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【资料整理】获取tcp状态
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | 1）ss [root@test234 ~] # ss state all |awk '{++a[$1]} END {for(b in a) {printf"%11-s%s\n", b, a[b]}}' ESTAB 3 State 1 TIME-WAIT 55 LISTEN 10 2） netstat [root@test234 ~] # netstat -an |awk '/^tcp/ {++a[$NF]} END {for(b in a) {printf"%11-s%s\n", b, a[b]}}' TIME_WAIT 51 ESTABLISHED3 LISTEN 10 3） /proc/net/tcp [root@test234 ~] # cat /proc/net/tcp sl local_address rem_address st tx_queue rx_queue tr tm->when retrnsmt uid timeout inode 0: 00000000:0050 00000000:0000 0A 00000000:00000000 00:00000000 00000000 0 0 175759 1 ffff88007b19a7c0 99 0 0 10 -1 1: 00000000:2756 00000000:0000 0A 00000000:00000000 00:00000000 00000000 500 0 10647 1 ffff88007c8f1400 99 0 0 10 -1 2: 00000000:0016 00000000:0000 0A 00000000:00000000 00:00000000 00000000 0 0 9995 1 ffff880037c553c0 99 0 0 10 -1 3: 00000000:2757 00000000:0000 0A 00000000:00000000 00:00000000 00000000 500 0 10843 1 ffff88007c8f0080 99 0 0 10 -1 00 ERROR_STATUS 01 TCP_ESTABLISHED 02 TCP_SYN_SENT 03 TCP_SYN_RECV 04 TCP_FIN_WAIT1 05 TCP_FIN_WAIT2 06 TCP_TIME_WAIT 07 TCP_CLOSE 08 TCP_CLOSE_WAIT 09 TCP_LAST_ACK 0A TCP_LISTEN 0B TCP_CLOSING |