目录
服务器一次中病毒的记录
病毒描述
使劲地向外部访问，提交数据，10MB的带宽都被占完了。
排查
ss -tpn
shell
复制代码
ESTAB 0 0 172.31.0.2:59566 211.149.169.57:22000 users:(("linux",pid=28472,fd=344))
ESTAB 0 0 172.31.0.2:49190 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=77))
ESTAB 0 12 172.31.0.2:34774 107.171.54.1:22 users:(("linux",pid=28472,fd=553))
ESTAB 0 0 172.31.0.2:48984 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=57))
ESTAB 0 1100 172.31.0.2:40668 46.105.31.24:22 users:(("linux",pid=28472,fd=515))
ESTAB 0 1148 172.31.0.2:49382 83.224.175.18:22 users:(("linux",pid=28472,fd=522))
LAST-ACK 0 1101 172.31.0.2:52822 51.222.155.79:22
ESTAB 0 1100 172.31.0.2:45994 176.94.97.239:22 users:(("linux",pid=28472,fd=516))
ESTAB 0 1100 172.31.0.2:47228 154.58.202.162:22 users:(("linux",pid=28472,fd=320))
ESTAB 0 0 172.31.0.2:52852 103.6.220.96:22 users:(("linux",pid=28472,fd=47))
ESTAB 0 12 172.31.0.2:40632 222.80.138.93:22 users:(("linux",pid=28472,fd=346))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:49026 users:(("etcd",pid=719,fd=68))
ESTAB 0 0 172.31.0.2:49950 10.233.0.1:443 users:(("calico-node",pid=6586,fd=9))
LAST-ACK 0 1101 172.31.0.2:57328 20.51.212.106:22
LAST-ACK 0 1101 172.31.0.2:36654 107.167.220.147:22
ESTAB 0 0 172.31.0.2:43866 123.99.195.214:22 users:(("linux",pid=28472,fd=248))
LAST-ACK 0 1101 172.31.0.2:50494 180.93.67.78:22
ESTAB 0 1100 172.31.0.2:49664 34.170.123.70:22 users:(("linux",pid=28472,fd=994))
FIN-WAIT-1 0 1 172.31.0.2:37370 191.61.94.141:22
FIN-WAIT-1 0 1 172.31.0.2:38648 106.12.81.97:22
ESTAB 0 1100 172.31.0.2:36682 107.191.58.20:22 users:(("linux",pid=28472,fd=560))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:56902 users:(("etcd",pid=719,fd=100))
ESTAB 0 0 172.31.0.2:42154 120.132.9.151:22 users:(("linux",pid=28472,fd=370))
ESTAB 0 0 172.31.0.2:35404 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=122))
FIN-WAIT-1 0 1 172.31.0.2:58406 147.127.252.219:22222
ESTAB 0 12 172.31.0.2:44782 185.249.198.231:22 users:(("linux",pid=28472,fd=580))
ESTAB 0 12 172.31.0.2:48592 167.148.181.183:22 users:(("linux",pid=28472,fd=761))
LAST-ACK 0 1137 172.31.0.2:56906 144.31.75.32:22
ESTAB 0 68 172.31.0.2:50772 141.94.22.247:22 users:(("linux",pid=28472,fd=773))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:49224 users:(("etcd",pid=719,fd=89))
ESTAB 0 12 172.31.0.2:36376 89.110.82.213:22 users:(("linux",pid=28472,fd=937))
FIN-WAIT-1 0 1 172.31.0.2:50872 149.111.175.77:22222
ESTAB 0 1136 172.31.0.2:51174 87.163.231.58:22 users:(("linux",pid=28472,fd=475))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35792 users:(("etcd",pid=719,fd=164))
ESTAB 0 1100 172.31.0.2:60324 89.221.57.22:22 users:(("linux",pid=28472,fd=312))
FIN-WAIT-1 0 1 172.31.0.2:51998 106.12.168.47:22
FIN-WAIT-1 0 1 172.31.0.2:34208 120.119.78.125:22
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48984 users:(("etcd",pid=719,fd=65))
ESTAB 0 0 172.31.0.2:35600 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=148))
ESTAB 0 1100 172.31.0.2:39834 162.255.164.94:22 users:(("linux",pid=28472,fd=409))
ESTAB 0 1100 172.31.0.2:60890 170.39.230.193:22 users:(("linux",pid=28472,fd=397))
LAST-ACK 0 1101 172.31.0.2:36924 31.222.11.132:22
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35808 users:(("etcd",pid=719,fd=165))
ESTAB 0 1148 172.31.0.2:52376 187.61.169.72:22 users:(("linux",pid=28472,fd=444))
ESTAB 0 1100 172.31.0.2:51072 108.61.171.61:22 users:(("linux",pid=28472,fd=700))
ESTAB 0 0 172.31.0.2:48868 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=45))
ESTAB 0 0 172.31.0.2:36706 115.190.174.64:22 users:(("linux",pid=28472,fd=259))
ESTAB 0 12 172.31.0.2:39860 77.90.30.205:22 users:(("linux",pid=28472,fd=621))
ESTAB 0 12 172.31.0.2:55060 94.249.197.102:22 users:(("linux",pid=28472,fd=39))
ESTAB 0 12 172.31.0.2:55320 144.31.12.124:22 users:(("linux",pid=28472,fd=695))
ESTAB 0 1100 172.31.0.2:36546 104.238.151.208:22 users:(("linux",pid=28472,fd=450))
FIN-WAIT-1 0 1 172.31.0.2:46548 184.95.64.39:22
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48684 users:(("etcd",pid=719,fd=33))
ESTAB 0 0 172.31.0.2:35696 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=158))
ESTAB 0 1180 172.31.0.2:59530 188.226.109.175:22 users:(("linux",pid=28472,fd=834))
