[computer-go] [ANNOUNCE] Pachi 5.00 "Dosaku"

2010-02-16 Thread Petr Baudis
Hi! I'd just like to let you know I have tagged version 5.00 of the Pachi Go playing program (codename "Dosaku"). I certainly don't want to spam the mailing list with announcement of each next release, but I figured some people might be interested this time, since Pachi's 19x19 strength with d

[computer-go] Strong programs on cgos 19x19?

2010-02-16 Thread David Fotland
My old MPI code had a scaling bug. Performance scaling (playouts per second) was linear, but the strength did not scale well, and 64 cores was weaker than 32 cores. I have a 16 core cluster of my own now (four 2.3 GHz Q8200 quad core), and I discovered that the MPI code hangs when using MPICH2 ra