Mindaugas Riauba wrote: >>> I notice that you're on 32-bit while I'm on x86_64. That may or may >>> not be >>> relevant. I don't have any 32-bit machines around to test on though. >>> >>> >>> >> Maybe this is the problem then. >> >> What we need is someone else to report that oprofile works on a 32-bit >> machine to confirm that I'm totally jinxed :-) >> > > Check https://bugzilla.redhat.com/show_bug.cgi?id=467651 > > It looks like in CentOS oprofile is built against older version of > binutils. When I installed the same version of binutils and oprofile > from RHEL - everything started to work. > Ha! - so it is just a problem with the way that it was compiled for CentOS, then (oprofile getting recompiled before binutils-devel somehow?). So, I got the centos5 SRPM for oprofile, rebuilt it and installed the RPM, and hey presto - a working oprofile again (on ia32). It looks like the current ia32 CentOS oprofile RPM in circulation, then, needs replacing with a recompiled one. Hywel.