From mboxrd@z Thu Jan  1 00:00:00 1970
From: anand.neeli@gmail.com (Anand Neeli)
Date: Sat, 11 Apr 2015 06:01:19 +0530
Subject: [lttng-dev] Warning: HOME environment variable not set.
In-Reply-To: <CAB4xu_2F1QF=_iO-_jHj_YszLNq=ia1sPrchHP9aBBbmot5ADw@mail.gmail.com>
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 <218306271.74676.1427117803698.JavaMail.zimbra@efficios.com>
 <CAB4xu_2F1QF=_iO-_jHj_YszLNq=ia1sPrchHP9aBBbmot5ADw@mail.gmail.com>
Message-ID: <CAM5kDqx+cyMqQavqT4DiVxjjkgtfdAqfVH0pVXp5goJAW2Pz4Q@mail.gmail.com>

What's the impact of this?
What will happen if we see this error "disabling per-user tracing".
Will the app stop tracing?

Thanks
Anand Neeli
On Apr 11, 2015 5:27 AM, "Philippe Proulx" <eeppeliteloop at gmail.com> wrote:

> On Mon, Mar 23, 2015 at 9:36 AM, Mathieu Desnoyers
> <mathieu.desnoyers at efficios.com> wrote:
> > Perhaps your program is clearing its environment
> > variables ? Or launched by a wrapper that clears
> > the env. var. ?
>
> Perhaps LTTng-UST should do like LTTng-tools: try $LTTNG_HOME, then
> $HOME, then the current UID's entry in /etc/passwd? This would avoid
> disabling per-user tracing even when the environment variables are cleared.
>
> WDYT?
>
> Phil
>
> >
> > Can you try with a simple demo program to find our
> > what is clearing those ?
> >
> > Thanks,
> >
> > Mathieu
> >
> >
> > ________________________________
> >
> > Hi All,
> > I'm sorry to bump on this thread again.
> >
> > Is there any way to overcome this issue?
> >
> > Thanks,
> > Anand Neeli
> >
> > On Wed, Mar 18, 2015 at 10:01 PM, Chidhu R <chid1989 at gmail.com> wrote:
> >>
> >> I too am getting the same errors. Inspite of setting LTTNG_HOME in my
> >> program.
> >>
> >> On Tue, Mar 17, 2015 at 2:18 PM, Anand Neeli <anand.neeli at gmail.com>
> >> wrote:
> >>>
> >>> Hi All,
> >>>
> >>> any idea when do we get this error?
> >>>
> >>> app: libust[4745/4745]: Warning: HOME environment variable not set.
> >>> Disabling LTTng-UST per-user tracing. (in setup_local_apps() at
> >>> lttng-ust-comm.c:385)
> >>> app: libust[4751/4751]: Warning: HOME environment variable not set.
> >>> Disabling LTTng-UST per-user tracing. (in setup_local_apps() at
> >>> lttng-ust-comm.c:385)
> >>> app: libust[4760/4760]: Warning: HOME environment variable not set.
> >>> Disabling LTTng-UST per-user tracing. (in setup_local_apps() at
> >>> lttng-ust-comm.c:385)
> >>> app: libust[4780/4780]: Warning: HOME environment variable not set.
> >>> Disabling LTTng-UST per-user tracing. (in setup_local_apps() at
> >>> lttng-ust-comm.c:385)
> >>>
> >>> i have set LTTNG_HOME=HOME=/home/root
> >>> using 2.6
> >>>
> >>> Thanks,
> >>> Anand Neeli
> >>>
> >>>
> >>> _______________________________________________
> >>> lttng-dev mailing list
> >>> lttng-dev at lists.lttng.org
> >>> http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
> >>>
> >>
> >
> >
> > _______________________________________________
> > lttng-dev mailing list
> > lttng-dev at lists.lttng.org
> > http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
> >
> >
> >
> >
> > --
> > Mathieu Desnoyers
> > EfficiOS Inc.
> > http://www.efficios.com
> >
> > _______________________________________________
> > lttng-dev mailing list
> > lttng-dev at lists.lttng.org
> > http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
> >
>
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