LAM/MPI General User's Mailing List Archives

From: Luke Palmer (lop_at_[hidden])
Date: 2004-06-24 15:59:19

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Hi everyone,

I have a conceptual question. All my nodes are dual Xeon, which appear
to have four logical processors each due to hyperthreading. Would there
be any advantage to starting four lam processes per node, rather than
two, or is this just silly?

Let me know what you think.

Thanks
-Luke

• Next message: Phil Ehrens: "Re: LAM: hyperthreading and LAM?"
• Previous message: Andy Young: "Re: LAM: More Fun with "Too Many Open Files""
• Next in thread: Phil Ehrens: "Re: LAM: hyperthreading and LAM?"
• Reply: Phil Ehrens: "Re: LAM: hyperthreading and LAM?"
• Reply: Yaron Minsky: "Re: LAM: hyperthreading and LAM?"
• Reply: Bogdan Costescu: "Re: LAM: hyperthreading and LAM?"