# \#eloquent

**URL:** https://discourse.openrobotics.org/tag/eloquent/115.md

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## [ROS2 Inter-distro Communication Issue: Eloquent to Humble with Fast DDS](https://discourse.openrobotics.org/t/ros2-inter-distro-communication-issue-eloquent-to-humble-with-fast-dds/33550)

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**Author:** [@jacob-CyberB](https://discourse.openrobotics.org/u/jacob-CyberB)\
**Replies:** 3\
**Last updated:** [September 14, 2023, 3:54pm UTC](https://discourse.openrobotics.org/t/ros2-inter-distro-communication-issue-eloquent-to-humble-with-fast-dds/33550 "2023-09-14T15:54:19Z")

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Hello ROS community, :wave: :wave: :wave: I am currently facing an inter-distro communication issue between ROS2 installations. Here’s a brief summary of my setup: :man\_technologist: PC Setup: Ubuntu with ROS2 Humble. …

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## [Get ROS2 working on ArchLinux](https://discourse.openrobotics.org/t/get-ros2-working-on-archlinux/12827)

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**Author:** [@crystaldust](https://discourse.openrobotics.org/u/crystaldust)\
**Replies:** 19\
**Last updated:** [August 24, 2023, 7:31am UTC](https://discourse.openrobotics.org/t/get-ros2-working-on-archlinux/12827 "2023-08-24T07:31:37Z")

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About Arch Linux Arch Linux might be one of the most radical(or just the most?) Linux distributions, with a rolling update strategy, Arch makes everything latest. So we can enjoy the new versions of every package, while …

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## [New Packages for Eloquent 2020-12-14](https://discourse.openrobotics.org/t/new-packages-for-eloquent-2020-12-14/17907)

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**Author:** [@mjcarroll](https://discourse.openrobotics.org/u/mjcarroll)\
**Replies:** 6\
**Last updated:** [April 15, 2021, 11:37am UTC](https://discourse.openrobotics.org/t/new-packages-for-eloquent-2020-12-14/17907 "2021-04-15T11:37:51Z")

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We’re happy to announce 1 new package and 224 updated packages for Eloquent Elusor this week. This will be the final sync for the Eloquent release Thank you to all the maintainers and contributors who have helped make …

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## [Wed Nov 18 - Ghost Robotics ROS2 5G Verizon NYC pilot](https://discourse.openrobotics.org/t/wed-nov-18-ghost-robotics-ros2-5g-verizon-nyc-pilot/17395)

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**Author:** [@joespeed](https://discourse.openrobotics.org/u/joespeed)\
**Replies:** 0\
**Last updated:** [November 18, 2020, 4:38am UTC](https://discourse.openrobotics.org/t/wed-nov-18-ghost-robotics-ros2-5g-verizon-nyc-pilot/17395 "2020-11-18T04:38:26Z")

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5G Ghosts!:ghost: Free talk 2020-11-18T17:00:00Z (UTC) with Ghost Robotics, Newlab in Brooklyn and others. Ghost VR60 quadrupeds NVIDIA Xavier ROS2 CycloneDDS 5G pilot in New York City. Ghost Robotics (Philadelphia, …

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## [Washington Post re Ghost Robotics AGX ROS2](https://discourse.openrobotics.org/t/washington-post-re-ghost-robotics-agx-ros2/17795)

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**Author:** [@joespeed](https://discourse.openrobotics.org/u/joespeed)\
**Replies:** 1\
**Last updated:** [December 8, 2020, 1:44pm UTC](https://discourse.openrobotics.org/t/washington-post-re-ghost-robotics-agx-ros2/17795 "2020-12-08T13:44:33Z")

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Washington Post article about US Air Force using Ghost Robotics quadrupeds that run NVIDIA Xavier AGX ros2 eloquent cyclonedds. Part of the impetus for mobile security is because Hurricane Michael destroyed billions of d…

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## [New ZED driver for ROS2 Eloquent Elusor](https://discourse.openrobotics.org/t/new-zed-driver-for-ros2-eloquent-elusor/16976)

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**Author:** [@Myzhar](https://discourse.openrobotics.org/u/Myzhar)\
**Replies:** 0\
**Last updated:** [October 26, 2020, 11:59am UTC](https://discourse.openrobotics.org/t/new-zed-driver-for-ros2-eloquent-elusor/16976 "2020-10-26T11:59:04Z")

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We are happy to announce that a new version of the ZED ROS2 wrapper has been released. The new wrapper support ROS2 Eloquent Elusor and introduces many news and features. All the features of the ROS1 wrapper are availa…

