Linux Server maintains the number of statistical connections to view external IP addresses

Source: Internet
Author: User

Linux server maintenance statistics on the number of connections view some statistics on the external IP server: 1) Statistics on port 80 connections netstat-nat | grep-I "80" | wc-l 1 2) count the number of httpd protocol connections ps-ef | grep httpd | wc-l 1 3), count the number of connected, the status is "established 'netstat-na | grep ESTABLISHED | wc-l 2 4). Find the IP address with the most connections and seal it. Netstat-na | grep ESTABLISHED | awk '{print $5}' | awk-F: '{print $1}' | sort | uniq-c | sort-r + 0 nnetstat-na | grep SYN | awk '{print $5}' | awk-F: '{print $1}' | sort | uniq-c | sort-r + 0n

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