tcp连接数超多,知道的帮帮忙!
jeck2006
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1#
jeck2006 发表于 2008-01-18 14:53
tcp连接数超多,知道的帮帮忙!
下面这种现象有什么好办法可以解决,请大家帮小弟提个建议
[admin@WWW02 admin]$ netstat -nat Active Internet connections (servers and established) Proto Recv-Q Send-Q Local Address Foreign Address State tcp 0 0 0.0.0.0:3306 0.0.0.0:* LISTEN tcp 0 0 218.206.92.82:80 0.0.0.0:* LISTEN tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN tcp 0 0 127.0.0.1:6010 0.0.0.0:* LISTEN tcp 0 0 218.206.92.82:80 211.136.20.44:30068 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:54645 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:1632 TIME_WAIT tcp 0 0 218.206.92.82:80 211.143.58.36:18240 TIME_WAIT tcp 0 0 218.206.92.82:80 211.138.147.33:59371 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:62829 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:1110 TIME_WAIT tcp 0 0 218.206.92.82:80 210.72.235.87:61214 TIME_WAIT tcp 0 0 218.206.92.82:80 211.137.59.23:50005 TIME_WAIT tcp 0 0 218.206.92.82:80 210.72.235.87:62214 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:9787 TIME_WAIT tcp 0 0 218.206.92.82:80 211.143.58.36:18205 TIME_WAIT tcp 0 0 218.206.92.82:80 211.143.58.36:18204 TIME_WAIT tcp 0 0 218.206.92.82:80 211.138.147.33:31415 TIME_WAIT tcp 0 0 218.206.92.82:80 211.138.147.33:59558 TIME_WAIT tcp 0 0 218.206.92.82:80 211.143.58.36:18225 TIME_WAIT tcp 0 0 218.206.92.82:80 211.137.59.23:54020 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:53529 TIME_WAIT tcp 0 0 218.206.92.82:80 211.137.59.23:55566 TIME_WAIT tcp 0 0 218.206.92.82:80 211.143.58.36:18212 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.23.43:61442 TIME_WAIT tcp 0 0 218.206.92.82:80 211.143.58.36:18214 TIME_WAIT tcp 0 0 218.206.92.82:41735 210.51.0.122:80 TIME_WAIT tcp 0 0 218.206.92.82:41740 210.51.0.122:80 TIME_WAIT tcp 0 0 218.206.92.82:80 211.138.147.33:37241 TIME_WAIT tcp 0 0 218.206.92.82:80 66.249.70.236:49385 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:62714 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:52988 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.23.43:61412 TIME_WAIT tcp 0 0 218.206.92.82:80 211.137.59.23:47348 TIME_WAIT tcp 0 0 218.206.92.82:80 210.72.235.87:62625 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:7141 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.23.43:61423 TIME_WAIT tcp 0 1910 218.206.92.82:80 210.72.235.87:63919 FIN_WAIT1 tcp 0 0 218.206.92.82:80 211.137.59.23:56315 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.23.43:61407 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.23.43:61400 TIME_WAIT tcp 0 0 218.206.92.82:80 211.137.59.23:49056 TIME_WAIT tcp 0 0 218.206.92.82:80 211.138.147.33:54077 TIME_WAIT tcp 0 0 218.206.92.82:80 210.72.235.87:62176 TIME_WAIT tcp 0 0 218.206.92.82:80 211.137.59.23:50099 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:9901 TIME_WAIT tcp 0 0 218.206.92.82:22 210.72.235.87:61675 ESTABLISHED tcp 0 0 218.206.92.82:80 210.72.235.87:62420 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:61079 TIME_WAIT tcp 0 0 218.206.92.82:80 210.72.235.87:63197 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:31646 TIME_WAIT tcp 0 3560 218.206.92.82:22 210.72.235.87:61888 ESTABLISHED tcp 0 0 218.206.92.82:80 211.136.20.44:2181 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.20.44:18056 TIME_WAIT tcp 0 1 218.206.92.82:41739 211.136.86.172:21 SYN_SENT tcp 0 0 218.206.92.82:80 211.136.20.44:16268 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:53935 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:24224 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:59356 TIME_WAIT tcp 0 0 218.206.92.82:80 208.68.138.5:3622 TIME_WAIT tcp 0 0 218.206.92.82:80 218.205.237.42:40077 TIME_WAIT tcp 0 0 218.206.92.82:41732 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41733 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41734 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41728 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41729 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41730 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41731 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41741 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41742 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41743 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41736 218.206.92.83:3306 TIME_WAIT tcp 1 0 218.206.92.82:41737 218.206.92.83:3306 CLOSE_WAIT tcp 0 0 218.206.92.82:41738 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41748 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41749 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41750 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41744 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41745 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41746 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41756 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41757 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41758 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41752 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41753 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41754 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41755 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41764 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41765 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41766 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41767 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41760 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41761 