Hi David, Any update?
Please let me know if more info is required. Regards, Vivek On Mon, Feb 18, 2013 at 4:26 PM, Vivek Kumar <[email protected]> wrote: > Hi David, > > Thanks for the response. LTTng-ust is also ported. > Please find attached the PPT where I have taken the snaps and described > the issue faced. > At present I am trying to port and instrument LTTng for userspace only. > > My SoC is ARM-Cortex A9 from Mindspeed and the os is openWRT Linux. > > LTTng doesn't report any issue when I run it to instrument in userspace > but CTF is not logged in the Home directory, please take a look to the > powerpoint slides for descriptions and commands that I give. > > Regards, Vivek > > > > On Fri, Feb 15, 2013 at 7:59 PM, David Goulet <[email protected]>wrote: > >> Hi Vivek, >> >> In order to collect a trace you need to instrument your application with >> LTTng-UST tracepoints. >> >> If you like to gather the syscalls for instance, you need to install the >> LTTng modules and start your session daemon as root. >> >> If you are still experiencing problem, please provide the commands you >> use and setup. >> >> Thanks! >> David >> >> Vivek Kumar: >> > Hi, >> > >> > I am trying to port LTTng to my arm based board. >> > For userspace tracing, I have been able to successfully port followings: >> > LTTng-tools, >> > LTT-ust Library >> > Userspace-rcu >> > libpopt >> > >> > Now I can see that lttng-sessiond is running, and am able to create >> > sessions, enable-event and start and stop tracing. >> > But, I don't see traces be logged in the home directory (indeed nothing >> > happens, i.e, not even the creation of the base directory -> >> lttng-traces). >> > Am I missing anything because of that LTTng is failing to log traces? >> > Please help. >> > >> > Regards, Vivek >> > >> > >> > -- >> > Best, Vivek >> > >> > >> > This body part will be downloaded on demand. >> > > > > -- > Best, Vivek -- Best, Vivek
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