Shell Programming and Scripting

awk '
    {
        split( $4, a, ":" )
        base = sprintf( "%s %s %s %s:%s", substr( $1, 2 ), $2, $3, a[1], a[2] );
        if( !seen[base]++ )
        {
            order[++oidx] = base;
            time[base] = sprintf( "%s:%s", a[1], a[2] );
        }
        count[base " " $NF]++;
    }

    END {
        for( i = 1; i <= oidx; i++ )
            printf( "%s:00-%s:59 Success: %d  Fail: %d\n", order[i], time[order[i]], count[order[i] " Success"], count[order[i] " Fail"] );
    }' input-file

awk -F'[][ \t:]*' '
      function pr(){
        print p,"Success:"s,"Fail:"f
      }
      {
         n=$2" "$3" "$4" "$5":"$6":00-"$5":"$6":59"
      }
      n!=p{
         pr()
         s=f=x
         p=n
      }
      $NF=="Success"{
         s++
      }
      $NF=="Fail"{
         f++
      }
      END{
         pr()
      }' infile

n=$2" "$3" "$4" "$5":00-"$5":59"