Manish Regmi wrote: > hi, > I am trying to use kvmtrace but it looks like its no longer used. in Right, kernel support was removed a few releases ago. I think it's time to drop that tool from the qemu-kvm package. > kvm_main.c it is returning -EOPNOTSUP. > kvmtrace -V -D test -o mykvmtest > does not seem to do anything. > > is it no longer used? is there any better way of debugging kvm? Use ftrace. KVM comes with an even better level of event trace instrumentation for that framework than it was the case with kvmtrace. Jan
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