本帖最后由 tiger-aa 于 2020-6-7 17:22 编辑
1,路由重启1-2天后,CPU使用率飙升到50%以上,原因及解决方案如下:
ssh下运行htop指令
发现有一个CPU核心跑100%不变,是执行下边的指令造成的。
- /usr/sbin/nlbwmon -o /var/lib/nlbwmon -i 24h -r 30s -p /user/share//nlbwon/protocols -g 10 -i 1 -l 1000 -z -s 192.168.0.0/16 -s 172.16.0.0/12 -s 10.0.0.0/8-s 192.168.1.1/
同时在系统日志里出现
daemon.err nlbwmon[30625]: Unable to dump conntrack: No buffer space available
应该和带宽监控相关。
系统--启动项--nlbwmon重启,可使CPU使用率恢复正常。
解决方案:
一,nlbwmon版本由2019-06-06升级为2020-04-11。
系统--软件包--更新列表--查找软件包“nlbwmon”--可用软件包--安装
二,
https://forum.openwrt.org/t/nlbwmon-100-cpu-usage/10639/7帖子里提供了解决方案。
Automatic restart of nlbwmon process:
Since nlbwmon is frequently going wild and consuming all available processing power from at least one core I've put together some workarounds to be placed in /etc/rc.local file before exit 0 line.
(while true; do (NLB_T=45; sleep 15m; NLB_A=$(top -b -n 1 | grep nlbwmon | grep -v grep | awk '{print (int($7))}' | head -1); [ $NLB_A -ge $NLB_T ] && ( sleep 5m; NLB_B=$(top -b -n 1 | grep nlbwmon | grep -v grep | awk '{print (int($7))}' | head -1); [ $NLB_B -ge $NLB_T ] && ( /etc/init.d/nlbwmon restart; logger "WARNING: nlbwmon restarted due to process runaway, proc% was $NLB_A then $NLB_B" ))); done) &
三,我做了如下更改后,跑了几天,也没出现问题。
带宽监控---配置---本地子网全部删除。
高级设置,提交间隔改为24h,刷新间隔改为5m。
我还把统计周期改为固定周期-周期5天。
2,DHCP-自定义挟持域名,路由重启后设置失效,需重新点保存&应用才行。
路由重启后,带宽监控不能监控IPV6的流量,需:系统--启动项--nlbwmon重启。
以上有解决方案吗?请大佬写个延迟执行或自动重新执行的指令。
3,Lan口接群晖NAS,局域网内复制文件一般只能到40-60M。
NAS中关IPV6,速度能稳定在80M左右,有时可以100+。 路由上删除多拨mwan3,关FULLCONE NAT加速似乎也能增加稳定性。 把电脑、NAS接在交换机上,不连路由,速度100+,连上路由,就掉到80M,问题待解决。
4,问题已解决,我把s s r plau+误删后已恢复,方法见15楼。
实测v2瑞+passwall要明显好于plus+,passwall下载安装见https://www.right.com.cn/forum/thread-2899184-1-1.html
v2瑞,通过S h a d o w S o c k s R Plus+能设置成功吗?我试了下,没成功,删了v贰瑞-core后装的官方版,Plus+菜单也消失了,官方版没有订阅一键导入,如何恢复Plus+菜单?
已解决问题,感谢 badcrazy 大神解答,方法见15楼。
5,只显示cpu温度,wifi温度如何查询?
65楼的解答:无法查看,开源驱动不支持
6,如软件源连不上,无法刷新软件列表,可以将https://openwrt.proxy.ustclug.org替换为https://downloads.openwrt.org
或北京外国语大学开源软件镜像站https://mirrors.bfsu.edu.cn/openwrt
系统-软件包-配置-发行版软件源
7,添加访客网络,见https://www.right.com.cn/forum/thread-4034794-1-1.html
8,在系统日志里出现大量类似如下信息,是路由器wifi被攻击了吗?已设置mac白名单,隐藏SSID,如何解决?或在系统日志里不记录此信息。
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA a2:d9:f7:ef:95:3f IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA a2:d9:f7:ef:95:3f IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA a2:d9:f7:ef:95:3f IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA a2:d9:f7:ef:95:3f IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA a2:d9:f7:ef:95:3f IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA 86:a4:7a:ba:2e:92 IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA 86:a4:7a:ba:2e:92 IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA 86:a4:7a:ba:2e:92 IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA 86:a4:7a:ba:2e:92 IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA 86:a4:7a:ba:2e:92 IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA 86:a4:7a:ba:2e:92 IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA 86:a4:7a:ba:2e:92 IEEE 802.11: disassociated
Mon Apr 20 21:48:52 2020 daemon.info hostapd: wlan1: STA 86:a4:7a:ba:2e:92 IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA fa:7b:69:9f:1d:9f IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA fa:7b:69:9f:1d:9f IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA fa:7b:69:9f:1d:9f IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA fa:7b:69:9f:1d:9f IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA fa:7b:69:9f:1d:9f IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA fa:7b:69:9f:1d:9f IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA f2:0b:81:c0:17:e9 IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA f2:0b:81:c0:17:e9 IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA f2:0b:81:c0:17:e9 IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA f2:0b:81:c0:17:e9 IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA f2:0b:81:c0:17:e9 IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA f2:0b:81:c0:17:e9 IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA f2:0b:81:c0:17:e9 IEEE 802.11: disassociated
Mon Apr 20 21:50:39 2020 daemon.info hostapd: wlan1: STA f2:0b:81:c0:17:e9 IEEE 802.11: disassociated
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