[ltt-dev] Run lttv-gui error

[Mathieu Desnoyers]

* Shouwei Li (casmyu at gmail.com) wrote:
> My OS is debian 5.0, so I think su command is avaiable. I have compile
> the kernel, lttng to the latest version, so I can make sure that no
> compatibility problem.
> 
> You, it will show all the system calls done by the processes you are
> interested into.

By you I meant "Yes", sorry.

> ----------------------------------------------------------------------------------------------------
> Where I can get some documents about this topics.
> 

See the LTTng Manual on the lttng.org website, and the papers published
on this same website.

Mathieu

> Thank you very much! ^_^
> 
> On 4/11/09, Mathieu Desnoyers <compudj at krystal.dyndns.org> wrote:
> > * Shouwei Li (casmyu at gmail.com) wrote:
> >> Hello, friends:
> >> I login OS with root account. then I run lttv-gui like this:
> >> [root][~]# export DISPLAY=192.168.153.1:0.0
> >> [root][~]# lttv-gui
> >> I have opend xmanager(passive), then the GUI pop up.
> >> Then I click the Insert Tracing Control Module button(The traffic
> >> light), after input the root passwd, I click start button, but an
> >> error message box pop up, the error message is "A problem occured when
> >> executing the su command : Operation not permitted". Please tell me
> >> why and how to solve this problem.
> >
> > If you are on ubuntu, su is disabled. You would have to figure out how
> > to reenable it using their documentation. Or you can use the lttctl
> > command directly to control tracing instead, as stated in the
> > documentation.
> >
> > Also make sure your
> > lttv
> > ltt-control
> > lttng
> >
> > versions follow the compatibility list on the lttng.org website.
> >
> >> One more question: I want to monitor a program which executed from
> >> bash, all the processes of this program execute. Include from bash to
> >> execv, how the dynamic loader loaded the elf file and the other
> >> libraries and so on. Does lttv can be competent for this work?
> >> Thank you very much!
> >
> > You, it will show all the system calls done by the processes you are
> > interested into.
> >
> > Mathieu
> >
> >> --
> >> Best Regards!
> >> Shouwei Li
> >>
> >> _______________________________________________
> >> ltt-dev mailing list
> >> ltt-dev at lists.casi.polymtl.ca
> >> http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
> >>
> >
> > --
> > Mathieu Desnoyers
> > OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68
> >
> 
> 
> -- 
> Best Regards!
> Shouwei Li
> 

-- 
Mathieu Desnoyers
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68