com.codahale.metrics.Snapshot.getMean()方法的使用及代码示例

x33g5p2x  于2022-01-29 转载在 其他  
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本文整理了Java中com.codahale.metrics.Snapshot.getMean()方法的一些代码示例，展示了Snapshot.getMean()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Snapshot.getMean()方法的具体详情如下：
包路径：com.codahale.metrics.Snapshot
类名称：Snapshot
方法名：getMean

Snapshot.getMean介绍

[英]Returns the arithmetic mean of the values in the snapshot.
[中]返回快照中值的算术平均值。

代码示例

代码示例来源：origin: apache/flink

@Override
public double getMean() {
  return snapshot.getMean();
}

代码示例来源：origin: stagemonitor/stagemonitor

@Override
  public int compare(Histogram o1, Histogram o2) {
    return Double.compare(o2.getSnapshot().getMean(), o1.getSnapshot().getMean());
  }
});

代码示例来源：origin: stagemonitor/stagemonitor

public int compare(Timer o1, Timer o2) {
    return Double.compare(o2.getSnapshot().getMean(), o1.getSnapshot().getMean());
  }
});

代码示例来源：origin: alibaba/jstorm

public static String histogramStr(AsmHistogramSnapshot snapshot) {
  StringBuilder sb = new StringBuilder(128);
  sb.append("histogram");
  Snapshot s = snapshot.getSnapshot();
  sb.append("(").append("id:").append(snapshot.getMetricId()).append(",min:").append(s.getMin()).append(",max:")
      .append(s.getMax()).append(",mean:").append(s.getMean()).append(",p50:").append(s.getMedian())
      .append(",p75:").append(s.get75thPercentile()).append(",p95:").append(s.get95thPercentile()).append(",p98:")
      .append(s.get98thPercentile()).append(",p99:").append(s.get99thPercentile()).append(")");
  return sb.toString();
}

代码示例来源：origin: AxonFramework/AxonFramework

@Override
  public Double getValue() {
    Snapshot snapshot = processedDurationHistogram.getSnapshot();
    double meanProcessTime = snapshot.getMean();
    int numProcessed = snapshot.getValues().length;
    return  (numProcessed * meanProcessTime) / timeUnit.toMillis(window);
  }
}

代码示例来源：origin: apache/hbase

/** @return an abbreviated summary of {@code hist}. */
public static String getShortHistogramReport(final Histogram hist) {
 Snapshot sn = hist.getSnapshot();
 return "mean=" + DOUBLE_FORMAT.format(sn.getMean()) +
   ", min=" + DOUBLE_FORMAT.format(sn.getMin()) +
   ", max=" + DOUBLE_FORMAT.format(sn.getMax()) +
   ", stdDev=" + DOUBLE_FORMAT.format(sn.getStdDev()) +
   ", 95th=" + DOUBLE_FORMAT.format(sn.get95thPercentile()) +
   ", 99th=" + DOUBLE_FORMAT.format(sn.get99thPercentile());
}

代码示例来源：origin: signalapp/Signal-Server

private void writeSnapshot(JsonGenerator json, Snapshot snapshot) throws IOException {
 json.writeNumberField("max", snapshot.getMax());
 json.writeNumberField("mean", snapshot.getMean());
 json.writeNumberField("min", snapshot.getMin());
 json.writeNumberField("stddev", snapshot.getStdDev());
 json.writeNumberField("median", snapshot.getMedian());
 json.writeNumberField("p75", snapshot.get75thPercentile());
 json.writeNumberField("p95", snapshot.get95thPercentile());
 json.writeNumberField("p98", snapshot.get98thPercentile());
 json.writeNumberField("p99", snapshot.get99thPercentile());
 json.writeNumberField("p999", snapshot.get999thPercentile());
}

