stephane eranian wrote: > Martin, > > On Mon, May 25, 2009 at 6:16 PM, Martin Vogt <v...@itwm.fraunhofer.de> wrote: >> Hello List, >> >> I have here a system with 32cores (shanghai) and >> installed vanilla 2.6.28.1 >> with the lates perfmon-2.6.28-1.diff and libpfm. >> (from the sourceforge page) >> >> The amd system seems to load the perfmon module: >> >>> perfmon: found family=16 IBSCTL=0x101 >>> perfmon: NorthBridge socket-level event access control: enabled >>> perfmon: IBS supported >>> perfmon: AMD64 PMU installed >> But when I'm in: >> >>> libpfm-3.8/examples/x86 >> I get: >>> ./smpl_amd64_ibs ls >>> Your kernel does not have performance monitoring support! > > Typically you get this message if there is a mismatch between > the libpfm perfmon syscall numbers and the kernel. Make sure > that the examples are linked with the correct libpfm (the one the > example belongs to). You may have one installed already.
I'm very sure that it uses the right libpfm: cc -o smpl_amd64_ibs -O2 -g -Wall -Werror -I/var/tmp/martin/rpm-devel/rpm/BUILD/libpfm-3.8/examples/x86/../../include smpl_amd64_ibs.o /var/tmp/martin/rpm-devel/rpm/BUILD/libpfm-3.8/examples/x86/../../lib/libpfm.a ../detect_pmcs.o -lm v...@amd32[x86]>ll ../../lib/libpfm.* -rw-r--r-- 1 vogt slg 1014882 2009-05-25 19:21 ../../lib/libpfm.a lrwxrwxrwx 1 vogt slg 15 2009-05-25 19:22 ../../lib/libpfm.so -> libpfm.so.3.8.0 lrwxrwxrwx 1 vogt slg 15 2009-05-25 19:22 ../../lib/libpfm.so.3 -> libpfm.so.3.8.0 -rwxr-xr-x 1 vogt slg 833412 2009-05-25 19:22 ../../lib/libpfm.so.3.8.0 Martin ------------------------------------------------------------------------------ Register Now for Creativity and Technology (CaT), June 3rd, NYC. CaT is a gathering of tech-side developers & brand creativity professionals. Meet the minds behind Google Creative Lab, Visual Complexity, Processing, & iPhoneDevCamp asthey present alongside digital heavyweights like Barbarian Group, R/GA, & Big Spaceship. http://www.creativitycat.com _______________________________________________ perfmon2-devel mailing list perfmon2-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/perfmon2-devel
