Hello, On Mon, Jun 12, 2006 at 09:15:28AM -0600, David Nellans wrote: > I'm new to using perfmon so forgive me if i've overlooked something > obvious. I believe I've managed to get it installed properly on a pentium > M laptop for testing. Had to enable lapic and loading the _pm module > appears to be working fine ala dmesg output. > > No matter what i seem to do however when i try anything of substance usng > pfmon i get a context error and it chokes. for instance: > > pfmon ls > pfm_create_context error Bad file descriptor > can't create perfmon context: Bad file descriptor(9) > You have to be careful with the versin of libpfm you are using. Due to additions of system calls, the perfmon syscalls get bumped and if you have a mismatch between what libpfm knows and what the kernel uses you get into this situation.
If you tell me which kernel patch you are using I can tell you which libpfm to use. -- -Stephane _______________________________________________ perfmon mailing list [email protected] http://www.hpl.hp.com/hosted/linux/mail-archives/perfmon/
