On 04/08/11 15:07, Jan Kiszka wrote:
> On 2011-04-08 20:53, David Ahern wrote:
>> 2.6.38.2 kernel with trace-cmd git pulled this morning:
>>
>> trace-cmd record -e kvm
>>
>> trace-cmd report 2>&1 | less
>>
>> trace-cmd: No such file or directory
>
> Does this error come from trace-cmd failing to find its kvm plugin?
> Check what strace -e open says.
>
> Jan
>
Tried that before - it was not enlightening.
strace -e trace=open trace-cmd report 2>&1 | less
open("/etc/ld.so.cache", O_RDONLY) = 3
open("/lib64/libdl.so.2", O_RDONLY) = 3
open("/lib64/libc.so.6", O_RDONLY) = 3
open("/root/trace.dat", O_RDONLY) = 3
trace-cmd: No such file or directory
function ftrace_print_symbols_seq not defined
failed to read event print fmt for kvm_nested_vmexit_inject
function ftrace_print_symbols_seq not defined
failed to read event print fmt for kvm_nested_vmexit
function ftrace_print_symbols_seq not defined
failed to read event print fmt for kvm_exit
bad op token {
failed to read event print fmt for kvm_emulate_insn
open("/proc/meminfo", O_RDONLY) = 4
David
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