spam collect

zcat 18/xxx.*/*-xxxxx.log.0.gz | grep "xxxx/xxxx.php" | awk -F " " '{print $8}' | sort | uniq -c | sort -nr > ~/spam/18

awk 'NR==FNR{a[$1","$2]=$0;next}{if($1","$2 in a){print a[$1","$2]>"comm";b[$1","$2]}else print $0>"only_in_b"}END{for(i in a) if(!(i in b))print a[i] >"only_in_a"}' a b