doi-t

awk 'BEGIN{ OFS="\t"; sum=0; max=0; }
	NR==1 { min=$2; }
	{ sum+=$2; if($2>max){max=$2}; if(min>$2){min=$2}; }
	END{ print($1, sum, NR, max, min, sum/NR) }'

doi-t

#!/bin/bash

#log format:[log_msg time]
calc_avg(){
awk 'BEGIN{ OFS="\t"; sum=0; max=0; }
	NR==1 { min=$2; }
	{ sum+=$2; if($2>max){max=$2}; if(min>$2){min=$2}; }
	END{ print($1, sum, NR, max, min, sum/NR) }'
}