Merge branch 'add-lttng-version-requirement' into 'master'

Add LTTng version requirement

See merge request micro-ROS/ros_tracing/ros2_tracing!133
This commit is contained in:
Christophe Bedard 2020-01-10 23:52:34 +00:00
commit 66a3bf65c3

View file

@ -8,14 +8,16 @@ If the `TRACETOOLS_DISABLED` option is enabled during build or if LTTng is not f
To enable tracing:
1. Install [LTTng](https://lttng.org/docs/#doc-ubuntu) with the Python bindings to control tracing and read traces:
1. Install [LTTng](https://lttng.org/docs/v2.10/#doc-ubuntu) with the Python bindings to control tracing and read traces:
```
$ sudo apt-add-repository ppa:lttng/stable-2.10
$ sudo apt-get update
$ sudo apt-get install lttng-tools lttng-modules-dkms liblttng-ust-dev
$ sudo apt-get install python3-babeltrace python3-lttng
```
Note: the LTTng stable 2.10 PPA is used to get newer versions of the packages.
Notes:
* **Version 2.10.7 or above is required for all LTTng packages**. On Ubuntu, use the above PPA. On other distros, [build from source](https://lttng.org/docs/v2.10/#doc-building-from-source), making sure to also [build the Python bindings](https://github.com/lttng/lttng-tools#building).
* LTTng 2.11 has not been tested yet.
2. Build
```
$ colcon build