Archive for July, 2006
EDO: Exception-directed optimization in java
Many people don’t regard Java as a suitable language for HPC, mostly due to perception that JVM is much slower than native machine, and also the costly performance overhead for throwing an exception when the program encounters a FP overflow. This paper from IBM Tokyo JIT Research shows an attempt to address the 2nd issue. [...]
Read Full Post | Make a Comment ( None so far )A visual diff tool on Unix
A great visual diff program for Unix available on SourceForge: Meld.
Read Full Post | Make a Comment ( None so far )Intel WoodCrest Quick Review
Review of WoodCrest on Tom’s Hardware Guide.
http://www.tomshardware.com/2006/06/26/xeon_woodcrest_preys_on_opteron
Some attributes of the Intel Core2 microarchitecture are
Similar to Opteron, the memory controller is part of the Northbridge. This reduces the number of memory coherence checks for SMP.
The 2 core shares the same L2. This increases the cache hit rate and more importantly, no Front Side Bus load [...]
