def METHOD_NAME(self, manager):
    group = manager["meminfo"]
    opts.pmGetOptionSamples()
    t_s = group.contextCache.pmLocaltime(int(group.timestamp))
    time_string = time.strftime(MeminfoOptions.timefmt, t_s.struct_time())
    print(time_string)
    idx = 0
    for metric in METRICS:
        try:
            val = group[metric].netValues[0][2]
        except IndexError:
            metric_name, units = self.getMetricName(idx)
            print(F"{metric_name:17} : NA")
            idx += 1
            continue
        metric_name, units = self.getMetricName(idx)
        print(F"{metric_name:17} : {val} {units}")
        idx += 1
    print()