[ltt-dev] LTTng 0.115 for Linux 2.6.29

[zengshan227]

It is really very kind of you to reply to me!
Thanks a bunch~


2009-04-10 



zengshan227 



发件人： Mathieu Desnoyers 
发送时间： 2009-04-10  02:56:09 
收件人： 曾珊; pierre-marc.fournier at polymtl.ca 
抄送： ltt-dev at lists.casi.polymtl.ca; linux-kernel at vger.kernel.org 
主题： Re: LTTng 0.115 for Linux 2.6.29 
 
* 曾珊 (zengshan227 at gmail.com) wrote:
> can ltt been used in network IO tracing under the environment of KVM?
> 
> hi:
>   what I meant path tracing is that we want to get the ingressing path of a
> packet under the environment of KVM (Kernel based Virtual Machine ), what we
> want to know exactly is the ingressing path of a packet from the host
> machine to the virtual machine ,
> ps: KVM used Qemu to process its network I/O , which is actually a process
> in the host OS.
>   Any ideas?
>   Thank you very much~

Yes, Pierre-Marc has done some work to make sure LTTV can show traces
from both the host kernel and a virtual machine together and therefore
allow the kind of analysis you are looking for. I am putting him in CC
so he can explain how to use his work.

Mathieu

> 
> 2009/3/24 Mathieu Desnoyers  <compudj at krystal.dyndns.org >
> 
>  > Hi,
>  >
>  > I just released LTTng 0.115 for Linux 2.6.29. Happy tracing. :)
>  >
>  > It is, as always, available both as a patchset and as a git tree. See
>  > http://www.lttng.org for details.
>  >
>  > Mathieu
>  >
>  >
>  > --
>  > Mathieu Desnoyers
>  > OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68
>  > --
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-- 
Mathieu Desnoyers
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68
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