[lttng-dev] Missing tracepoint entries when listing fields in LTTng Tools 2.1

Bernd Hufmann Bernd.Hufmann at ericsson.com
Mon Sep 17 08:26:07 EDT 2012


Hello

I wondering if the described problem below will be fixed for the release 
of 2.1? I think the behaviour is not correct and should be corrected in 
the release.
Any comments?

Best Regards
Bernd

On 09/14/2012 08:24 AM, Bernd Hufmann wrote:
> Hi
>
> I executed command "lttng list -u -f" (in LTTng Tools 2.1 RC2) to list
> all the available UST tracers and their tracepoints/fields. I noticed
> that some tracepoints are not listed when they don't have any fields. I
> think this is not  correct because the "-f" option should just give more
> detailed information, but should not remove information.
>
> To re-produce, use the hello.cxx test application delivered with LTTng UST.
> "lttng list -u" shows:
> PID: 6056 - Name: /home/bernd/git/lttng-ust/tests/hello.cxx/.libs/lt-hello
>         ust_tests_hello:tptest_sighandler (loglevel: TRACE_DEBUG_LINE
> (13)) (type: tracepoint)
>         ust_tests_hello:tptest (loglevel: TRACE_DEBUG_LINE (13)) (type:
> tracepoint)
>
> "lttng list -u -f shows:
> PID: 6056 - Name: /home/bernd/git/lttng-ust/tests/hello.cxx/.libs/lt-hello
>         ust_tests_hello:tptest (loglevel: TRACE_DEBUG_LINE (13)) (type:
> tracepoint)
>           field: doublefield (float)
>           field: floatfield (float)
>           field: stringfield (string)
>           field: seqfield2 (string)
>           field: seqfield1 (unknown)
>           field: arrfield2 (string)
>           field: arrfield1 (unknown)
>           field: netintfieldhex (integer)
>           field: netintfield (integer)
>           field: longfield (integer)
>           field: intfield2 (integer)
>           field: intfield (integer)
>
> Best Regards
> Bernd
>
>


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