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## [ROS and ROS2 Containers and updated DL packages for NVidia Jetson](https://discourse.openrobotics.org/t/ros-and-ros2-containers-and-updated-dl-packages-for-nvidia-jetson/16191)

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**Author:** [@amitgoel](https://discourse.openrobotics.org/u/amitgoel)\
**Replies:** 0\
**Last updated:** [August 31, 2020, 7:52pm UTC](https://discourse.openrobotics.org/t/ros-and-ros2-containers-and-updated-dl-packages-for-nvidia-jetson/16191 "2020-08-31T19:52:05Z")

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Our team at NVidia has created Dockerfile for deploying ROS and ROS2 distributions with the latest version of Jetpack on the Nvidia Jetson platform. The following distributions are supported: ROS Melodic ( ros:melodic-…

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## [New packages for Eloquent Elusor 2020-08-13](https://discourse.openrobotics.org/t/new-packages-for-eloquent-elusor-2020-08-13/16023)

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**Author:** [@mjcarroll](https://discourse.openrobotics.org/u/mjcarroll)\
**Replies:** 0\
**Last updated:** [August 21, 2020, 2:35pm UTC](https://discourse.openrobotics.org/t/new-packages-for-eloquent-elusor-2020-08-13/16023 "2020-08-21T14:35:27Z")

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We’re happy to announce 28 new packages and 152 updated packages for Eloquent Elusor last week. Thank you to all the maintainers and contributors who have helped make these packages possible! Details are below: Packag…

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## [Declaring a ROS2 port of the driver for the Marvelmind Indoor GPS system](https://discourse.openrobotics.org/t/declaring-a-ros2-port-of-the-driver-for-the-marvelmind-indoor-gps-system/15303)

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**Author:** [@ipa-kut](https://discourse.openrobotics.org/u/ipa-kut)\
**Replies:** 2\
**Last updated:** [July 9, 2020, 8:43am UTC](https://discourse.openrobotics.org/t/declaring-a-ros2-port-of-the-driver-for-the-marvelmind-indoor-gps-system/15303 "2020-07-09T08:43:37Z")

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This is a fairly small and straightforward package, a direct port from ROS to ROS2 of the driver for the Marvelmind Indoor GPS system. I recently starting working with it on ROS1 and saw potential use in ROS2 as well. As…

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## [Youfork: Fully ROS 2 Homemade Mobile Manipulator](https://discourse.openrobotics.org/t/youfork-fully-ros-2-homemade-mobile-manipulator/15212)

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**Author:** [@youtalk](https://discourse.openrobotics.org/u/youtalk)\
**Replies:** 1\
**Last updated:** [July 3, 2020, 3:26am UTC](https://discourse.openrobotics.org/t/youfork-fully-ros-2-homemade-mobile-manipulator/15212 "2020-07-03T03:26:34Z")

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Hi there. I’m really happy to introduce my hobby robot named youfork. All components are driven by ROS 2 Eloquent on the Jetson Xavier. youfork is a mobile manipulator for home tidy-up. The movie below shows a little f…

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## [New packages for Eloquent Elusor 2020-05-29](https://discourse.openrobotics.org/t/new-packages-for-eloquent-elusor-2020-05-29/14373)

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**Author:** [@mjcarroll](https://discourse.openrobotics.org/u/mjcarroll)\
**Replies:** 0\
**Last updated:** [May 29, 2020, 7:03pm UTC](https://discourse.openrobotics.org/t/new-packages-for-eloquent-elusor-2020-05-29/14373 "2020-05-29T19:03:16Z")

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We’re happy to announce 53 new packages and 105 updated packages for Eloquent Elusor this week. Package Updates for eloquent Added Packages \[53\]: ros-eloquent-apex-containers: 0.0.2-1 ros-eloquent-apex-test-tools: 0.0.…

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## [Experiment to inhibit DDS and ROS2 child threads](https://discourse.openrobotics.org/t/experiment-to-inhibit-dds-and-ros2-child-threads/14313)

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**Author:** [@y-okumura-isp](https://discourse.openrobotics.org/u/y-okumura-isp)\
**Replies:** 0\
**Last updated:** [May 27, 2020, 2:51am UTC](https://discourse.openrobotics.org/t/experiment-to-inhibit-dds-and-ros2-child-threads/14313 "2020-05-27T02:51:57Z")

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Abstract In our previous post, we reported DDS child thread and scheduling policy affect wake up latency. In summary, RR-TS setting improve wake up latency than RR-RR, where RR-TS means that main thread is Round-Robin…

