From: Andriy Gapon <a...@freebsd.org> Subject: Re: Only 70% of theoretical peak performance on FreeBSD 8/amd64, Corei7 920 Date: Mon, 12 Apr 2010 17:49:24 +0300
> on 12/04/2010 17:41 Andriy Gapon said the following: >> It would also be get good to learn more about your program. >> How much memory does it typically use, how does it allocate it? >> Is it single-threaded or not? If not, how many threads does it have and >> what do >> they do, how do they communicate? > > Another question is what compilers (what versions of GCC) were used on both > system > to compile the program? Hi on Ubuntu $ gcc -v Using built-in specs. Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Ubuntu 4.4.1-4ubuntu9' --with-bugurl=file:///usr/share/doc/gcc-4.4/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr --enable-shared --enable-multiarch --enable-linker-build-id --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.4 --program-suffix=-4.4 --enable-nls --enable-clocale=gnu --enable-libstdcxx-debug --enable-objc-gc --disable-werror --with-arch-32=i486 --with-tune=generic --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu Thread model: posix gcc version 4.4.1 (Ubuntu 4.4.1-4ubuntu9) on FreeBSD % gcc44 -v Using built-in specs. Target: x86_64-portbld-freebsd8.0 Configured with: ./../gcc-4.4-20100330/configure --disable-nls --libdir=/usr/local/lib/gcc44 --libexecdir=/usr/local/libexec/gcc44 --program-suffix=44 --with-as=/usr/local/bin/as --with-gmp=/usr/local --with-gxx-include-dir=/usr/local/lib/gcc44/include/c++/ --with-ld=/usr/local/bin/ld --with-libiconv-prefix=/usr/local --with-system-zlib --disable-libgcj --prefix=/usr/local --mandir=/usr/local/man --infodir=/usr/local/info/gcc44 --build=x86_64-portbld-freebsd8.0 Thread model: posix gcc version 4.4.4 20100330 (prerelease) (GCC) thanks -- Nakata Maho http://accc.riken.jp/maho/ , http://ja.openoffice.org/ Nakata Maho's PGP public keys: http://accc.riken.jp/maho/maho.pgp.txt _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
