhibited, from extending battery life, to embedded systems, to visual computing to 3D...(read more)

Credibility is our first constraint

Pervasive DataRush - Unleash the Power of Multicore — Tue, 12 Aug 2008 14:42:51 GMT

There are always a near infinite number of challenges with launching a new product; even more so if the product is conceptually different than the others in the space. Following the Theory of Constraints, you have to focus on the current constraining...(read more)

DataRush release candidate is ready for download

Pervasive DataRush - Unleash the Power of Multicore — Fri, 08 Aug 2008 19:56:19 GMT

The first release candidate of DataRush is now available to download . The main new feature of this release is the support of dataflow graph composition in Java! In the previous releases of DataRush, dataflow graph composition was accomplished through...(read more)

DataRush white paper

Pervasive DataRush - Unleash the Power of Multicore — Thu, 07 Aug 2008 16:18:42 GMT

The following is a new white paper written by our Chief Technologist, Jim Falgout. I have copied the text here, but the clean .pdf is also attached and is more complete: Pervasive DataRush™: An Architecture Paper Describing the Highly Parallel Dataflow...(read more)

Dataflow implementation in Java

Pervasive DataRush - Unleash the Power of Multicore — Wed, 23 Jul 2008 15:24:42 GMT

DataRush is sufficiently sophisticated (or at least different) that understanding it takes several passes. I am writing a series of posts aimed toward exploring what DataRush is and is not. This should give the passing programmer a better feel for what...(read more)

Diminishing returns from virtualization will affect larger core count server sales

Pervasive DataRush - Unleash the Power of Multicore — Mon, 23 Jun 2008 16:33:05 GMT

I just got back from an HP show where I had some interesting conversations regarding the crisis that hasn't seemed to have happened yet. The key to the Sherlock Holmes mystery, "The Hound of the Baskervilles" was this: Why the dog didn't...(read more)

the zettaflop, the yottaflop and the xeraflop

Pervasive DataRush - Unleash the Power of Multicore — Mon, 09 Jun 2008 16:59:05 GMT

At a recent industry conference, it was shown that the biggest growth area in computing is HPC, or High Performance Computing. This was surprising, even to those in this field, as it has historically been a fairly small, insular, academic area populated...(read more)

Explaining our secret sauce - Part Two

Pervasive DataRush - Unleash the Power of Multicore — Fri, 06 Jun 2008 21:04:45 GMT

The first time I blogged on this, Explaining our secret sauce , I referenced the Wikipedia entry for "dataflow programming". I have subsequently learned that it would be more accurate to point to Kahn Process Networks as the specific type of...(read more)

Multi-threaded development joins Gates as yesterday's man

Pervasive DataRush - Unleash the Power of Multicore — Fri, 06 Jun 2008 16:26:51 GMT

"...the validity of multi threading is under attack. Veteran programmer Knuth said in a recent interview that multi threading may not be up to the task and could fail. As such, he is "unhappy" with the current trend towards multi-core architectures...(read more)

Analysis -- the "Plastics" of today

Pervasive DataRush - Unleash the Power of Multicore — Thu, 05 Jun 2008 20:36:33 GMT

Before our current crop of graduates were born, there was the movie "The Graduate". One famous scene has our hero walking around at a party in his honor. He is given some sage career advice: "One word. Plastics". The newest member...(read more)

The X=X+1 Issue

Pervasive DataRush - Unleash the Power of Multicore — Wed, 04 Jun 2008 21:03:15 GMT

A very clear explanation of why writing parallel apps is a challenge with procedural languages, versus declarative approaches. Although Java is procedural, our Java implementation of dataflow is avoids this pitfall. "The ability to assign a memory...(read more)

Multicore is most disruptive

Pervasive DataRush - Unleash the Power of Multicore — Mon, 02 Jun 2008 22:00:35 GMT

Gartner has published a list of the top 10 most disruptive technologies of the next 5 years, and multicore is number one. You can see the presentation here: Top-10 Disruptive Technologies for 2008 to 2012 Speaker: Carl Claunch & David Cearley View...(read more)

Explaining our secret sauce

Pervasive DataRush - Unleash the Power of Multicore — Fri, 30 May 2008 17:32:19 GMT

We wish we had some competition. If there was some other vendor implementing dataflow, then we would not have the sole responsibility of teaching people about this approach. While there are certainly a large number of people who are familiar with the...(read more)

The tubas are blaring and the drums are pounding.

Pervasive DataRush - Unleash the Power of Multicore — Fri, 30 May 2008 17:12:27 GMT

I just returned from our first presentation of DataRush to potential partners, SIs, and developers. While we have exhibited at a bunch of shows like JavaOne, Innotech, and the HP Global Showcase, and while we have briefed a bunch of smart press people...(read more)