Communications of the ACM
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From BLOG@CACM
Leaping the Exascale Chasm
The global race is on to build ever-faster supercomputers, fueled by a combination of scientific and engineering needs to simulate phenomena with greater resolution...
From BLOG@CACM
Exascale Software: Just a Few Orders of Magnitude
Extraordinary parallelism, unprecedented data locality and adaptive resilience: these are daunting architecture, system software and application challenges for...
From BLOG@CACM
Little's Law in the Exascale Era
When performance optimization, reliability requirements, and energy management are convolved with component costs, device physics, system software services and...
From BLOG@CACM
Intermittent Net and Mobile/Cloud Development
Intermittent Net: The Importance of Distributed Thinking in Mobile/Cloud Application Development (and Usage)
From BLOG@CACM
What Does 'Big Data' Mean?
It is interesting to note that a substantial subset of the computer science community has redefined their research agenda to fit under the marketing banner of "Big...
From BLOG@CACM
Designing APIs For Mobile Performance Best Practices
While there are many ways of tackling these unique obstacles of mobile performance, this article is largely focused on things that can be done from an API, or backend...
From BLOG@CACM
Possible Hadoop Trajectories
Hadoop has spread rapidly in the last few years as a platform for parallel computation in Java, but we believe a lot of improvement will be required for serious...
From BLOG@CACM
Exciting New Research Presented at Grace Hopper
The Grace Hopper Conference includes a Ph.D. Forum that showcases the research of current Ph.D. students, with the additional goal of providing support and mentoring...
From BLOG@CACM
Analog Computing: Time For a Comeback?
Use of the word "computer" conjures certain images. One of them, so deeply ingrained that we rarely question it, is that computing is digital. The alternative,...
From BLOG@CACM
Embracing Noise or Why Computer Scientists Should Stop Worrying and Learn to Love the Errors
Precision is not required in everything or even most things. Failures are best handled by expecting them all the time, not treating them as exceptions. We should...
From BLOG@CACM
Software Verification Turns Mainstream
Verification is maturing to the point where it will become integrated into mainstream software development.
From BLOG@CACM
2010 Seymour Cray and Sidney Fernbach Awards
This year, I again had the honor and privilege to chair the selection committee for the IEEE Seymour Cray and Sidney Fernbach awards, both of which were presented...
From BLOG@CACM
SC10: Green500 and Booth 'Awards'
SC10 has included several lists that rank supercomputers according to different criteria. The November 2010 Green500, focusing on energy efficiency, is out and...
From BLOG@CACM
Watts Humphrey: In Honor of a Pioneer
Watts Humphrey left us a few weeks ago. His contributions to professional software engineering have been essential.
From BLOG@CACM
HPC and the Excluded Middle
Betwixt and between ubiquitous consumer software and the ethereal realm of ultra-high-performance computing, lies the excluded middle, the world of day-to-day computational...
From BLOG@CACM
Can Randomly Generated Code Fix Software Bugs?
Can the principles of evolution be applied to software code and used to improve it? Stephanie Forrest thinks so—and has some encouraging data to prove it.
From BLOG@CACM
Why Enterprises Are Uninterested in NoSQL
Here's my two cents worth on why an estimated 61% of enterprise users are either ignorant about or uninterested in NoSQL.
From BLOG@CACM
Simple HPC Wins
You want to be the first person to design a successful, transistorized computer system, not the last person to design vacuum tube computer. Any designer's challenge...
From BLOG@CACM
The First ACM Symposium on Cloud Computing (SoCC)
Earlier this summer the first ACM Symposium on Cloud Computing was held in Indianapolis, Indiana. With three stellar keynotes and an exceptional program, the inaugural...
From BLOG@CACM