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15-Year Fixed-Rate Mortgages Since 1991

http://www.freddiemac.com/pmms/pmms15.htm

Jungwon July 29, 2016 CS, Misc No Comments Read more

Compilers and More: OpenACC to OpenMP (and back again)

https://www.hpcwire.com/2016/06/29/compilers-openacc-openmp-back/

Jungwon July 29, 2016 CS No Comments Read more

Sublime Text 3 ignore_vcs_packages

https://github.com/wbond/package_control/issues/995

Jungwon July 13, 2016 CS No Comments Read more

Google Public DNS

https://developers.google.com/speed/public-dns/

Jungwon July 11, 2016 CS No Comments Read more

Homefacts

http://www.homefacts.com/

Jungwon July 1, 2016 CS No Comments Read more

CORAL NERSC Benchmarks

https://asc.llnl.gov/CORAL-benchmarks/ http://www.nersc.gov/users/computational-systems/cori/nersc-8-procurement/trinity-nersc-8-rfp/nersc-8-trinity-benchmarks/  

Jungwon July 1, 2016 CS No Comments Read more

Hiking in the Smoky Mountains

http://www.hikinginthesmokys.com/

Jungwon July 1, 2016 CS No Comments Read more

How to Clear RAM Memory Cache, Buffer and Swap Space on Linux

http://www.tecmint.com/clear-ram-memory-cache-buffer-and-swap-space-on-linux/

Jungwon June 27, 2016 CS No Comments Read more

Benchmarking/Data storage devices

https://wiki.archlinux.org/index.php/Benchmarking/Data_storage_devices

Jungwon June 27, 2016June 27, 2016 CS No Comments Read more

MPP vs Clusters

The top500 list uses a slightly different distinction between an MPP and a cluster, as explained inDongarra et al. paper: [a cluster is a] parallel computer system comprising an integrated collection of independent nodes, each of which is a system

Jungwon June 20, 2016June 20, 2016 CS No Comments Read more

Achitecture Aware Algorithms and Software for Peta and Exascale

http://www.slideshare.net/insideHPC/achitecture-aware-algorithms-and-software-for-peta-and-exascale

Jungwon June 20, 2016 CS No Comments Read more

Sources of Poor Parallel Performance

Load imbalance Amdahl’s law Poor data locality communication contention Synchronization overhead Redundant computation Task management http://www.cs.cmu.edu/afs/cs/academic/class/15347-s98/public/lectures/lect26_27.pdf

Jungwon June 20, 2016 CS No Comments Read more

Compilers and More: What Makes Performance Portable?

http://www.hpcwire.com/2016/04/19/compilers-makes-performance-portable/

Jungwon May 24, 2016 CS No Comments Read more

Show or hide scroll bars in Office 2016 for Mac

https://support.office.com/en-us/article/Show-or-hide-scroll-bars-in-Office-2016-for-Mac-121207e1-96cc-40f7-9a84-b799dca1f009

Jungwon May 20, 2016 CS No Comments Read more

Disabling GNU Screen lock screen

https://www.pantz.org/software/screen/disabling_gnu_screen_lock_screen.html

Jungwon May 12, 2016 CS Read more

Managing Multiple SSH Keys

http://www.robotgoblin.co.uk/blog/2012/07/24/managing-multiple-ssh-keys/ http://serverfault.com/questions/253313/ssh-hostname-returns-bad-owner-or-permissions-on-ssh-config

Jungwon April 27, 2016 CS Read more

RLIMIT_NOFILE

http://pubs.opengroup.org/onlinepubs/009695399/functions/getrlimit.html

Jungwon March 29, 2016 CS Read more

Protocol Buffers

https://developers.google.com/protocol-buffers/

Jungwon March 28, 2016 CS Read more

How To Kill A Supercomputer: Dirty Power, Cosmic Rays, and Bad Solder

http://spectrum.ieee.org/computing/hardware/how-to-kill-a-supercomputer-dirty-power-cosmic-rays-and-bad-solder

Jungwon February 29, 2016 CS Read more

Non-volatile Storage Implications of the Datacenter’s Shifting Center

https://queue.acm.org/detail.cfm?id=2874238

Jungwon February 16, 2016 CS Read more
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