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41762 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41763 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41772 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41773 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41774 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41775 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41768 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41769 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41770 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41771 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41780 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41781 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41782 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41783 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41776 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41777 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41778 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41779 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41725 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41724 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41727 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41726 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41723 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:41722 218.206.92.83:3306 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:26274 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.16.41:21802 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:22162 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:48530 TIME_WAIT tcp 0 0 218.206.92.82:80 218.205.237.42:40103 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.16.41:21766 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:14905 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.28.167:35985 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:39018 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:21017 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:43536 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:55387 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:53581 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.16.41:20913 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:33661 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:13886 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:17778 TIME_WAIT tcp 0 0 218.206.92.82:80 211.136.28.167:20958 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:44065 TIME_WAIT tcp 0 0 218.206.92.82:80 211.138.100.173:60317 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:34130 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:49492 TIME_WAIT tcp 0 0 218.206.92.82:80 218.200.244.69:44110 TIME_WAIT tcp 0 0 218.206.92.82:80 218.204.243.10:34569 TIME_WAIT tcp 0 0 218.206.92.82:80 211.139.163.168:34626 TIME_WAIT top显示如下: 15:12:22 up 218 days, 1:40, 1 user, load average: 0.09, 0.08, 0.08 127 processes: 126 sleeping, 1 running, 0 zombie, 0 stopped CPU0 states: 3.1% user 2.0% system 0.0% nice 0.0% iowait 94.2% idle CPU1 states: 6.3% user 3.4% system 0.0% nice 0.0% iowait 89.1% idle CPU2 states: 1.2% user 0.5% system 0.0% nice 0.0% iowait 97.2% idle CPU3 states: 0.0% user 1.0% system 0.0% nice 0.0% iowait 98.4% idle Mem: 3098456k av, 3024832k used, 73624k free, 0k shrd, 477896k buff 2219968k actv, 0k in_d, 55292k in_c Swap: 1020116k av, 12532k used, 1007584k free 1789272k cached PID USER PRI NI SIZE RSS SHARE STAT %CPU %MEM TIME CPU COMMAND 1521 mysql 15 0 11920 3380 1344 S 10.5 0.1 1642m 1 mysqld 32468 root 15 0 3116 3116 1160 S 8.3 0.1 1868m 2 httpd 13 root 16 0 0 0 0 SW 0.7 0.0 707:55 3 kscand/Normal 25 root 15 0 0 0 0 SW 0.1 0.0 631:55 2 kjournald 28201 admin 15 0 1112 1112 852 R 0.1 0.0 0:00 0 top 1 root 15 0 104 76 56 S 0.0 0.0 3:17 2 init 2 root RT 0 0 0 0 SW 0.0 0.0 0:00 0 migration/0 3 root RT 0 0 0 0 SW 0.0 0.0 0:00 1 migration/1 4 root RT 0 0 0 0 SW 0.0 0.0 0:00 2 migration/2 5 root RT 0 0 0 0 SW 0.0 0.0 0:00 3 migration/3 6 root 15 0 0 0 0 SW 0.0 0.0 21:35 3 keventd 7 root 34 19 0 0 0 SWN 0.0 0.0 2:28 0 ksoftirqd_CPU0 8 root 34 19 0 0 0 SWN 0.0 0.0 0:00 1 ksoftirqd_CPU1 9 root 34 19 0 0 0 SWN 0.0 0.0 0:00 2 ksoftirqd_CPU2 10 root 34 19 0 0 0 SWN 0.0 0.0 0:00 3 ksoftirqd_CPU3 15 root 25 0 0 0 0 SW 0.0 0.0 0:00 3 bdflush 11 root 15 0 0 0 0 SW 0.0 0.0 1713m 3 kswapd 12 root 15 0 0 0 0 SW 0.0 0.0 8:23 0 kscand/DMA 14 root 16 0 0 0 0 SW 0.0 0.0 2466m 1 kscand/HighMem 16 root 15 0 0 0 0 SW 0.0 0.0 29:46 1 kupdated 17 root 25 0 0 0 0 SW 0.0 0.0 0:00 0 mdrecoveryd 83 root 25 0 0 0 0 SW 0.0 0.0 0:00 0 khubd 1424 root 16 0 328 312 232 S 0.0 0.0 1050m 2 syslogd 1429 root 15 0 56 4 0 S 0.0 0.0 0:00 3 klogd 1492 root 18 0 160 136 88 S 0.0 0.0 7:38 2 crond 1499 root 25 0 148 4 0 S 0.0 0.0 0:00 1 safe_mysqld 1505 root 15 0 48 4 0 S 0.0 0.0 0:00 0 mingetty 21210 root 15 0 504 376 268 S 0.0 0.0 3:27 0 sshd 19234 ntp 15 0 2388 2388 2152 S 0.0 0.0 4:53 3 ntpd 26479 root 15 0 48 4 0 S 0.0 0.0 0:00 2 mingetty 32481 root 15 0 152 152 100 S 0.0 0.0 0:27 3 cronolog 32482 root 19 0 48 48 0 S 0.0 0.0 0:00 0 cronolog 32483 root 22 0 156 156 108 S 0.0 0.0 0:00 1 cronolog 32484 root 15 0 248 248 196 S 0.0 0.0 0:02 2 cronolog 32485 root 19 0 128 128 80 S 0.0 0.0 0:00 0 cronolog 32486 root 22 0 156 156 112 S 0.0 0.0 0:00 1 cronolog 32487 root 19 0 148 148 104 S 0.0 0.0 0:00 0 cronolog 32488 root 15 0 216 216 168 S 0.0 0.0 3:17 0 cronolog 32489 root 15 0 272 272 224 S 0.0 0.0 14:00 3 cronolog |