ESTAB 0 1100 172.31.0.2:46328 89.125.90.91:22 users:(("linux",pid=28472,fd=871))
ESTAB 0 1136 172.31.0.2:50166 92.5.39.51:22 users:(("linux",pid=28472,fd=904))
ESTAB 0 1100 172.31.0.2:38994 150.230.250.182:22 users:(("linux",pid=28472,fd=777))
ESTAB 0 0 172.31.0.2:56942 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=106))
FIN-WAIT-1 0 1 172.31.0.2:38006 129.19.54.60:22
ESTAB 0 0 172.31.0.2:39978 172.31.0.2:6443 users:(("kubelet",pid=722,fd=47))
ESTAB 0 0 172.31.0.2:39258 39.165.62.229:22 users:(("linux",pid=28472,fd=133))
ESTAB 0 0 172.31.0.2:49026 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=60))
LAST-ACK 0 1101 172.31.0.2:35962 207.180.217.181:22
ESTAB 0 0 172.31.0.2:45176 106.75.171.50:22 users:(("linux",pid=28472,fd=526))
ESTAB 0 1100 172.31.0.2:37582 5.196.95.133:22 users:(("linux",pid=28472,fd=633))
ESTAB 0 0 172.31.0.2:49086 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=65))
ESTAB 0 0 172.31.0.2:58874 183.61.21.200:22 users:(("linux",pid=28472,fd=311))
ESTAB 0 1100 172.31.0.2:51076 194.233.83.190:22 users:(("linux",pid=28472,fd=217))
ESTAB 0 0 172.31.0.2:48982 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=56))
LAST-ACK 0 1 172.31.0.2:35994 154.36.183.201:22
LAST-ACK 0 1101 172.31.0.2:59880 195.201.216.89:22
ESTAB 0 1100 172.31.0.2:40234 89.35.6.18:22 users:(("linux",pid=28472,fd=654))
LAST-ACK 0 1101 172.31.0.2:56050 89.167.49.120:22
ESTAB 0 0 172.31.0.2:35608 106.75.236.59:22 users:(("linux",pid=28472,fd=575))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35548 users:(("etcd",pid=719,fd=134))
LAST-ACK 0 1101 172.31.0.2:34936 150.136.57.39:22
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48796 users:(("etcd",pid=719,fd=44))
ESTAB 0 1100 172.31.0.2:59886 199.241.33.45:22 users:(("linux",pid=28472,fd=266))
ESTAB 0 1100 172.31.0.2:60446 38.58.176.179:22 users:(("linux",pid=28472,fd=966))
ESTAB 0 1100 172.31.0.2:57670 144.31.11.61:22 users:(("linux",pid=28472,fd=95))
LAST-ACK 0 1101 172.31.0.2:33002 130.61.41.191:22
ESTAB 0 0 172.31.0.2:48972 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=55))
ESTAB 0 1100 172.31.0.2:38614 150.241.71.49:22 users:(("linux",pid=28472,fd=832))
ESTAB 0 1100 172.31.0.2:52162 188.245.250.199:22 users:(("linux",pid=28472,fd=677))
ESTAB 0 1136 172.31.0.2:54886 5.231.69.22:22 users:(("linux",pid=28472,fd=782))
ESTAB 0 1100 172.31.0.2:57188 133.130.72.56:22 users:(("linux",pid=28472,fd=709))
LAST-ACK 0 1101 172.31.0.2:33486 197.44.219.35:22
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:56940 users:(("etcd",pid=719,fd=106))
ESTAB 0 0 172.31.0.2:44966 122.234.38.72:22 users:(("linux",pid=28472,fd=461))
ESTAB 0 1100 172.31.0.2:44468 14.38.177.105:22 users:(("linux",pid=28472,fd=116))
LAST-ACK 0 1137 172.31.0.2:51756 51.250.35.108:22
ESTAB 0 12 172.31.0.2:60848 167.148.181.173:22 users:(("linux",pid=28472,fd=159))
ESTAB 0 48 172.31.0.2:33620 129.152.0.90:22 users:(("linux",pid=28472,fd=720))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:56928 users:(("etcd",pid=719,fd=103))
ESTAB 0 1100 172.31.0.2:34900 195.133.94.12:22 users:(("linux",pid=28472,fd=483))
FIN-WAIT-1 0 1 172.31.0.2:37908 134.220.113.252:22222
ESTAB 0 68 172.31.0.2:52306 149.56.103.145:22 users:(("linux",pid=28472,fd=487))
ESTAB 0 1100 172.31.0.2:50430 78.46.175.171:22 users:(("linux",pid=28472,fd=482))
ESTAB 0 48 172.31.0.2:33056 193.227.240.211:2222 users:(("linux",pid=28472,fd=669))
LAST-ACK 0 1137 172.31.0.2:50434 37.60.250.207:22
ESTAB 0 1100 172.31.0.2:38842 41.33.160.153:22 users:(("linux",pid=28472,fd=594))
FIN-WAIT-1 0 1 172.31.0.2:38440 131.118.86.97:22
ESTAB 0 12 172.31.0.2:34960 167.114.113.140:22 users:(("linux",pid=28472,fd=829))
ESTAB 0 1148 172.31.0.2:38246 5.8.37.88:22 users:(("linux",pid=28472,fd=632))
FIN-WAIT-1 0 1 172.31.0.2:56510 5.218.14.223:22222
ESTAB 0 1100 172.31.0.2:34132 67.159.52.38:22 users:(("linux",pid=28472,fd=303))
ESTAB 0 0 172.31.0.2:56902 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=98))
ESTAB 0 1100 172.31.0.2:50020 36.253.9.22:22 users:(("linux",pid=28472,fd=917))
ESTAB 0 1100 172.31.0.2:59848 129.80.77.135:22 users:(("linux",pid=28472,fd=807))
LAST-ACK 0 1137 172.31.0.2:58654 45.132.19.159:22
LAST-ACK 0 1101 172.31.0.2:35544 5.189.133.190:22
