The HPC Garage

Evidently, this is what we do.

GT @ SC’11

The HPC Garage is at Supercomputing this week! A few notable lab-specific activities appear below, but please go to sc11.gatech.edu to see even more of how Georgia Tech represents. Poster: Prospects for scalable 3D FFTs on heterogeneous exascale systems (Kent, Casey, Chris, Karthik, P.-K. Yeung, Rich), Tuesday Nov 15 5:15-7pm [www] Talk: George Michael Memorial Fellowship Award [...]

Facing the Multicore Challenge II

Rich will give the lab’s “Balance principles” talk [PDF slides] as an invited keynote at the Facing the Multicore Challenge II conference in Karlsruhe, Germany. His hosts are a delight and the conference, which focuses on young scientists, is energetic and sharp. Overall, a great and highly recommended meeting! [Photo: ZKM Car Culture Exhibit]

CScADS Autotuning ’11

CScADS Autotuning ’11

Rich is in Tahoe this week at the DOE CScADS Workshop on Libraries and Autotuning for Extreme-Scale Systems. The slides are being posted as the meeting progresses; you can follow the agenda here. UPDATE: Slides for my talk posted here: [PDF]

AFDS’11

AFDS’11

The HPC Garage is back from Seattle / Bellevue, where we participated in the AMD Fusion Developer Summit. Rich gave a panel talk, which previewed some of the lab’s on-going work on algorithm-architecture co-design (PDF slides). Also, the HPC Garage band, “Casey and the Bloodhounds,” made its debut. YouTube video forthcoming, so stay (performance) tuned!

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ICERM’12

Taking in the view at ICERM (Institute for Computational and Experimental Research in Mathematics), just before the start of a meeting on exascale algorithms, architectures, and programming [www]. I (Rich) gave a talk on Kent’s preliminary work that is developing a power- and area-constrained model for co-designing algorithms and architectures. Never before have I heard [...]

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CPC’12

Cong is giving a talk on program inversion this week at the 16th Workshop on Compilers for Parallel Computing (CPC) [www]. UPDATE: Cong’s slides are here: [PDF]

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Now computing @ NERSC

It’s not the same caliber as the number 1 song on the Top 40 list, but it will do.

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CC’12 paper on program inversion

Congrats to Cong, George, Richard Fujimoto, and our collaborators at Livermore Lab (David Jefferson and Dan Quinlan) on their paper, “A new method for program inversion,” which will appear at the 2012 International Conference on Compiler Construction (CC’12) [www] this April. Roughly speaking, given a program P(In) ? Out, the inverse P-1(Out) reproduces In. This [...]

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ICST’12 paper on Unicorn

Sangmin has a new paper on Unicorn, a tool to pinpoint the location of bugs in parallel and concurrent software programs. Unicorn generalizes his prior work on Falcon to include the case when a bug in a concurrent program involves more than variable (so-called multivariable atomicity violations). The Unicorn paper will appear in the 2012 [...]

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PPoPP’12 paper

Congrats to Jaewoong, Aniruddha, and Hyesoon on their new paper! Citation: J. Sim, A. Dasgupta, H. Kim, R. Vuduc. Understanding benefits of GPGPU code optimizations using an analytical performance model. In Proc. Principles and Practice of Parallel Programming (PPoPP), New Orleans, LA, USA, Feb. 2012. (accepted)

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ICERM’12

Taking in the view at ICERM (Institute for Computational and Experimental Research in Mathematics), just before the start of a [...]

CPC’12

Cong is giving a talk on program inversion this week at the 16th Workshop on Compilers for Parallel Computing (CPC) [...]

Now computing @ NERSC

It’s not the same caliber as the number 1 song on the Top 40 list, but it will do.

CC’12 paper on program inversion

Congrats to Cong, George, Richard Fujimoto, and our collaborators at Livermore Lab (David Jefferson and Dan Quinlan) on their paper, [...]

ICST’12 paper on Unicorn

Sangmin has a new paper on Unicorn, a tool to pinpoint the location of bugs in parallel and concurrent software [...]

The HPC Garage

Evidently, this is what we do.