Category Archives: Technology

The big machines

Image via Wikipedia So the latest Top 500 list is out, so why doesn’t it excite me as much as it used to. Well partly cause many of those machines are not easily accessible, while other computing resources are within reach. Perhaps partly because for a lot of the work I am interested in [...]
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Freerisk – An open platform for risk modeling

Image by ynse via Flickr I’ve been meaning to write about Freerisk.org for a while now, but only got reminded yesterday as I read the Wired article about Toby Segaran’s (and Jesper Anderson’s) new project. Freerisk.org sucks in financial data from the SEC using the XBRL format, allows the community to add additional annotations, and then makes [...]
Also posted in Big Data, Computing, Software & Internet | Leave a comment

Hundred nanoseconds a day

Image by vitroids via Flickr 100 nanoseconds a day. 100 nanoseconds a day. 100 nanoseconds a day That is amazing. I used to get supercomputing time to do 100 ns simulations during my PhD and those used to last days, but that’s exactly what NAMD has achieved recently. A recent review article by [...]
Also posted in Computing, Life Science, Modeling & Simulation | Tagged , , | 2 Comments

Write heavy file system workloads

In a blog post last year James Hamilton wrote about workloads in large scale network file systems. In his summary about of study on the subject he writes Some of the important points that spring out for me: the percentage of random access is increasing; for those accesses that are sequential, the runs are longer; [...]
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Supercomputing Masterclass – A request for information

I have been invited to give a Masterworks talk on Data Challenges in Genomics for Supercomputing 09. I would like to dive into the details about the technical and scientific challenges of high throughput genomics, from microarrays to next gen sequencing and beyond and how we need to be manage these data more efficiently. [...]
Also posted in BioIT, Computing, Event, Informatics, Omics | Leave a comment
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