GPU not working when add ROS_DOMAIN_ID to terminal

Omniverse Isaac Sim
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1

When I run the isaacsim4.2 program in python and publish the data through ros2, when I configure ROS_DOMAIN_ID in the terminal and run the isaacsim program again, the GPU utilization is almost 0 and the rendering speed in the simulator becomes much slower.

Before

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20250416-151516786×725 98 KB

After ‘export ROS_DOMAIN_ID=10’ in terminal

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20250416-151520614×265 80.6 KB

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20250416-151523786×725 97.1 KB

3

Hi @m15056757832 welcome to the community! Do you observe the same issue in Isaac Sim 4.5, which is our latest version?

4

Hello!

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