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Try running with PREEMPT_RT patched kernel

Realtime-enabled communication structure to robustly cope with the 2ms cycle time of the e-Series. To use this, compile and run it on a kernel with the PREEMPT_RT patch enabled. (See the Real-time setup guide on how to achieve this)

From https://github.com/UniversalRobots/Universal_Robots_ROS_Driver#features

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