[每天一个Linux小技巧] 查看时钟源精度

$ dmesg | grep clock

[0.000000] OMAP clocksource: GPTIMER1 at 24000000 Hz 
[0.000000] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 178956ms

这里的精度是41ns

转载于:https://www.cnblogs.com/wzjhoutai/p/6738286.html