what is the "the same /root/.usttracers/..../ust-consumerd.log - No such file or directory" exactly ? Which path is it unable to create ? Have you tried creating it by hand ?
Thanks, Mathieu * Srivatsan Vijayaraghavan ([email protected]) wrote: > -sh-2.05b# usttrace -o ./tracedir ./testUST > ./tracedir > Waiting for ust-consumerd to shutdown... > Trace was output in: ./tracedir > -sh-2.05b# pwd > /usr/local/bin > -sh-2.05b# cd tracedir > -sh-2.05b# ls > app.log ust-consumerd.log > > If I dont give the trace directory, the it fails to create the > ust-consumerd.log file. > > Thanks, > Srivatsan > --- On Tue, 2/15/11, Mathieu Desnoyers <[email protected]> wrote: > > From: Mathieu Desnoyers <[email protected]> > Subject: Re: [ltt-dev] Trouble tracing my application for PowerPC board > To: "Srivatsan Vijayaraghavan" <[email protected]> > Cc: > [email protected] > Date: Tuesday, February 15, 2011, 4:34 AM > > * Srivatsan Vijayaraghavan ([email protected]) wrote: > > I used ltib to cross compile and build liburcu and libust on my target > > board (for powerpc). Everything went smooth with few glitches which were > > sorted out, but when I tried to trace my application by invoking it from > > usttrace (usttrace ./testust), I wasn't able to get beyond this message > > /root/.usttracers/...../ust-consumerd.log - No such file or directory > > > > I tried recording the trace manually when ust-consumerd failed in > > epoll_create(). > > So I built the kernel with CONFIG_EPOLL support, but that did not help. I > > still get the same /root/.usttracers/..../ust-consumerd.log - No such file > > or directory > > > > > ---testust.cpp--- > > #include <ust.marker.h> > > int main(..) > > { > > trace_mark(main,myevent,"%d", getpid()); > > } > > which user ID are your running your application as ? > > What's the value of your $HOME ? > > It looks like ust is unable to create the directories/files needed to > write the log file. It looks like an access right problem > > Mathieu > > > > > Thanks, > > Srivatsan V > > > > > > > > > > > > ____________________________________________________________________________________ > > Food fight? Enjoy some healthy debate > > in the Yahoo! Answers Food & Drink Q&A. > > http://answers.yahoo.com/dir/?link=list&sid=396545367 > > _______________________________________________ > > ltt-dev mailing list > > [email protected] > > http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev > > > -- > Mathieu Desnoyers > Operating System Efficiency R&D Consultant > EfficiOS Inc. > http://www.efficios.com > > > > > ____________________________________________________________________________________ > Expecting? Get great news right away with email Auto-Check. > Try the Yahoo! Mail Beta. > http://advision.webevents.yahoo.com/mailbeta/newmail_tools.html > _______________________________________________ > ltt-dev mailing list > [email protected] > http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev -- Mathieu Desnoyers Operating System Efficiency R&D Consultant EfficiOS Inc. http://www.efficios.com _______________________________________________ ltt-dev mailing list [email protected] http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
