Re: [lttng-dev] LTTng undefined reference while building the sample application.

2018-08-01 Thread Michael Jeanson
On 2018-08-01 07:22 AM, Attel Raghavendra wrote: > Hi Team, > > I have new to the LTTng. I am trying to build a sample application to > test the LTTng. > I was able to compile the sample application successfully, however > facing the following linker problems. Please help to resolve the same.   >

Re: [lttng-dev] LTTng streams not Hung up even session is destroyed

2018-08-01 Thread sai kiran
Hi, I'm using LTTng 2.9.4 version of lttng-tools, lttng-modules, and lttng-ust. I'm doing tracing in Xilinx Zynq ZC706 evaluation kit. the sequence of commands used for tracing: Mode: live mode. For relay daemon: lttng-relayd -L tcp://127.0.0.1:5344--output=/tmp/lttnglogs/ Session commds: 1) lttn

Re: [lttng-dev] LTTng streams not Hung up even session is destroyed

2018-08-01 Thread Jonathan Rajotte-Julien
Hi Sai, On Wed, Aug 01, 2018 at 10:05:30PM +0530, sai kiran wrote: > Hi, > I'm using LTTng 2.9.4 version of lttng-tools, lttng-modules, and > lttng-ust. I'm doing tracing in Xilinx Zynq ZC706 evaluation kit. > the sequence of commands used for tracing: > Mode: > live mode. What is the reason be

[lttng-dev] RFC: More flexible support for UST event collection in containers

2018-08-01 Thread Loïc Gelle
Hi all, I am writing a proof of concept for LTTng (ust + tools) for better support of application tracing in containers. My point is that we should be able to collect all UST events emitted from within containers using a single sessiond / consumerd, at least if you want to. The main probl

Re: [lttng-dev] LTTng streams not Hung up even session is destroyed

2018-08-01 Thread sai kiran
Hi, The reason for reader timer option is, UST event throughput is very low so if I don't use this option I'm not at all getting UST trace data. Even though the difference between "reader-timer" and "switch-timer" is not clear for me. Correct me if I wrong, "Switch-Timer": After switch timer expi

[lttng-dev] [RFC] wfcqueue: allow defining CDS_WFCQ_WAIT_SLEEP to override `poll'

2018-08-01 Thread Eric Wong
Users may want to use alternative sleeping behavior instead of `poll'. Make CDS_WFCQ_WAIT_SLEEP a macro which may be defined before including wfcqueue.h. This alternative behavior could include logging, performing low-priority cleanup work, sleeping a shorter/longer interval or any combination of

Re: [lttng-dev] LTTng streams not Hung up even session is destroyed

2018-08-01 Thread Jonathan Rajotte-Julien
Hi Sai, You did not answer the other questions I asked. Those answers are necessary for us to understand what is going on. On Wed, Aug 01, 2018 at 11:11:39PM +0530, sai kiran wrote: > Hi, > The reason for reader timer option is, UST event throughput is very low so > if I don't use this option I'

Re: [lttng-dev] LTTng undefined reference while building the sample application.

2018-08-01 Thread Attel Raghavendra
Thank you for your help! Raghu On Wed, Aug 1, 2018 at 8:36 PM Michael Jeanson wrote: > On 2018-08-01 07:22 AM, Attel Raghavendra wrote: > > Hi Team, > > > > I have new to the LTTng. I am trying to build a sample application to > > test the LTTng. > > I was able to compile the sample application