ESTAB 0 0 172.20.0.1:51956 172.20.0.2:3306 users:(("docker-proxy",pid=34036,fd=12))
LAST-ACK 0 1101 172.31.0.2:35020 84.32.190.107:22
ESTAB 0 0 172.31.0.2:49874 124.236.25.254:22 users:(("linux",pid=28472,fd=564))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48604 users:(("etcd",pid=719,fd=23))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48816 users:(("etcd",pid=719,fd=47))
ESTAB 0 1136 172.31.0.2:56712 43.108.41.159:22 users:(("linux",pid=28472,fd=447))
LAST-ACK 0 1101 172.31.0.2:41590 81.209.144.23:22
ESTAB 0 12 172.31.0.2:59048 81.31.244.240:22 users:(("linux",pid=28472,fd=710))
LAST-ACK 0 1101 172.31.0.2:39028 31.169.50.93:22
LAST-ACK 0 1101 172.31.0.2:41614 35.233.254.136:22
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:43670 users:(("etcd",pid=719,fd=12))
ESTAB 0 1100 172.31.0.2:40634 84.249.59.213:22 users:(("linux",pid=28472,fd=568))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:56888 users:(("etcd",pid=719,fd=98))
LAST-ACK 0 1101 172.31.0.2:60746 34.61.134.237:22
ESTAB 0 0 172.31.0.2:35722 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=160))
ESTAB 0 0 172.31.0.2:40016 103.213.72.206:22 users:(("linux",pid=28472,fd=425))
LAST-ACK 0 1101 172.31.0.2:44096 45.66.246.143:22
ESTAB 0 1100 172.31.0.2:51976 62.84.244.167:22 users:(("linux",pid=28472,fd=977))
ESTAB 0 0 172.31.0.2:48606 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=16))
FIN-WAIT-1 0 1 172.31.0.2:52128 120.119.85.234:22222
ESTAB 0 0 172.31.0.2:35548 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=139))
ESTAB 0 68 172.31.0.2:48332 157.90.163.96:22 users:(("linux",pid=28472,fd=528))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35620 users:(("etcd",pid=719,fd=144))
FIN-WAIT-1 0 1 172.31.0.2:51948 106.12.126.19:22
ESTAB 0 0 172.31.0.2:49140 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=70))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:49048 users:(("etcd",pid=719,fd=70))
ESTAB 0 68 172.31.0.2:38664 185.93.3.83:22 users:(("linux",pid=28472,fd=55))
LAST-ACK 0 1101 172.31.0.2:59948 172.203.152.71:22
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48668 users:(("etcd",pid=719,fd=31))
FIN-WAIT-1 0 1 172.31.0.2:47362 106.12.81.97:22
LAST-ACK 0 1101 172.31.0.2:45572 103.79.187.236:22
ESTAB 0 0 172.31.0.2:32796 103.236.91.134:22 users:(("linux",pid=28472,fd=532))
ESTAB 0 1100 172.31.0.2:47210 34.60.167.214:22 users:(("linux",pid=28472,fd=991))
LAST-ACK 0 1101 172.31.0.2:35598 142.132.154.188:22
FIN-WAIT-1 0 1 172.31.0.2:49370 151.102.107.21:22222
LAST-ACK 0 1101 172.31.0.2:54292 188.194.158.79:22
ESTAB 0 0 172.31.0.2:35766 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=167))
ESTAB 0 1100 172.31.0.2:37518 121.202.192.124:22 users:(("linux",pid=28472,fd=999))
ESTAB 0 1100 172.31.0.2:60160 135.148.137.16:22 users:(("linux",pid=28472,fd=132))
ESTAB 0 0 172.31.0.2:49100 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=66))
ESTAB 0 0 172.31.0.2:56860 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=92))
ESTAB 0 0 172.31.0.2:51748 118.145.87.101:22 users:(("linux",pid=28472,fd=198))
ESTAB 0 1100 172.31.0.2:55432 130.61.32.157:22 users:(("linux",pid=28472,fd=733))
ESTAB 0 0 172.31.0.2:57754 117.50.34.190:22 users:(("linux",pid=28472,fd=114))
FIN-WAIT-1 0 1 172.31.0.2:45540 203.10.21.224:22222
ESTAB 0 0 172.31.0.2:60144 117.50.26.77:22 users:(("linux",pid=28472,fd=502))
LAST-ACK 0 1101 172.31.0.2:40484 104.167.71.211:22
FIN-WAIT-1 0 1 172.31.0.2:34240 129.19.38.192:22000
ESTAB 0 12 172.31.0.2:46760 222.128.56.88:22 users:(("linux",pid=28472,fd=245))
ESTAB 0 1100 172.31.0.2:47960 168.138.39.78:22 users:(("linux",pid=28472,fd=849))
ESTAB 0 0 172.31.0.2:48704 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=27))
ESTAB 0 0 172.31.0.2:49012 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=59))
ESTAB 0 1100 172.31.0.2:53350 84.32.64.99:22 users:(("linux",pid=28472,fd=844))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48794 users:(("etcd",pid=719,fd=43))
FIN-WAIT-1 0 1 172.31.0.2:38396 106.12.126.19:22
ESTAB 0 1100 172.31.0.2:45368 199.241.33.65:22 users:(("linux",pid=28472,fd=603))
ESTAB 0 1148 172.31.0.2:42506 123.209.194.19:22 users:(("linux",pid=28472,fd=498))
ESTAB 0 1136 172.31.0.2:53308 216.245.184.101:22 users:(("linux",pid=28472,fd=341))
