From: mathieu.desnoyers@efficios.com (Mathieu Desnoyers)
Subject: [lttng-dev] lttng - ubuntu 11.10 - problem
Date: Fri, 15 Jun 2012 11:12:34 -0400 [thread overview]
Message-ID: <20120615151234.GA28295@Krystal> (raw)
In-Reply-To: <4FDB34C8.7000505@polymtl.ca>
* David Goulet (david.goulet at polymtl.ca) wrote:
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>
> Hi,
>
> In order to trace the kernel, you need the LTTng kernel modules available in
> the package "lttng-modules-dkms". So make sure you have these three packages
> installed:
>
> # sudo apt-get install lttng-tools lttng-modules-dkms babeltrace
hopefully lttng-modules-dkms issues "depmod -a" after the make
modules_install ?
Mathieu
>
> The error message you got indicates that there is simply no LTTng modules
> loaded. Please make sure they are loaded and if the problem persist, let us know!
>
> Thanks!
> David
>
> On 15/06/12 04:16 AM, Francis Giraldeau wrote:
> > Le 2012-06-15 09:41, somanath sahoo a ?crit :
> >> Hi,
> >>
> >> As i am new to lttng usage, I have followed the instructions from
> >> <https://launchpad.net/~lttng/+archive/ppa> in order to install the lttng
> >> tool set in my ubuntu 11.10. After successful installation, i followed
> >> the getting started link on lttng.org <http://lttng.org/quickstart> in
> >> "root mode".
> >
> > You may verify if kernel modules are loaded correctly. If not, then there
> > may be a problem while the installation.
> >
> > lsmod | grep lttng
> >
> > If not, you may try to load them and see if any error message occurs:
> >
> > sudo modprobe lttng_tracer
> >
> > Francis
> >
> >
> >
> > _______________________________________________ lttng-dev mailing list
> > lttng-dev at lists.lttng.org
> > http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
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> _______________________________________________
> lttng-dev mailing list
> lttng-dev at lists.lttng.org
> http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
--
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com
next prev parent reply other threads:[~2012-06-15 15:12 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-15 7:41 somanath sahoo
2012-06-15 8:16 ` Francis Giraldeau
2012-06-15 8:23 ` [lttng-dev] Prerequsites for adding perf context Oestman, Fredrik
2012-06-15 15:13 ` Mathieu Desnoyers
2012-06-15 13:12 ` [lttng-dev] lttng - ubuntu 11.10 - problem David Goulet
2012-06-15 13:51 ` Matthew Khouzam
2012-06-15 15:12 ` Mathieu Desnoyers [this message]
2012-06-15 15:32 ` Alexandre Montplaisir
2012-06-18 6:59 somanath sahoo
2012-06-18 13:42 ` Mathieu Desnoyers
2012-06-18 14:35 ` Alexandre Montplaisir
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