usdt: add log_msg support

OpenVisualCloud / Media-Transport-Library

A real-time media transport(DPDK, AF_XDP, RDMA) stack for both raw and compressed video based on COTS hardware.

BSD 3-Clause "New" or "Revised" License

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Closed frankdjx closed 6 months ago

frankdjx commented 6 months ago

It can be used to track the system in a production system where the log level is set to error only.