ESTAB 0 1100 172.31.0.2:55538 35.208.61.25:22 users:(("linux",pid=28472,fd=896))
ESTAB 0 0 172.31.0.2:43672 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=9))
ESTAB 0 1100 172.31.0.2:40210 129.213.166.237:22 users:(("linux",pid=28472,fd=745))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35604 users:(("etcd",pid=719,fd=143))
LAST-ACK 0 1101 172.31.0.2:56360 155.94.170.225:22
FIN-WAIT-1 0 1 172.31.0.2:32788 192.186.25.120:22222
ESTAB 0 0 172.31.0.2:60898 58.221.60.169:22 users:(("linux",pid=28472,fd=584))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48600 users:(("etcd",pid=719,fd=22))
ESTAB 0 0 172.31.0.2:42862 61.147.99.248:22 users:(("linux",pid=28472,fd=448))
ESTAB 0 0 172.31.0.2:44040 111.61.98.211:22 users:(("linux",pid=28472,fd=168))
ESTAB 0 0 172.31.0.2:44306 218.22.51.11:22 users:(("linux",pid=28472,fd=29))
ESTAB 0 48 172.31.0.2:38750 106.13.31.56:22 users:(("linux",pid=28472,fd=583))
ESTAB 0 68 172.31.0.2:35976 154.38.169.96:22 users:(("linux",pid=28472,fd=361))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35488 users:(("etcd",pid=719,fd=127))
ESTAB 0 0 172.31.0.2:55768 60.247.152.96:22000 users:(("linux",pid=28472,fd=145))
FIN-WAIT-1 0 1 172.31.0.2:36114 199.216.100.203:22222
LAST-ACK 0 1101 172.31.0.2:59658 130.12.46.233:22
ESTAB 0 12 172.31.0.2:53254 78.47.96.43:22 users:(("linux",pid=28472,fd=574))
ESTAB 0 0 172.31.0.2:60148 114.66.59.147:22 users:(("linux",pid=28472,fd=256))
ESTAB 0 1136 172.31.0.2:52884 87.253.149.159:22 users:(("linux",pid=28472,fd=697))
ESTAB 0 1100 172.31.0.2:57528 40.160.19.192:22 users:(("linux",pid=28472,fd=835))
ESTAB 0 0 172.31.0.2:35450 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=127))
ESTAB 0 1100 172.31.0.2:59468 145.239.29.98:22 users:(("linux",pid=28472,fd=190))
ESTAB 0 0 172.31.0.2:44906 123.120.161.233:22 users:(("linux",pid=28472,fd=18))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48884 users:(("etcd",pid=719,fd=55))
ESTAB 0 68 172.31.0.2:56602 65.109.234.188:22 users:(("linux",pid=28472,fd=142))
ESTAB 0 1100 172.31.0.2:55844 4.194.233.135:22 users:(("linux",pid=28472,fd=430))
ESTAB 0 12 172.31.0.2:46888 148.113.196.109:22 users:(("linux",pid=28472,fd=958))
ESTAB 0 1100 172.31.0.2:56866 95.81.99.205:22 users:(("linux",pid=28472,fd=680))
ESTAB 0 0 172.31.0.2:60216 183.164.90.85:22 users:(("linux",pid=28472,fd=499))
ESTAB 0 1100 172.31.0.2:50434 185.117.152.145:22 users:(("linux",pid=28472,fd=881))
ESTAB 0 1100 172.31.0.2:45846 95.110.131.60:22 users:(("linux",pid=28472,fd=137))
ESTAB 0 1100 172.31.0.2:49372 40.81.232.230:22 users:(("linux",pid=28472,fd=684))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35450 users:(("etcd",pid=719,fd=122))
ESTAB 0 1148 172.31.0.2:49716 83.33.196.235:22 users:(("linux",pid=28472,fd=89))
ESTAB 0 12 172.31.0.2:39250 45.133.245.79:22 users:(("linux",pid=28472,fd=750))
FIN-WAIT-1 0 1 172.31.0.2:38612 134.220.76.223:22222
ESTAB 0 1100 172.31.0.2:50560 20.109.59.245:22 users:(("linux",pid=28472,fd=292))
ESTAB 0 1100 172.31.0.2:55964 67.159.52.26:22 users:(("linux",pid=28472,fd=718))
ESTAB 0 0 172.31.0.2:35182 160.202.238.16:22 users:(("linux",pid=28472,fd=37))
ESTAB 0 0 172.31.0.2:38528 117.72.165.17:22 users:(("linux",pid=28472,fd=608))
ESTAB 0 0 172.31.0.2:43896 117.50.46.112:22 users:(("linux",pid=28472,fd=410))
ESTAB 0 0 172.31.0.2:44880 134.98.146.170:22 users:(("linux",pid=28472,fd=167))
ESTAB 0 0 172.31.0.2:48828 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=41))
ESTAB 0 1100 172.31.0.2:37198 199.241.33.124:22 users:(("linux",pid=28472,fd=10))
ESTAB 0 1100 172.31.0.2:48054 38.248.215.71:22 users:(("linux",pid=28472,fd=88))
LAST-ACK 0 1101 172.31.0.2:50620 139.99.61.27:22
ESTAB 0 1148 172.31.0.2:41128 2.68.241.71:22 users:(("linux",pid=28472,fd=642))
FIN-WAIT-1 0 1 172.31.0.2:38652 213.135.39.244:22222
ESTAB 0 1100 172.31.0.2:44234 88.99.126.198:22 users:(("linux",pid=28472,fd=798))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35474 users:(("etcd",pid=719,fd=126))
ESTAB 0 1100 172.31.0.2:32904 34.154.148.50:22 users:(("linux",pid=28472,fd=762))
ESTAB 0 1136 172.31.0.2:59350 99.105.210.193:22 users:(("linux",pid=28472,fd=117))
ESTAB 0 1100 172.31.0.2:37406 178.104.63.84:22 users:(("linux",pid=28472,fd=38))
