MADNESS

http://blog.youkuaiyun.com/leezy_2000/article/details/7343281大多情况下，并行对复杂度影响过大，并间接导致测试困难---多线程或多进程导致的问题往往是有时发生，有时不发生，一般的测试手段并不足以发现这类问题。所以原则上应该尽可能不用，除非收益足够大。或则说在满足需求的前提下，线程数和进程数应该尽可能少。 以多线程和

The original article is no longer available online. Below is copied from Google's cache (with some comments).The authors of this article published a paper in SIGMOD 2009: A comparison of approaches

Softwares:Windows 8 Pro 64-bitCygwin 1.7.17-1 (1.7.18, using "cygcheck -c cygwin")JDK 1.7.0_15 64-bitHadoop 1.1.1 (1.0.4, bin/hadoop version)0. PrerequisitesA. Installing C

Book: http://book.douban.com/subject/3564286/Authors: Calvin Lin, Lawrence Snyder