代码示例来源：origin: apache/hbase

/** @return a summary of {@code hist}. */
public static String getHistogramReport(final Histogram hist) {
 Snapshot sn = hist.getSnapshot();
 return "mean=" + DOUBLE_FORMAT.format(sn.getMean()) +
   ", min=" + DOUBLE_FORMAT.format(sn.getMin()) +
   ", max=" + DOUBLE_FORMAT.format(sn.getMax()) +
   ", stdDev=" + DOUBLE_FORMAT.format(sn.getStdDev()) +
   ", 50th=" + DOUBLE_FORMAT.format(sn.getMedian()) +
   ", 75th=" + DOUBLE_FORMAT.format(sn.get75thPercentile()) +
   ", 95th=" + DOUBLE_FORMAT.format(sn.get95thPercentile()) +
   ", 99th=" + DOUBLE_FORMAT.format(sn.get99thPercentile()) +
   ", 99.9th=" + DOUBLE_FORMAT.format(sn.get999thPercentile()) +
   ", 99.99th=" + DOUBLE_FORMAT.format(sn.getValue(0.9999)) +
   ", 99.999th=" + DOUBLE_FORMAT.format(sn.getValue(0.99999));
}

代码示例来源：origin: apache/hbase

private void printHistogram(Histogram histogram) {
  Snapshot snapshot = histogram.getSnapshot();
  output.printf(locale, "               min = %d%n", snapshot.getMin());
  output.printf(locale, "               max = %d%n", snapshot.getMax());
  output.printf(locale, "              mean = %2.2f%n", snapshot.getMean());
  output.printf(locale, "            stddev = %2.2f%n", snapshot.getStdDev());
  output.printf(locale, "            median = %2.2f%n", snapshot.getMedian());
  output.printf(locale, "              75%% <= %2.2f%n", snapshot.get75thPercentile());
  output.printf(locale, "              95%% <= %2.2f%n", snapshot.get95thPercentile());
  output.printf(locale, "              98%% <= %2.2f%n", snapshot.get98thPercentile());
  output.printf(locale, "              99%% <= %2.2f%n", snapshot.get99thPercentile());
  output.printf(locale, "            99.9%% <= %2.2f%n", snapshot.get999thPercentile());
  output.printf(locale, "             count = %d%n", histogram.getCount());
 }
}

代码示例来源：origin: Graylog2/graylog2-server

public static Map<String, Object> buildHistogramMap(Histogram h) {
  Map<String, Object> metrics = Maps.newHashMap();
  if (h == null) {
    return metrics;
  }
  Map<String, Object> time = Maps.newHashMap();
  time.put("max", h.getSnapshot().getMax());
  time.put("min", h.getSnapshot().getMin());
  time.put("mean", (long) h.getSnapshot().getMean());
  time.put("95th_percentile", (long) h.getSnapshot().get95thPercentile());
  time.put("98th_percentile", (long) h.getSnapshot().get98thPercentile());
  time.put("99th_percentile", (long) h.getSnapshot().get99thPercentile());
  time.put("std_dev", (long) h.getSnapshot().getStdDev());
  metrics.put("time", time);
  metrics.put("count", h.getCount());
  return metrics;
}

代码示例来源：origin: alibaba/jstorm

public static double getSnapshotDefaultValue(AsmSnapshot snapshot) {
  if (snapshot instanceof AsmCounterSnapshot) {
    return ((AsmCounterSnapshot) snapshot).getV();
  } else if (snapshot instanceof AsmGaugeSnapshot) {
    return ((AsmGaugeSnapshot) snapshot).getV();
  } else if (snapshot instanceof AsmMeterSnapshot) {
    return ((AsmMeterSnapshot) snapshot).getM1();
  } else if (snapshot instanceof AsmHistogramSnapshot) {
    return ((AsmHistogramSnapshot) snapshot).getSnapshot().getMean();
  }
  return 0;
}

代码示例来源：origin: signalapp/Signal-Server

private void writeTimedSnapshot(JsonGenerator json, Snapshot snapshot) throws IOException {
 json.writeNumberField("max", convertDuration(snapshot.getMax()));
 json.writeNumberField("mean", convertDuration(snapshot.getMean()));
 json.writeNumberField("min", convertDuration(snapshot.getMin()));
 json.writeNumberField("stddev", convertDuration(snapshot.getStdDev()));
 json.writeNumberField("median", convertDuration(snapshot.getMedian()));
 json.writeNumberField("p75", convertDuration(snapshot.get75thPercentile()));
 json.writeNumberField("p95", convertDuration(snapshot.get95thPercentile()));
 json.writeNumberField("p98", convertDuration(snapshot.get98thPercentile()));
 json.writeNumberField("p99", convertDuration(snapshot.get99thPercentile()));
 json.writeNumberField("p999", convertDuration(snapshot.get999thPercentile()));
}