LAST-ACK 0 1137 172.31.0.2:53172 89.125.3.80:22
ESTAB 0 0 172.31.0.2:55602 120.87.45.28:22 users:(("linux",pid=28472,fd=155))
ESTAB 0 0 172.31.0.2:38318 218.15.248.155:22 users:(("linux",pid=28472,fd=379))
LAST-ACK 0 1101 172.31.0.2:54216 38.99.93.92:22
ESTAB 0 1136 172.31.0.2:39022 89.163.148.36:22 users:(("linux",pid=28472,fd=764))
ESTAB 0 0 172.31.0.2:56852 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=88))
ESTAB 0 84 172.31.0.2:57878 103.44.246.162:22 users:(("linux",pid=28472,fd=124))
ESTAB 0 0 172.31.0.2:48562 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=10))
LAST-ACK 0 1101 172.31.0.2:59820 139.177.97.23:22
ESTAB 0 1100 172.31.0.2:45316 142.44.163.76:22 users:(("linux",pid=28472,fd=298))
FIN-WAIT-1 0 1 172.31.0.2:48138 119.167.207.8:22
ESTAB 0 1100 172.31.0.2:49492 155.248.200.123:22 users:(("linux",pid=28472,fd=878))
ESTAB 0 272 172.31.0.2:50488 84.254.83.81:22222 users:(("linux",pid=28472,fd=986))
FIN-WAIT-1 0 1 172.31.0.2:34140 134.220.243.75:2222
ESTAB 0 0 172.31.0.2:54352 115.149.144.90:22 users:(("linux",pid=28472,fd=366))
ESTAB 0 0 172.31.0.2:36566 59.61.77.234:20022 users:(("linux",pid=28472,fd=14))
ESTAB 0 0 172.31.0.2:39262 172.31.0.2:6443 users:(("kube-controller",pid=2006,fd=8))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35660 users:(("etcd",pid=719,fd=147))
FIN-WAIT-1 0 1 172.31.0.2:58418 94.23.217.78:2222
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:56914 users:(("etcd",pid=719,fd=101))
ESTAB 0 1136 172.31.0.2:35900 36.40.94.30:22 users:(("linux",pid=28472,fd=465))
FIN-WAIT-1 0 1 172.31.0.2:36374 5.218.7.83:22
LAST-ACK 0 1101 172.31.0.2:51092 79.143.180.211:22
ESTAB 0 1136 172.31.0.2:52100 121.228.19.39:22 users:(("linux",pid=28472,fd=318))
ESTAB 0 1148 172.31.0.2:43766 185.97.121.135:22 users:(("linux",pid=28472,fd=817))
FIN-WAIT-1 0 1 172.31.0.2:39142 134.220.18.139:22222
ESTAB 0 0 172.31.0.2:56954 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=111))
ESTAB 0 1136 172.31.0.2:46236 176.97.78.242:22 users:(("linux",pid=28472,fd=819))
ESTAB 0 1100 172.31.0.2:49040 20.2.81.242:22 users:(("linux",pid=28472,fd=776))
ESTAB 0 1100 172.31.0.2:52740 217.76.50.89:22 users:(("linux",pid=28472,fd=73))
FIN-WAIT-1 0 1 172.31.0.2:40730 134.220.76.107:22222
ESTAB 0 0 172.31.0.2:48868 1.95.175.235:22 users:(("linux",pid=28472,fd=96))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48598 users:(("etcd",pid=719,fd=21))
ESTAB 0 1100 172.31.0.2:35468 129.146.117.203:22 users:(("linux",pid=28472,fd=763))
ESTAB 0 0 172.31.0.2:59192 58.250.122.54:22 users:(("linux",pid=28472,fd=420))
ESTAB 0 1100 172.31.0.2:33054 91.98.232.122:22 users:(("linux",pid=28472,fd=185))
ESTAB 0 1136 172.31.0.2:49520 178.104.38.53:2222 users:(("linux",pid=28472,fd=923))
ESTAB 0 84 172.31.0.2:35620 221.13.136.77:22 users:(("linux",pid=28472,fd=421))
ESTAB 0 1148 172.31.0.2:34372 46.153.117.179:22 users:(("linux",pid=28472,fd=992))
ESTAB 0 0 172.31.0.2:57530 110.42.51.167:22 users:(("linux",pid=28472,fd=542))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35432 users:(("etcd",pid=719,fd=120))
ESTAB 0 1148 172.31.0.2:54902 177.52.149.46:22 users:(("linux",pid=28472,fd=101))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:49086 users:(("etcd",pid=719,fd=73))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:49180 users:(("etcd",pid=719,fd=84))
ESTAB 0 0 172.31.0.2:48884 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=47))
ESTAB 0 0 172.31.0.2:48632 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=19))
ESTAB 0 0 172.31.0.2:60466 211.149.235.187:22000 users:(("linux",pid=28472,fd=138))
FIN-WAIT-1 0 1 172.31.0.2:40190 168.183.57.61:22
ESTAB 0 1088 172.31.0.2:60010 103.229.220.145:22 users:(("linux",pid=28472,fd=547))
ESTAB 0 1100 172.31.0.2:44330 61.71.24.67:22 users:(("linux",pid=28472,fd=476))
LAST-ACK 0 1 172.31.0.2:55764 209.121.64.83:22
ESTAB 0 84 172.31.0.2:53102 5.199.167.67:22 users:(("linux",pid=28472,fd=162))
ESTAB 0 1100 172.31.0.2:47980 163.176.212.209:22 users:(("linux",pid=28472,fd=544))
ESTAB 0 1100 172.31.0.2:53468 23.147.120.107:22 users:(("linux",pid=28472,fd=891))
LAST-ACK 0 1137 172.31.0.2:42510 167.235.231.248:22
FIN-WAIT-1 0 1 172.31.0.2:45134 134.220.134.20:22000
ESTAB 0 0 172.31.0.2:35742 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=163))
