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python tracing


Was anyone here successful on python tracing?

I patched Python 2.7 using the patches on http://bugs.python.org/issue13405
Now when I try to run
http://sourceware.org/systemtap/wiki/PythonMarkers?action=AttachFile&do=view&target=systemtap-example.stp
, I get the error:

semantic error: while resolving probe point: identifier 'python' at
stap-python.stp:11:7
        source: probe python.function.entry
                      ^

semantic error: probe point mismatch  (alternatives: begin begin(number) end
end(number) error error(number) kernel kprobe module(string) netfilter never
perf process process(number) process(string) procfs procfs(string) stap
staprun timer): identifier 'python' at :11:7
        source: probe python.function.entry
                      ^

semantic error: while resolving probe point: identifier 'python' at :16:7
        source: probe python.function.return
                      ^

semantic error: probe point mismatch  (alternatives: begin begin(number) end
end(number) error error(number) kernel kprobe module(string) netfilter never
perf process process(number) process(string) procfs procfs(string) stap
staprun timer): identifier 'python' at :16:7
        source: probe python.function.return
                      ^

Pass 2: analysis failed.  [man error::pass2]

Does this mean that Python was not patched correctly? or do i need to change
something in Systemtap?

Thanks!

--CP



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