Re: [linuxtools-dev] UPDATE: Re: OProfile + Linux Tools + CentOS

[Severin Gehwolf <sgehwolf@xxxxxxxxxx>]

On Thu, 2011-08-04 at 19:02 +0200, Eric Schwarz wrote:
> To solve the error described below
> 
> "opcontrol process error output: sudo: sorry, you must have a tty to run 
> sudo"

> 'requiretty' in sudoers file opened by 'install-noconsolehelper.sh' must 
> be commented out.

FWIW:
I assume consoleholper is available on CentOS. install.sh is intended to
be run on those systems. install-noconsolehelper.sh is for systems with
no consolehelper.

> However, then the fun starts again... see screenshot attached (An 
> internal error occurred during: "Launching op (1)") .
> 
> It is not possible to create an OProfile configuration (Profile As > 
> Profile Configurations)
> 
> Various errors are the result.

Does profiling work if you don't go into Profile Configurations? Please
report a bug here:
https://bugs.eclipse.org/bugs/enter_bug.cgi?product=Linux%
20Tools&component=OProfile

Please attach the stack trace from the error log (right-click details).

Thanks,
Severin

> 
> -------- Original-Nachricht --------
> Betreff: 	Re: [linuxtools-dev] OProfile + Linux Tools + CentOS
> Datum: 	Thu, 04 Aug 2011 17:50:36 +0200
> Von: 	Eric Schwarz <eas@xxxxxxxxxxxxxxxxxxx>
> An: 	Linux Tools developer discussions <linuxtools-dev@xxxxxxxxxxx>
> CC: 	sgehwolf@xxxxxxxxxx
> 
> 
> 
> Hi
> 
> 
> First, thanks for the reply.
> 
> Eclipse Error Log says:
> 
> >>>
> 
> eclipse.buildId=M20110210-1200
> java.version=1.6.0_20
> java.vendor=Sun Microsystems Inc.
> BootLoader constants: OS=linux, ARCH=x86, WS=gtk, NL=en_US
> Framework arguments:  -product org.eclipse.epp.package.linuxtools.product
> Command-line arguments:  -os linux -ws gtk -arch x86 -product
> org.eclipse.epp.package.linuxtools.product
> 
> 
> Error
> Thu Aug 04 06:45:22 EDT 2011
> opcontrol process error output: sudo: sorry, you must have a tty to run sudo
> 
> <<<
> 
> "opcontrol process error output: sudo: sorry, you must have a tty to run
> sudo" seems to be the hint
> 
> >>>  Did you verify that oprofile works as expected on the command line?
> 
> YES.  I did it like on http://blogs.epfl.ch/article/24223
> 
> I also tried with the latest nightly build today>  did not work either
> 
> 
> I executed both
> 
> - install.sh
> 
> - install-noconsolehelper.sh
> 
> 
> Many thanks for assistance
> Eric
> 
> Am 04.08.2011 15:00, schrieb Severin Gehwolf:
> >  Hi,
> >
> >  On Thu, 2011-08-04 at 10:59 +0200, Eric Schwarz wrote:
> >>  Hi
> >>
> >>
> >>  I have troubles starting OProfile (0.9.4 latest Version for CentOS) out
> >>  of Eclipse on CentOS.
> >>
> >>  I have tried using CentOS 5.4 + Eclipse Helios 2 SR2 in a virtual
> >>  machine (put in timer interrupt mode like described in [1]).
> >  Eclipse oprofile hasn't worked very well in a virtual machine and is not
> >  tested very much. It may work, if the module is manually loaded with
> >  timer=1 prior profiling from within Eclipse...
> >
> >  Did you verify that oprofile works as expected on the command line? If
> >  yes, what sequence of commands did you execute to make it work?
> >
> >>  The error is the following when clicking on "Profile As>   Profile with
> >>  OProfile" in the Eclipse menu:
> >>
> >>  "Exit code of opcontrol indicates failure"
> >>
> >>  OProfile itself is working and I also executed
> >>  "natives/linux/scripts/install.sh"
> >  Does this mean that if you use opcontrol in a terminal profiling works
> >  for you? If yes, what is the sequence of commands you are executing?
> >
> >>  I have also seen some irregularities concerning the unittests of Linux
> >>  Tools 0.8.0 for OProfile support.
> >>
> >>  https://hudson.eclipse.org/hudson/job/linuxtools-Indigo/346/testReport/
> >  Last time I checked all unit tests passed for me locally. I think we
> >  can't run oprofile tests in the hudson job since it requires root access
> >  and proper installation of consolehelper/no-consolehelper (for the time
> >  being). Perhaps I'm wrong :)
> >
> >>  I also tried on a real machine (CentOS 5.6 + Eclipse Indigo) and there I
> >>  get also an error (I think it was the same on - I might deliver the
> >>  message later since I am currently at an other place).
> >  It should definitely work on a physical machine. Could you try
> >  installing latest Linux Tools from updates-nightly[1] and try again. If
> >  oprofile fails, it should give you some hints in the Eclipse error log.
> >
> >>  Well, shouldn't it work out of the box?
> >  Kind of. If you installed Linux Tools from our update-site, you need to
> >  set up consolehelper manually. After this step it should work.
> >
> >  Let us know how it goes.
> >
> >  Thanks,
> >  Severin
> >
> >  [1] http://download.eclipse.org/technology/linuxtools/update/
> >
> >  _______________________________________________
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> >  https://dev.eclipse.org/mailman/listinfo/linuxtools-dev
> >
>