ESTAB 0 0 172.31.0.2:56856 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=91))
ESTAB 0 1100 172.31.0.2:52346 213.174.6.2:22 users:(("linux",pid=28472,fd=399))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35696 users:(("etcd",pid=719,fd=152))
ESTAB 0 1100 172.31.0.2:53928 34.142.150.241:22 users:(("linux",pid=28472,fd=21))
FIN-WAIT-1 0 1 172.31.0.2:54088 120.119.60.205:22222
ESTAB 0 1100 172.31.0.2:34432 91.200.127.17:22 users:(("linux",pid=28472,fd=371))
LAST-ACK 0 1101 172.31.0.2:54850 51.77.202.181:22
ESTAB 0 0 172.31.0.2:48766 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=32))
ESTAB 0 1100 172.31.0.2:58270 103.93.117.38:22 users:(("linux",pid=28472,fd=437))
ESTAB 0 1100 172.31.0.2:58666 180.93.2.146:22 users:(("linux",pid=28472,fd=66))
ESTAB 0 0 172.31.0.2:56928 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=101))
ESTAB 0 1100 172.31.0.2:59698 103.162.95.66:22 users:(("linux",pid=28472,fd=464))
ESTAB 0 0 172.31.0.2:48914 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=49))
ESTAB 0 1100 172.31.0.2:47656 79.213.135.242:22 users:(("linux",pid=28472,fd=852))
ESTAB 0 1100 172.31.0.2:46214 13.64.14.168:22 users:(("linux",pid=28472,fd=915))
ESTAB 0 0 172.31.0.2:52530 1.95.69.57:22 users:(("linux",pid=28472,fd=208))
ESTAB 0 1100 172.31.0.2:52464 51.83.197.86:22 users:(("linux",pid=28472,fd=934))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:56994 users:(("etcd",pid=719,fd=115))
SYN-SENT 0 1 172.31.0.2:33828 59.174.169.46:22 users:(("linux",pid=28472,fd=130))
ESTAB 0 12 172.31.0.2:52918 5.249.160.39:22 users:(("linux",pid=28472,fd=109))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:56980 users:(("etcd",pid=719,fd=112))
ESTAB 0 1148 172.31.0.2:57984 177.55.160.29:22 users:(("linux",pid=28472,fd=144))
ESTAB 0 1100 172.31.0.2:45078 216.108.227.32:22 users:(("linux",pid=28472,fd=981))
ESTAB 0 1100 172.31.0.2:46228 91.64.216.15:22 users:(("linux",pid=28472,fd=171))
ESTAB 0 1100 172.31.0.2:33640 43.166.165.57:22 users:(("linux",pid=28472,fd=570))
ESTAB 0 0 172.31.0.2:49272 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=84))
ESTAB 0 0 172.31.0.2:35692 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=157))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:56868 users:(("etcd",pid=719,fd=96))
ESTAB 0 1100 172.31.0.2:51828 34.21.197.133:22 users:(("linux",pid=28472,fd=492))
ESTAB 0 0 172.31.0.2:35362 120.48.169.40:22 users:(("linux",pid=28472,fd=393))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35522 users:(("etcd",pid=719,fd=130))
ESTAB 0 1100 172.31.0.2:37984 34.69.207.148:22 users:(("linux",pid=28472,fd=19))
ESTAB 0 1136 172.31.0.2:42236 51.38.100.178:22 users:(("linux",pid=28472,fd=984))
ESTAB 0 1100 172.31.0.2:41150 172.188.99.219:22 users:(("linux",pid=28472,fd=569))
ESTAB 0 12 172.31.0.2:50818 37.59.102.162:22 users:(("linux",pid=28472,fd=445))
ESTAB 0 1100 172.31.0.2:58276 88.198.100.78:22 users:(("linux",pid=28472,fd=491))
ESTAB 0 12 172.31.0.2:35672 149.118.138.21:22 users:(("linux",pid=28472,fd=973))
ESTAB 0 0 172.31.0.2:48684 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=25))
ESTAB 0 0 172.31.0.2:51994 115.190.188.63:22 users:(("linux",pid=28472,fd=589))
ESTAB 0 0 172.31.0.2:57560 101.231.37.7:22 users:(("linux",pid=28472,fd=93))
LAST-ACK 0 1101 172.31.0.2:40298 151.245.137.246:22
FIN-WAIT-1 0 1 172.31.0.2:43248 103.45.181.17:2222
ESTAB 0 1100 172.31.0.2:47500 34.73.136.22:22 users:(("linux",pid=28472,fd=942))
ESTAB 0 1100 172.31.0.2:35854 103.71.110.237:22 users:(("linux",pid=28472,fd=790))
ESTAB 0 1100 172.31.0.2:37254 129.151.125.203:22 users:(("linux",pid=28472,fd=897))
ESTAB 0 1100 172.31.0.2:52264 129.153.36.187:22 users:(("linux",pid=28472,fd=711))
FIN-WAIT-1 0 1 172.31.0.2:51952 168.183.66.47:2222
ESTAB 0 1100 172.31.0.2:50838 149.81.1.180:22 users:(("linux",pid=28472,fd=368))
SYN-SENT 0 1 172.31.0.2:38398 106.12.126.19:22 users:(("linux",pid=28472,fd=426))
ESTAB 0 68 172.31.0.2:35148 37.59.240.190:22 users:(("linux",pid=28472,fd=376))
ESTAB 0 12 172.31.0.2:58258 36.92.243.212:22 users:(("linux",pid=28472,fd=716))
ESTAB 0 12 172.31.0.2:54134 193.23.161.198:22 users:(("linux",pid=28472,fd=64))
FIN-WAIT-1 0 1 172.31.0.2:33164 147.232.117.130:22
