From mboxrd@z Thu Jan  1 00:00:00 1970
From: mathieu.desnoyers@efficios.com (Mathieu Desnoyers)
Date: Fri, 15 Jun 2012 11:12:34 -0400
Subject: [lttng-dev] lttng - ubuntu 11.10 - problem
In-Reply-To: <4FDB34C8.7000505@polymtl.ca>
References: <1339746088.90723.YahooMailNeo@web161201.mail.bf1.yahoo.com>
	<4FDAEF5C.9030102@gmail.com> <4FDB34C8.7000505@polymtl.ca>
Message-ID: <20120615151234.GA28295@Krystal>

* 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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> _______________________________________________
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> 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