Linux小技巧

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netstat -nltp 

netstat -nltp | grep 10980

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cat access.log | cut -d '"' -f3 | cut -d ' ' -f2 | sort | uniq -c | sort -r

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awk '{print $9}' access.log | sort | uniq -c | sort -r

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awk '($9 ~ /404/)' access.log | awk '{print $7}' | sort | uniq -c | sort -r

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awk -F\" '($2 ~ "/zzz.php"){print $1}' access.log | awk '{print $1}' | sort | uniq -c | sort -r

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awk -F\" '($2 ~ "php"){print $2}' access.log | awk '{print $2}' | sort | uniq -c | sort -r

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grep ^123.123.123.123 access.log 

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$ cat access.log | wc -l

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$ cat access.log | awk '{print $1}' | sort -k1 -r | uniq | wc -l