ESTAB 0 1136 172.31.0.2:38172 130.161.220.52:22 users:(("linux",pid=28472,fd=131))
ESTAB 0 0 172.31.0.2:48794 172.31.0.2:2379 users:(("kube-apiserver",pid=1999,fd=35))
ESTAB 0 1100 172.31.0.2:56020 149.56.102.86:22 users:(("linux",pid=28472,fd=451))
ESTAB 0 1100 172.31.0.2:50992 34.179.212.68:22 users:(("linux",pid=28472,fd=236))
LAST-ACK 0 1101 172.31.0.2:41380 141.11.208.108:22
ESTAB 0 0 172.31.0.2:48936 119.4.231.66:22 users:(("linux",pid=28472,fd=91))
ESTAB 0 1100 172.31.0.2:48246 38.242.242.33:22 users:(("linux",pid=28472,fd=102))
LAST-ACK 0 1101 172.31.0.2:49216 168.119.178.83:22
LAST-ACK 0 1101 172.31.0.2:47342 35.235.93.108:22
ESTAB 0 1360 172.31.0.2:52592 124.105.219.238:22 users:(("linux",pid=28472,fd=636))
ESTAB 0 1100 172.31.0.2:47342 213.16.58.244:22 users:(("linux",pid=28472,fd=597))
ESTAB 0 68 172.31.0.2:60868 172.104.246.61:22 users:(("linux",pid=28472,fd=77))
ESTAB 0 1100 172.31.0.2:55518 178.104.147.219:22 users:(("linux",pid=28472,fd=285))
ESTAB 0 1136 172.31.0.2:56584 79.72.46.138:22 users:(("linux",pid=28472,fd=741))
ESTAB 0 80 172.31.0.2:58836 60.29.38.226:22 users:(("linux",pid=28472,fd=289))
ESTAB 0 0 172.31.0.2:55756 117.72.33.4:22 users:(("linux",pid=28472,fd=416))
FIN-WAIT-1 0 1 172.31.0.2:40702 12.50.17.245:22
ESTAB 0 0 172.31.0.2:41474 114.66.41.20:22 users:(("linux",pid=28472,fd=558))
ESTAB 0 12 172.31.0.2:42140 221.229.174.129:22 users:(("linux",pid=28472,fd=353))
ESTAB 0 84 172.31.0.2:60534 2.27.4.0:22 users:(("linux",pid=28472,fd=495))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:48818 users:(("etcd",pid=719,fd=48))
ESTAB 0 1100 172.31.0.2:58186 89.39.121.224:22 users:(("linux",pid=28472,fd=126))
ESTAB 0 0 172.31.0.2:2379 172.31.0.2:35662 users:(("etcd",pid=719,fd=148))
ESTAB 0 0 172.31.0.2:43452 103.120.90.131:22 users:(("linux",pid=28472,fd=206))
ESTAB 0 0 172.31.0.2:59622 211.149.178.73:22000 users:(("linux",pid=28472,fd=335))
ESTAB 0 12 172.31.0.2:33856 194.62.1.13:22 users:(("linux",pid=28472,fd=271))
FIN-WAIT-1 0 1 172.31.0.2:50794 120.119.77.119:2222
ESTAB 0 0 172.31.0.2:47430 101.245.66.160:22 users:(("linux",pid=28472,fd=405))
ESTAB 0 68 172.31.0.2:58762 172.105.161.42:22 users:(("linux",pid=28472,fd=128))
FIN-WAIT-1 0 1 172.31.0.2:57406 208.103.181.18:22
ESTAB 0 1100 172.31.0.2:40190 38.180.149.79:22 users:(("linux",pid=28472,fd=150))
LAST-ACK 0 1101 172.31.0.2:55510 51.178.52.141:22
ESTAB 0 1100 172.31.0.2:37120 14.241.90.123:22 users:(("linux",pid=28472,fd=74))
ESTAB 0 0 172.31.0.2:37560 114.242.39.3:2222 users:(("linux",pid=28472,fd=374))
ESTAB 0 1100 172.31.0.2:38476 147.45.170.17:22 users:(("linux",pid=28472,fd=670))
ESTAB 0 1100 172.31.0.2:51804 49.13.215.192:22 users:(("linux",pid=28472,fd=313))
ESTAB 0 1148 172.31.0.2:57104 174.137.104.33:22 users:(("linux",pid=28472,fd=9))
ESTAB 0 1148 172.31.0.2:44930 176.224.0.56:22 users:(("linux",pid=28472,fd=543))
ESTAB 0 0 172.31.0.2:49920 10.233.0.1:443 users:(("calico-node",pid=6582,fd=10))
ESTAB 0 0 172.31.0.2:52698 43.248.128.34:22 users:(("linux",pid=28472,fd=90))
LAST-ACK 0 1101 172.31.0.2:49812 4.223.143.191:22
ESTAB 0 0 172.31.0.2:57572 101.52.255.185:22 users:(("linux",pid=28472,fd=40))
ESTAB 0 1100 172.31.0.2:57694 185.125.200.162:22 users:(("linux",pid=28472,fd=959))
ESTAB 0 1100 172.31.0.2:60164 35.235.151.240:22 users:(("linux",pid=28472,fd=42))
LAST-ACK 0 1101 172.31.0.2:50006 85.192.29.70:22
ESTAB 0 0 172.31.0.2:58942 218.95.67.64:22 users:(("linux",pid=28472,fd=181))
ESTAB 0 1100 172.31.0.2:46232 143.47.51.178:22 users:(("linux",pid=28472,fd=655))
ESTAB 0 1100 172.31.0.2:39014 37.120.188.196:22 users:(("linux",pid=28472,fd=978))
LAST-ACK 0 49 172.31.0.2:58934 64.56.71.16:2222
ESTAB 0 0 172.31.0.2:39314 106.75.8.41:22 users:(("linux",pid=28472,fd=423))
LAST-ACK 0 1101 172.31.0.2:38782 31.58.181.101:22
ESTAB 0 68 172.31.0.2:34340 51.38.96.175:22 users:(("linux",pid=28472,fd=530))
FIN-WAIT-1 0 1 172.31.0.2:36712 120.119.31.41:2222
ESTAB 0 1136 172.31.0.2:39492 94.168.94.28:22 users:(("linux",pid=28472,fd=452))
LAST-ACK 0 1101 172.31.0.2:47132 41.63.9.38:22
ESTAB 0 0 172.31.0.2:42464 100.96.1.51:443 users:(("assist-client",pid=710,fd=3))
ESTAB 0 0 172.31.0.2:46558 122.243.249.16:22 users:(("linux",pid=28472,fd=459))
ESTAB 0 68 172.31.0.2:57400 163.172.121.97:22 users:(("linux",pid=28472,fd=239))