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## [ROS2 generated child thread scheduling policy affects timers](https://discourse.openrobotics.org/t/ros2-generated-child-thread-scheduling-policy-affects-timers/14212)

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**Author:** [@hsgwa](https://discourse.openrobotics.org/u/hsgwa)\
**Replies:** 2\
**Last updated:** [May 25, 2020, 2:04am UTC](https://discourse.openrobotics.org/t/ros2-generated-child-thread-scheduling-policy-affects-timers/14212 "2020-05-25T02:04:22Z")

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Hello. We are investigating and studying the ROS2 real-time in a team. After checking the basic ROS2 functionality and pendulum\_demo, I’ve noticed that ROS2 generates multiple threads in the background. In particular,…

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## [How to apply for a ros2-gbp release repositories as a maintainer?](https://discourse.openrobotics.org/t/how-to-apply-for-a-ros2-gbp-release-repositories-as-a-maintainer/14180)

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**Author:** [@Arne](https://discourse.openrobotics.org/u/Arne)\
**Replies:** 1\
**Last updated:** [May 19, 2020, 5:17pm UTC](https://discourse.openrobotics.org/t/how-to-apply-for-a-ros2-gbp-release-repositories-as-a-maintainer/14180 "2020-05-19T17:17:37Z")

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Hello everyone, I am currently maintaining the two packages rqt\_robot\_monitor and rqt\_moveit. ROS 2 versions of those packages are available now. Are these packages still of interest for ROS 2, and therefore, could th…

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## [How to communicate with machines on different networks using ros2?](https://discourse.openrobotics.org/t/how-to-communicate-with-machines-on-different-networks-using-ros2/13281)

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**Author:** [@ayush.ghosh](https://discourse.openrobotics.org/u/ayush.ghosh)\
**Replies:** 1\
**Last updated:** [March 18, 2020, 11:11pm UTC](https://discourse.openrobotics.org/t/how-to-communicate-with-machines-on-different-networks-using-ros2/13281 "2020-03-18T23:11:42Z")

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I am using FASTRTPS as my dds with multicasting right now. How can I have ROS2 nodes communicate with each other if they are located on machines which are on different networks? I have heard of the DEFAULT\_FASTRTPS\_PRO…

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## [Activation trees for Managed Nodes](https://discourse.openrobotics.org/t/activation-trees-for-managed-nodes/13222)

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**Author:** [@fmrico](https://discourse.openrobotics.org/u/fmrico)\
**Replies:** 0\
**Last updated:** [March 13, 2020, 1:23pm UTC](https://discourse.openrobotics.org/t/activation-trees-for-managed-nodes/13222 "2020-03-13T13:23:38Z")

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Dear ROS2 community, I have been developing these days a package called rclcpp\_cascade\_lifecycle. This package provides a class that inherits from rclcpp\_lifecycle::LifecycleNode and lets you create “activation trees”. …

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## [New packages for Eloquent Elusor 2020-02-20](https://discourse.openrobotics.org/t/new-packages-for-eloquent-elusor-2020-02-20/12895)

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**Author:** [@mjcarroll](https://discourse.openrobotics.org/u/mjcarroll)\
**Replies:** 0\
**Last updated:** [February 20, 2020, 10:01pm UTC](https://discourse.openrobotics.org/t/new-packages-for-eloquent-elusor-2020-02-20/12895 "2020-02-20T22:01:29Z")

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We’re happy to announce 16 new packages and 72 updated packages for Eloquent Elusor this week. Details are below: Package Updates for eloquent Added Packages \[16\]: ros-eloquent-costmap-converter: 0.1.1-1 ros-eloquent-…

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## [New packages and patch release for ROS 2 Eloquent Elusor 2020-01-24](https://discourse.openrobotics.org/t/new-packages-and-patch-release-for-ros-2-eloquent-elusor-2020-01-24/12482)

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**Author:** [@mjcarroll](https://discourse.openrobotics.org/u/mjcarroll)\
**Replies:** 0\
**Last updated:** [January 24, 2020, 11:44pm UTC](https://discourse.openrobotics.org/t/new-packages-and-patch-release-for-ros-2-eloquent-elusor-2020-01-24/12482 "2020-01-24T23:44:25Z")

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The new release of ROS 2 Eloquent Elusor is here. This release brings a number of new packages as well as some updates to ROS 2 core packages. For information on what was included in this patch release, consult the Pat…

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## [Adding image transport message filter subscription to callback group](https://discourse.openrobotics.org/t/adding-image-transport-message-filter-subscription-to-callback-group/12413)

