Hi - I don't think this is a J issue. I've been able to make use of both cores on my dual-core machine by running separate instances of J - it looks like the OS handles this. Try running CPU-intensive tasks on multiple versions of J simultaneously.
Regards, Devon On 9/8/08, Matthew Brand <[EMAIL PROTECTED]> wrote: > > Hi All, > > I don't know much about the subject but when I look at task manager, the > CPU > usage only goes up to 25% on the four core processsor. Is there a > configuration that makes J use all the cores? > > As I say, I don't know much about it but does this mean that it should be > possible: > > >From http://en.wikipedia.org/wiki/J_(programming_language)< > http://en.wikipedia.org/wiki/J_(programming_language>: > "Being an array programming > language<http://en.wikipedia.org/wiki/Array_programming_language>, > J is very terse and powerful, and is most suited to > mathematical<http://en.wikipedia.org/wiki/Mathematical>and > statistical <http://en.wikipedia.org/wiki/Statistical> programming, > especially when performing operations on > matrices<http://en.wikipedia.org/wiki/Matrix_(mathematics)>. > J is a MIMD <http://en.wikipedia.org/wiki/MIMD> language." > See: > http://en.wikipedia.org/wiki/MIMD > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > -- Devon McCormick, CFA ^me^ at acm. org is my preferred e-mail ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