FIN-WAIT-1 0 1 172.31.0.2:40224 38.47.129.210:22222
ESTAB 0 1100 172.31.0.2:43400 162.33.178.56:22 users:(("linux",pid=28472,fd=310)) 首先172开头的，肯定是我的内部机器访问，所以这个是没问题的，也是我的k8s服务
但是其他的linux的，全是外部的ip，而且我也没有这些业务，于是随便找几个ip去查一下
无需多言，我也懒得去找原因了，最简单的方式就是备份程序，然后杀死，删除
然后就好了，计算得到的md5值是：138ba58259d3c64b34a2b9c5d0b8b178
怎么回事？
就是个恶意程序，也不算很恶意的程序
但我还没有找到是怎么植入的。
"我视别人的钱财如粪土，但你的就不一样啦！"
本文由 程序员拉大锯 原创发布于 阳光沙滩 ， 未经作者授权，禁止转载
评论
0 / 1024
推荐文章
ObjectMapper 入门：Java 对象与 JSON 之间的「翻译官」
了解ObjectMapper在Java中如何实现对象与JSON的转换，掌握其在Spring Boot项目中的应用及常见使用场景。本文详细解析了序列化/反序列化过程、API用法、与Spring MVC的关系以及与其他JSON库的对比，适合开发者快速上手和深入理解。
服务器一次中病毒的记录
本文详细描述了一次服务器异常流量的排查过程，发现大量外部IP与内部服务建立连接，疑似存在恶意程序。通过分析日志和图片，确认为恶意程序导致带宽占用过高，最终通过备份和删除操作解决问题。文章提供了技术排查思路和解决方案，对系统维护具有参考价值。
JavaWeb微服务脚手架搭建
本文介绍了构建微服务架构时常用的开发模板和核心组件，涵盖技术选型、依赖配置及版本差异分析。通过合理选择 Java 和 Spring Boot 版本，可以显著提升开发效率和系统性能，是开发者不可错过的实践指南。
面向 Java 程序员的 MinIO 入门教程
本文为Java程序员提供了一份详细的MinIO入门教程，涵盖MinIO的部署方法和Java SDK的集成使用。通过本文，您将学习如何在Java项目中高效管理桶和对象，快速上手MinIO这一高性能对象存储服务。
你知道：气和汽的区别吗？
了解‘气’和‘汽’的区别，掌握它们在不同语境下的含义与用法，帮助你更准确地使用中文。无论是日常交流还是写作，这对提升语言能力都大有裨益。
wsl update 下载不下来怎么办呀？
遇到Docker Desktop提示需要更新但无法解决？本文教你如何通过GitHub下载并安装WSL，轻松解决更新问题，适合使用x64芯片的用户。
今日经验：重置虚拟机的密码
本文详细记录了在KVM虚拟化环境中，如何通过virt-rescue工具重置遗忘的root密码。对于需要维护和管理虚拟机的IT人员来说，这是一份实用的排障指南，涵盖了从环境准备到密码修改的完整流程，帮助快速恢复系统访问权限。
今日工作：Android Health Connect 接入记录
本文详细讲解了如何将 Android Health Connect 接入到健康或运动类应用中，涵盖从配置、代码实现到测试验收的完整流程。适合希望统一健康数据管理、提升用户隐私合规性的开发者阅读。
Skill从入门到出家
探索AI Agent的核心能力——Skill，了解其模块化设计、渐进式披露机制和实际应用场景。从基础概念到高级实战，掌握如何构建可复用、可移植的AI技能，提升Agent处理复杂任务的能力。
Docker,Docker Compose,kubectl最近遇到的版本问题
本文分享了在使用Docker、Docker Compose和kubectl时遇到的版本问题及解决方法，适合需要更新或管理Linux系统中相关工具的开发者参考。
Google上架App退回
Google Play Console 抛出 16KB 内存页面大小合规性错误，导致应用无法上架。本文详细分析了错误原因，并提供了解决方案，帮助开发者适配 Android 15 的新要求。
国内常用的 npm 镜像源整理
在使用 npm 安装依赖时，国内开发者常常遇到速度慢的问题。本文整理了多个稳定且常用的国内 npm 镜像源，帮助提升依赖安装效率。还介绍了如何通过 nrm 工具快速切换镜像，非常适合需要优化开发环境的开发者。
列表项排序设计：分数索引思想与实践
本文介绍了分数索引思想在列表排序中的应用，通过实数轴上的插空方式实现高效插入与拖拽排序。适用于课程章节、导航菜单、看板列等多种场景，提供创建和更新时的业务规则及边界处理策略，帮助开发者优化排序性能并提升用户体验。
2026苹果电脑芯片的性能排行榜
了解2026年前后苹果电脑芯片的性能排名和关键变化，帮助你更好地选择适合自己的设备。从M1到M5，每一款芯片都有其独特优势，无论是日常办公还是专业需求都能找到合适的推荐。
在 KVM 上部署 Ubuntu 24.04 Server：企业级虚拟化完整实践指南
本文详细介绍了如何在 KVM 上部署 Ubuntu 24.04 Server，涵盖系统架构、部署步骤、核心命令解析和性能优化等内容。适合希望构建高性能、低成本企业虚拟化平台的技术人员阅读。
旧版本的kubesphere还能用的
本文介绍了如何使用KubeSphere配置和部署一个Kubernetes集群，包括修改配置文件、设置环境变量以及执行安装命令。适合需要了解Kubernetes集群搭建的开发者和系统管理员阅读。
Flutter Fragment 嵌入模式下返回键/侧滑直接退出应用-日常记录
在 Flutter 混合开发中，如何解决 Android 返回键无法正确触发 Flutter 页面返回逻辑的问题？本文详细解析了事件传递机制，并提供完整解决方案，包括 Android 和 Flutter 层的配置方式。适合开发者快速排查和修复类似问题。
记录一个问题，Post请求变Get请求了？原因很简单
本文讲述了一个关于HTTP请求方法被错误转换的问题，通过分析Nginx配置和日志，最终发现是由于301重定向导致POST请求变成GET请求。作者详细描述了问题排查过程，并给出了解决方案，对于开发人员在处理类似网络问题时具有参考价值。
Android 进阶：在非 ComponentActivity 中实现协程自动取消
本文深入探讨了在 Android 开发中如何为非 ComponentActivity 的类实现 LifecycleOwner 功能，分享了两种优雅的解决方案。通过手动注册和 Kotlin 属性委托的方式，确保协程能随 Activity 销毁而自动取消，提升代码健壮性。适合对 Android 生命周期管理和协程使用感兴趣的开发者阅读。
Uni-app 发送通知全解析（从本地通知到推送服务实战）
深入了解Uni-app中通知的四种类型及应用场景，掌握跨平台支持情况和代码实战技巧。从基础提示到高级推送架构设计，全面解析如何提升用户活跃度和业务触达能力，适合开发者系统学习与实践。
MQTT 学习指南：从入门到工程实践
深入解析MQTT在物联网中的核心作用，了解其轻量、稳定和省流量的特性。从发布/订阅模型到QoS机制，全面掌握MQTT的通信原理与应用场景，助你高效构建物联网系统。
深入理解 Java NIO：非阻塞 I/O 的原理、应用与案例实战
本文深入解析 Java NIO 的核心概念，包括 Buffer、Channel 和 Selector，对比传统 I/O 的优势，并通过实战案例展示如何构建高并发的聊天服务器。适合希望提升 Java 网络编程能力的开发者阅读。
二次函数全攻略：公式、图像、性质与应用
二次函数是数学中的核心内容，广泛应用于物理、经济和工程领域。本文系统讲解其定义、图像、性质及实际应用，通过案例帮助理解，适合学生和数学爱好者深入学习。
Java排序算法全解析：从冒泡到快速排序，案例实操
掌握Java中常见排序算法的实现方法，理解其时间复杂度和适用场景，提升编程能力。从冒泡排序到快速排序，全面解析各种排序技术，帮助你高效解决问题。
Java 面试算法题全解析：案例、讲解与面试频率分析
Java面试中，算法题是必考内容。掌握常见算法不仅能提升编程能力，还能提高通过率。本文详细讲解了两数之和、链表反转、二分查找等经典算法题的解题思路与实现代码，帮助你更有针对性地准备面试。
Java基础语法入门：跟着案例一步步学会
掌握Java基础语法，从零开始学习编程。本文通过实战案例，详细讲解程序结构、变量、运算符、条件语句、循环、数组和方法等核心内容，适合初学者系统学习。通过练习提升编程能力，为进阶开发打下坚实基础。
Java 多线程入门：从概念到实战（初学者必看）
掌握多线程编程，提升程序效率和响应速度。本文从基础概念到实战案例，一步步讲解如何在 Java 中实现多线程，帮助你快速上手并理解核心知识点。通过实际代码示例，了解线程的生命周期、常用方法及线程安全问题，适合初学者和进阶者学习参考。
Java 多线程入门：从概念到实战（初学者必看）
掌握多线程编程，提升程序效率与响应速度。本文从基础概念到实战案例，详细讲解Java多线程的实现方式、注意事项和线程安全问题，适合初学者快速上手。通过实例代码，帮助你理解如何高效编写多线程程序。
Flutter开发网路库封装示例
本教程详细介绍了如何在 Flutter 项目中通过 Dio 库封装网络请求，提供了一套完整的封装类及使用示例，适用于构建中大型项目。内容覆盖依赖引入、封装方法实现、使用场景演示以及扩展功能建议，帮助开发者快速提升代码复用性和可维护性。无论是初学者还是有经验的开发者，都能从中受益。
写完这些案例，就掌握flutter开发了。
学习如何在Flutter中实现输入框的实时显示、页面跳转与数据传递，以及动态列表的展示和网络请求数据的解析与展示。通过这些基础案例，掌握Flutter的核心功能，为构建复杂应用打下坚实基础。
10