From: jeremie.galarneau@gmail.com (Jérémie Galarneau)
Subject: [lttng-dev] LTTng 2.9 sessiond misbehaving
Date: Thu, 6 Oct 2016 08:29:39 -0400 [thread overview]
Message-ID: <CA+jJMxt20vc_rVqr2MwpB1RtueJD9-B01CuhWMG-ThY6Upj0Rw@mail.gmail.com> (raw)
In-Reply-To: <48CF5AC71E61DB46B70D0F388054EFFDB7DF1580@VAL-E-01.valcartier.drdc-rddc.gc.ca>
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On Oct 5, 2016 3:52 PM, "Thibault, Daniel" <Daniel.Thibault at drdc-rddc.gc.ca>
wrote:
>
> Interesting. Rebuilt the entire LTTng set with the stable-1.8 releases
(stable-0.9 for userspace-rcu) and I see the same behaviour:
> When I hit ctrl-c in the daemon's shell, it doesn't respond and the CPU
usage goes crazy (~90%). Can't sudo kill it (or lttng-runas) either.
>
> What's strange is that if instead of:
>
> $ lttng-sessiond -vvv 2>&1 | tee lttng-sessiond.2.log
>
> I do:
>
> $ lttng-sessiond 2>&1 | tee lttng-sessiond.3.log
>
> Then ctrl-c terminates lttng-sessiond normally.
>
> Using just the first level of verbosity:
>
> $ lttng-sessiond -v 2>&1 | tee lttng-sessiond.4.log
>
> also misbehaves. Somehow -v is responsible?
>
> At this point, should I open a bug?
I'm assuming you meant 2.8.
Open a bug and we'll try to reproduce it.
Does the problem occur with the other verbosity levels? (-vv, -vvv)
Thanks,
Jérémie
>
> Daniel U. Thibault, M.Sc.²
>
> Informaticien scientifique, CME-PSC, Centre de recherches de Valcartier
> Recherche et développement pour la défense Canada / Gouvernement du Canada
> daniel.thibault at drdc-rddc.gc.ca / Tél: 418-844-4000x4245 Téléc:
418-844-4538
> daniel.thibault at forces.gc.ca / Tél: 418-844-4000x4245 Téléc: 418-844-4538
>
> Computer Scientist, MCCS-SPC, Valcartier Research Centre
> Defence Research and Development Canada / Government of Canada
> daniel.thibault at drdc-rddc.gc.ca / Tel: 418-844-4000x4245 Fax: 418-844-4538
> daniel.thibault at forces.gc.ca / Tel: 418-844-4000x4245 Fax: 418-844-4538
>
> DRDC is an agency of the Department of National Defence / RDDC est une
agence du ministère de la Défense nationale
> _______________________________________________
> lttng-dev mailing list
> lttng-dev at lists.lttng.org
> https://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
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next prev parent reply other threads:[~2016-10-06 12:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-05 14:06 Thibault, Daniel
2016-10-05 19:51 ` Thibault, Daniel
2016-10-06 12:29 ` Jérémie Galarneau [this message]
2016-10-06 20:49 ` Mathieu Desnoyers
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