[lttng-dev] [EXTERNAL] Re: babeltrace cannot open the trace but Trace Compass can open

Philippe Proulx eeppeliteloop at gmail.com
Thu Jul 23 10:00:29 EDT 2020


On Thu, Jul 23, 2020 at 5:09 AM Kim, Seongab <Seongab.Kim at harman.com> wrote:
>
> Hello Phil,
>
> > -----Original Message-----
> > From: Philippe Proulx <eeppeliteloop at gmail.com>
> > Sent: Wednesday, July 22, 2020 5:06 PM
> > To: Kim, Seongab <Seongab.Kim at harman.com>
> > Cc: lttng-dev at lists.lttng.org
> > Subject: [EXTERNAL] Re: [lttng-dev] babeltrace cannot open the trace but
> > Trace Compass can open
> >
> > Thank you for the bug report.
> >
> > Can I kindly ask you to create an official issue for this?
> >
> > Go to
> > <https://clicktime.symantec.com/38qgEsYhBTfCNnYpLPoAn647Vc?u=https%
> > 3A%2F%2Fbugs.lttng.org%2Fprojects%2Fbabeltrace%2Fissues%2Fnew>.
> >
> > I'd also like you to attach the offending CTF trace so that I can analyze it if it
> > doesn't contain sensitive data and is somewhat small.
>
> I created an account in Redmine, but I'm still waiting for the account activation mail. I tried to click the resend mail link two times without success.
> Also the trace is big (1.4 GB) and it contains sensitive data.
>
> > If it's not possible, do:
> >
> >     $ babeltrace2 -o ctf-metadata /mnt/ssd/work/skim/traces/kernel | grep -
> > A10 '^clock {'
> >
> > and copy the output to the Redmine issue's description.
>
> Here is the result.
>
> skim at d54030999178:~/ssd_work/traces$ babeltrace2 -o ctf-metadata ./kernel | grep -A10 '^clock {'
> clock {
>         name = "monotonic";
>         uuid = "e00bcef2-1ef1-4f02-a241-8561834511fd";
>         description = "Monotonic Clock";
>         freq = 1000000000; /* Frequency, in Hz */
>         /* clock value offset from Epoch is: offset * (1/freq) */
>         offset = -48;

Thanks, this is enough for us.

When your account gets activated, could you copy this into the new
issue's description?

This way you can receive notifications when the issue gets updated.

Thank you,

Phil

> };
>
> typealias integer {
>         size = 27; align = 1; signed = false;
>
> >
> > BR,
> >
> > Phil
>
> Best regards,
> Seongab


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