Re: Parallel Kit Question: ParallelDot is much more slow than Dot
- To: mathgroup at smc.vnet.net
- Subject: [mg40428] Re: Parallel Kit Question: ParallelDot is much more slow than Dot
- From: nafod40 <may106 at SPAMAWAY.psu.edu>
- Date: Sat, 5 Apr 2003 03:57:53 -0500 (EST)
- Organization: Penn State University, Center for Academic Computing
- References: <b6gn64$ckk$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Denis, I am sending you an email directly with a couple of notebooks showing my test results on the Parallel Toolkit. In short, the ParallelMap[ ] function and others like it are gawdawful slow, and it is better for you to to decompose the problem yourself and use RemoteEvaluate[ ] to call them. Denis Areshkin wrote: > Dear All, > > I appreciate any response on the following problem: > > It appears that ParrallelDot function, which is a > part of Parallel Kit, works two orders of magnitude > slower on my two processor machine than Dot.