Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

/sys/dev/char/10:62/subsystem/cpu_dma_latency/

//sys/dev/char/10:62/subsystem/cpu_dma_latency/uevent

MAJOR=10 MINOR=60 DEVNAME=cpu_dma_latency