https://www.cnblogs.com/chris-cp/p/6340289.html
查看系統信息，dmesg, https://blog.csdn.net/fchyang/article/details/78480048
清除報警信息，dmesg -c
https://www.idcjia.net/m3071.html
dmesg --level=err,warn -T
實時監測dmesg日志輸出（https://blog.csdn.net/whatday/article/details/104375856?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2~all~first_rank_v2~rank_v25-6-104375856.nonecase&utm_term=dmesg%E6%97%A5%E5%BF%97%E5%9C%A8%E5%93%AA%E9%87%8C）
watch "dmesg | tail -20"