隔壁大佬实测n1使用armbian 3.14负载情况较高
本帖最后由 libaizibubai 于 2018-10-18 17:16 编辑安装的系统版本:Armbian_5.44_S9xxx_Ubuntu_bionic_3.14.29_server_20180729.img
新安装系统没安装额外软件,负载一直保持在1左右,用vmstat查看,低CPU占用,低IO占用,每秒中断数和每秒上下文切换数较高
root@aml:~# vmstat 2
procs -----------memory---------- ---swap-- -----io---- -system-- ------cpu-----
rb swpd free buffcache si so bi bo in cs us sy id wa st
00 0 1621056 8004 132560 0 4 0 611914600 9900
00 0 1620940 8004 132560 0 2 0 044851400 10000
00 0 1620940 8004 132560 0 0 0 044250900 10000
00 0 1620940 8004 132560 0 0 0 044950900 10000
00 0 1620940 8004 132560 0 0 0 044550700 10000
00 0 1620940 8004 132560 0 0 0 044850600 10000
00 0 1620940 8004 132560 0 0 0 044750500 10000
00 0 1620940 8004 132560 0 0 0 044150500 10000
00 0 1620940 8004 132560 0 0 0 043850400 10000
00 0 1620940 8004 132560 0 0 0 044251100 10000
00 0 1620940 8004 132560 0 0 0 045051700 10000
00 0 1620940 8004 132560 0 0 0 044851700 10000
00 0 1620940 8004 132560 0 0 0 044250500 10000
00 0 1620940 8004 132560 0 0 0 044250900 10000
00 0 1620940 8004 132560 0 0 0 044150600 10000
00 0 1620940 8004 132560 0 0 0 044550800 10000
00 0 1620940 8004 132560 0 0 0 044650400 10000
00 0 1620940 8004 132560 0 0 0 044150600 10000
00 0 1620940 8004 132560 0 0 0 044750500 10000
00 0 1620940 8004 132560 0 0 0 044050300 10000
00 0 1620940 8004 132560 0 0 0 044150700 10000
00 0 1620940 8004 132560 0 0 0 044050900 10000
00 0 1620940 8004 132560 0 0 0 044450800 10000
00 0 1620940 8004 132560 0 0 0 044050600 10000
00 0 1620940 8004 132560 0 0 0 044350600 10000
00 0 1620940 8004 132560 0 0 0 044150900 10000
然后用pidstat查看kwoker上下文切换数较高,查了下kwoker较高和内核及驱动有关。
12:34:43 PM UID PID cswch/s nvcswch/sCommand
12:34:45 PM 0 7 3.00 0.00rcu_preempt
12:34:45 PM 0 16 10.50 0.00ksoftirqd/2
12:34:45 PM 0 26 1.00 0.00kworker/u8:1
12:34:45 PM 0 2393 3.00 0.00cfinteractive
12:34:45 PM 0 2419 5.00 0.00kthread_hdcp
12:34:45 PM 0 2518 33.50 0.00vdec-core
12:34:45 PM 0 2559 100.00 0.00kthread_di
12:34:45 PM 0 2730 101.50 98.50kworker/0:2
12:34:45 PM 100 2949 0.50 0.00systemd-network
12:34:45 PM 0 3008 123.50 0.00kworker/1:2
12:34:45 PM 0 3199 6.50 0.00haveged
12:34:45 PM 0 3622 0.50 0.00sshd
12:34:45 PM 0 3790 1.00 0.00kworker/0:1
12:34:45 PM 0 3793 1.00 0.00kworker/2:0
12:34:45 PM 0 3794 0.50 124.00pidstat
大家的N1运行armbian负载高吗?能运行4.18的负载怎么样?
刚刚测试了下小钢炮负载正常,armbian虽然能运行,但是内核或驱动有问题。
来源:foxconndmd
搬运来大家看看是不是同样的情况,欢迎探讨!
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