[ltt-dev] Hi, everybody. i am a newbie here! who could tell mehow can i use LTTng ( i just need an example without Linux Trace Toolkit NextGeneration Manual)

[skrishnakar@gmail.com (srikanth krishnakar)]

On Tue, May 25, 2010 at 3:40 AM, unbutun <unbutun at sohu.com> wrote:

>  Hi, Srikanth
>
> I do it as the following:
>
> 1. download the kernel 2.6.33.3 and patch patch-2.6.33.3-lttng-0.213.tar.gz
> ,  tar xzf them into /usr/src/kernel, move patch-2.6.33.3-lttng-0.213 to
> patches,
>     move patches into linux-2.6.33.3
>
> 2. quilt push -a
>
> 3. enabled the kernel LTTng in make menuconfig, just enable this and every
> other is as default (kernel and LTTng)
>
> 4. build the kernel and install it
>
> 5. rpm -i  the following:
>     libkcompat-devel-0.0-1.1.i386.rpm
>     liblttctl0-0.71-1.1.i386.rpm
>     liblttctl-devel-0.71-1.1.i386.rpm
>     liblttv0-0.12.17-1.1.i386.rpm
>     liblttv-devel-0.12.17-1.1.i386.rpm
>     liburcu0-0.2.3-alpha.1.1.i386.rpm
>     liburcu-devel-0.2.3-alpha.1.1.i386.rpm
>     ltt-control-0.71-1.1.i386.rpm
>     ltt-control-debug-0.71-1.1.i386.rpm
>     lttv-0.12.17-1.1.i386.rpm
>     lttv-debug-0.12.17-1.1.i386.rpm
>
I think you have missed the following command here, before starting the
trace;

*# ltt-armall*

Then you follow with the below commands !!!


>
> 6. run your command:
>
> # lttctl -C -w /tmp/trace1 trace1
>
>
> # lttctl -D trace1
> all successful
>
> but
> # lttv -m textDump -t /tmp/trace1  > lttng-output.txt
> failed, and said that there is no metadata in /tmp/trace1/metadata_0
>
>
>
> is there anything wrong with my steps or anything else do i need to install
> or config in my FC11 ?
>
>
> Thanks, Advance
>
> Any help would be much appreciated !
>
> Regards,
>
> Gavin
>
> 2010-05-25
> ------------------------------
>  unbutun
> ------------------------------
> *????* srikanth krishnakar
> *?????* 2010-05-24  21:39:35
> *????* unbutun
> *???* ltt-dev
> *???* Re: [ltt-dev] Hi, everybody. i am a newbie here! who could tell
> mehow can i use LTTng ( i just need an example without Linux Trace Toolkit
> NextGeneration Manual)
>  Gavin,
>
> 1. Make sure you are running the FC11 kernel 2.6.30 (any FC11 kernel) with
> LTTng support. That is you need to patch the kernel of FC11 with LTTng
> patches and should be loaded with all necessary LTTng kernel modules.
>
> 2. Once you make sure that CONFIG_LTT and other LTT options are enabled in
> kernel, then you need to run "ltt-armall" for markers.
>
> 3. Now you should be ready to start the trace process with the command :
>
> # lttctl -C -w /tmp/trace1 trace1
>
> 4. To stop tracing you run:
>
> # lttctl -D trace1
>
> 5. Dump the output to a text file
>
> # lttv -m textDump -t /tmp/trace1  > lttng-output.txt
>
>
>
> For more information, you can follow the instructions  at :
>
> http://lttng.org/cgi-bin/gitweb.cgi?p=lttv.git;a=blob_plain;f=LTTngManual.html
>
> -Srikanth
>
>
>
> On Mon, May 24, 2010 at 5:44 PM, unbutun <unbutun at sohu.com> wrote:
>
>>  Hi,
>>
>> just as the title, i have install lttng on FC11. and don't know how to use
>> it to trace the kernel,
>>
>> is there anyone who is very kind to tell me about that without care about
>> my junior question ?
>>
>>
>> Thanks Advance
>>
>> Regards,
>>
>> Gavin
>>
>> 2010-05-24
>> ------------------------------
>> unbutun
>>
>> _______________________________________________
>> ltt-dev mailing list
>> ltt-dev at lists.casi.polymtl.ca
>> http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
>>
>>
>
>
> --
> "The Good You Do, The Best You GET"
>
> Regards
> Srikanth Krishnakar
> **********************
>



-- 
"The Good You Do, The Best You GET"

Regards
Srikanth Krishnakar
**********************
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