text_parser.awk

text_parser.awk

#!/usr/bin/awk -f
BEGIN { 
  ARGV[1] = "/Users/mk/code/awk/tmp.txt";
	ARGC = 2;
	FS=","; OFS=""; 
  FORMAT="%-30s%-10s%s\n";
	printf (FORMAT, "pre_key","counts","totalsize");
  printf (FORMAT, "=======","======","=========")
} 
{ 
	split($3,a,":");key=a[1]":"a[2];n[key]++; size[key]+=$4;
}
END {
	{for(i in n){printf(FORMAT, i, n[i],size[i])}}
}