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**Author:** [@ruffsl](https://discourse.openrobotics.org/u/ruffsl)\
**Replies:** 1\
**Last updated:** [January 21, 2020, 2:51pm UTC](https://discourse.openrobotics.org/t/adding-image-transport-message-filter-subscription-to-callback-group/12413 "2020-01-21T14:51:04Z")

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Correct me if I’m mistaken, but there currently doesn’t seem to be a good way of associating image transport message filters subscriptions to a node’s specific callback group. I’m using image transport message filter to …

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## [Preparing for Eloquent Sync 2019-12-11](https://discourse.openrobotics.org/t/preparing-for-eloquent-sync-2019-12-11/11897)

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**Author:** [@mjcarroll](https://discourse.openrobotics.org/u/mjcarroll)\
**Replies:** 3\
**Last updated:** [December 14, 2019, 10:12pm UTC](https://discourse.openrobotics.org/t/preparing-for-eloquent-sync-2019-12-11/11897 "2019-12-14T22:12:07Z")

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Currently Eloquent has no known regressions and 68 packages ready to sync. I plan to hold new releases for Eloquent starting today, with a sync on Friday. Please comment here if there are any outstanding issues I shoul…

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## [New Packages for Eloquent Elusor 2019-12-14](https://discourse.openrobotics.org/t/new-packages-for-eloquent-elusor-2019-12-14/11947)

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**Author:** [@mjcarroll](https://discourse.openrobotics.org/u/mjcarroll)\
**Replies:** 0\
**Last updated:** [December 14, 2019, 10:11pm UTC](https://discourse.openrobotics.org/t/new-packages-for-eloquent-elusor-2019-12-14/11947 "2019-12-14T22:11:25Z")

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We’re happy to announce 52 new packages and 47 updated packages for Eloquent Elusor this week. Thank you to all the maintainers and contributors who have helped make these packages possible! Details are below: Package…

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## [ROS Eloquent Elusor Release Tshirt](https://discourse.openrobotics.org/t/ros-eloquent-elusor-release-tshirt/11583)

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**Author:** [@tfoote](https://discourse.openrobotics.org/u/tfoote)\
**Replies:** 3\
**Last updated:** [December 11, 2019, 7:18pm UTC](https://discourse.openrobotics.org/t/ros-eloquent-elusor-release-tshirt/11583 "2019-12-11T19:18:46Z")

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ROS Eloquent Elusor Tshirts Available Until Dec 12th With the release of ROS Eloquent Elusor just around the corner we’re happy to announce that there’s now a Teespring Tshirt campaign open for you to order your tshirts. …

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## [ROS 2 Eloquent Elusor Released!](https://discourse.openrobotics.org/t/ros-2-eloquent-elusor-released/11624)

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**Author:** [@mjcarroll](https://discourse.openrobotics.org/u/mjcarroll)\
**Replies:** 4\
**Last updated:** [December 4, 2019, 12:11am UTC](https://discourse.openrobotics.org/t/ros-2-eloquent-elusor-released/11624 "2019-12-04T00:11:45Z")

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We’re happy to announce the ROS 2 release Eloquent Elusor! To get an idea of what’s in this release, be sure to read the Eloquent Elusor page. In addition to feature development, there has been a focus on organizing…

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## [Cozmo with ROS2 without SDK](https://discourse.openrobotics.org/t/cozmo-with-ros2-without-sdk/11689)

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**Author:** [@solosito](https://discourse.openrobotics.org/u/solosito)\
**Replies:** 2\
**Last updated:** [November 29, 2019, 6:53pm UTC](https://discourse.openrobotics.org/t/cozmo-with-ros2-without-sdk/11689 "2019-11-29T18:53:26Z")

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Hi there, for all of you using Cozmo from Anki I implemented a simple wrapper for using it with ROS2 without depending on the Cozmo SDK. Please, check it out and let me know what you think: https://github.com/solos…

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## [micro-ROS Eloquent](https://discourse.openrobotics.org/t/micro-ros-eloquent/11604)

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**Author:** [@BorjaOuterelo](https://discourse.openrobotics.org/u/BorjaOuterelo)\
**Replies:** 0\
**Last updated:** [November 21, 2019, 5:35pm UTC](https://discourse.openrobotics.org/t/micro-ros-eloquent/11604 "2019-11-21T17:35:13Z")

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As part of the work done to prepare for the upcoming Eloquent Elusor release of ROS 2, eProsima made Micro XRCE-DDS fully compatible with Fast RTPS 1.9. Check out the following video explaining what micro-ROS is and why…