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本帖最后由 mygodzj 于 2019-2-24 17:19 编辑
CPU占用率如下: 378 2 admin SW 0 0.0 0.0 [usb-storage]
Mem: 69372K used, 56956K free, 3572K shrd, 5660K buff, 23904K cached
CPU: 14.8% usr 55.9% sys 0.0% nic 0.0% idle 0.0% io 0.0% irq 29.1% sirq
Load average: 1.19 1.31 1.32 3/95 18810
PID PPID USER STAT VSZ %VSZ %CPU COMMAND
30349 1 nobody R 2176 1.7 90.8 /usr/sbin/dnsmasq
615 1 admin S 1496 1.1 1.3 /sbin/watchdog
18147 11790 admin R 1588 1.2 0.5 top
12130 12129 admin S 23580 18.6 0.3 /tmp/bin/adbyby
637 1 admin S 932 0.7 0.3 /usr/bin/miniupnpd
1872 1 admin S 6460 5.1 0.2 /usr/bin/minidlnad -f /etc/minidlna.conf -s 143DF2BF7285
620 1 admin S 3780 2.9 0.2 /usr/sbin/httpd -p 80
11732 635 admin S 1556 1.2 0.2 /usr/sbin/dropbear
请帮忙看看为什么dnsmasq一直占据90%以上的CPU?
我杀死过一次dnsmasq进程,然后发现其被看门狗拉起来了,日志如下,好像并没有什么特殊的地方
Feb 24 11:37:45 watchdog: dnsmasq is missing, start again!
Feb 24 11:37:46 dnsmasq[30349]: started, version 2.80 cachesize 1024
Feb 24 11:37:46 dnsmasq[30349]: compile time options: IPv6 GNU-getopt no-RTC no-DBus no-i18n no-IDN DHCP DHCPv6 no-Lua TFTP no-conntrack ipset no-auth no-DNSSEC no-loop-detect no-inotify no-dumpfile
Feb 24 11:37:46 dnsmasq-dhcp[30349]: DHCP, IP range 192.168.123.2 -- 192.168.123.244, lease time 1d
Feb 24 11:37:46 dnsmasq-dhcp[30349]: DHCPv6 stateless on br0
Feb 24 11:37:46 dnsmasq-dhcp[30349]: DHCPv4-derived IPv6 names on br0
Feb 24 11:37:46 dnsmasq-dhcp[30349]: router advertisement on br0
Feb 24 11:37:46 dnsmasq-dhcp[30349]: DHCPv6 stateless on 2409:8a55:2e17:a60::, constructed for br0
Feb 24 11:37:46 dnsmasq-dhcp[30349]: DHCPv4-derived IPv6 names on 2409:8a55:2e17:a60::, constructed for br0
Feb 24 11:37:46 dnsmasq-dhcp[30349]: router advertisement on 2409:8a55:2e17:a60::, constructed for br0
Feb 24 11:37:46 dnsmasq-dhcp[30349]: IPv6 router advertisement enabled
Feb 24 11:37:46 dnsmasq-dhcp[30349]: DHCP, sockets bound exclusively to interface br0
Feb 24 11:37:46 dnsmasq[30349]: using 5056 more nameservers
Feb 24 11:37:46 dnsmasq[30349]: read /etc/hosts - 20 addresses
Feb 24 11:37:46 dnsmasq[30349]: read /etc/storage/dnsmasq/hosts - 0 addresses
Feb 24 11:37:46 dnsmasq-dhcp[30349]: read /etc/dnsmasq/dhcp/dhcp-hosts.rc
Feb 24 11:37:46 dnsmasq[30349]: using 5062 more nameservers//这里起来后总体CPU就一直是100%,应该与后面的递归查询无关。
Feb 24 11:39:03 dnsmasq[30349]: nameserver 120.196.165.24 refused to do a recursive query
Feb 24 11:59:05 NTP Client: Synchronizing time to time.nist.gov.
Feb 24 12:02:50 dnsmasq[30349]: nameserver 211.136.192.6 refused to do a recursive query
Feb 24 12:53:11 dnsmasq[30349]: nameserver 2409:8057:2000:2::8 refused to do a recursive query
Feb 24 13:34:07 dnsmasq[30349]: nameserver 127.0.0.1 refused to do a recursive query
路由器版本:固件版本: 3.4.3.9-099_9-1-3
更多日志,参考百度云:https://pan.baidu.com/s/1K2oPOxTSiUKl5NXzgOzAlQ 提取码: r9b4
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