代码示例来源：origin: line/armeria

private static void assertSummary(Map<String, ?> map, String property, int expectedCount) {
  assertThat(((Counting) map.get(clientMetricNameWithStatus(property, 200))).getCount())
      .isEqualTo(expectedCount);
  assertThat(((Sampling) map.get(clientMetricNameWithStatus(property, 200))).getSnapshot().getMean())
      .isPositive();
  assertThat(((Counting) map.get(serverMetricNameWithStatus(property, 200))).getCount())
      .isEqualTo(expectedCount);
  assertThat(((Sampling) map.get(serverMetricNameWithStatus(property, 200))).getSnapshot().getMean())
      .isPositive();
}

代码示例来源：origin: stagemonitor/stagemonitor

private void printHistogramSnapshot(Snapshot snapshot, StringBuilder sb) {
  printDouble(snapshot.getMean(), sb);
  printDouble(snapshot.getMin(), sb);
  printDouble(snapshot.getMax(), sb);
  printDouble(snapshot.getStdDev(), sb);
  printDouble(snapshot.getMedian(), sb);
  printDouble(snapshot.get75thPercentile(), sb);
  printDouble(snapshot.get95thPercentile(), sb);
  printDouble(snapshot.get98thPercentile(), sb);
  printDouble(snapshot.get99thPercentile(), sb);
  printDouble(snapshot.get999thPercentile(), sb);
}

代码示例来源：origin: stagemonitor/stagemonitor

private void writeHistogramSnapshot(Snapshot snapshot, JsonGenerator jg) throws IOException {
  writeDoubleUnlessNaN(jg, "min", snapshot.getMin());
  writeDoubleUnlessNaN(jg, "max", snapshot.getMax());
  writeDoubleUnlessNaN(jg, "mean", snapshot.getMean());
  writeDoubleUnlessNaN(jg, "p50", snapshot.getMedian());
  writeDoubleUnlessNaN(jg, "std", snapshot.getStdDev());
  writeDoubleUnlessNaN(jg, "p25", snapshot.getValue(0.25));
  writeDoubleUnlessNaN(jg, "p75", snapshot.get75thPercentile());
  writeDoubleUnlessNaN(jg, "p95", snapshot.get95thPercentile());
  writeDoubleUnlessNaN(jg, "p98", snapshot.get98thPercentile());
  writeDoubleUnlessNaN(jg, "p99", snapshot.get99thPercentile());
  writeDoubleUnlessNaN(jg, "p999", snapshot.get999thPercentile());
}

代码示例来源：origin: stagemonitor/stagemonitor

private String reportTimerSnapshot(Snapshot snapshot) {
  return "min=" + getDuration(snapshot.getMin()) + ","
      + "max=" + getDuration(snapshot.getMax()) + ","
      + "mean=" + getDuration(snapshot.getMean()) + ","
      + "p50=" + getDuration(snapshot.getMedian()) + ","
      + "std=" + getDuration(snapshot.getStdDev()) + ","
      + "p25=" + getDuration(snapshot.getValue(0.25)) + ","
      + "p75=" + getDuration(snapshot.get75thPercentile()) + ","
      + "p95=" + getDuration(snapshot.get95thPercentile()) + ","
      + "p98=" + getDuration(snapshot.get98thPercentile()) + ","
      + "p99=" + getDuration(snapshot.get99thPercentile()) + ","
      + "p999=" + getDuration(snapshot.get999thPercentile());
}

代码示例来源：origin: spotify/helios

private void reportHistogram(Metric metric, Snapshot snapshot) {
 send(metric.attribute("stat", "min").value(snapshot.getMin()));
 send(metric.attribute("stat", "max").value(snapshot.getMax()));
 send(metric.attribute("stat", "mean").value(snapshot.getMean()));
 send(metric.attribute("stat", "stddev").value(snapshot.getStdDev()));
 send(metric.attribute("stat", "median").value(snapshot.getMedian()));
 send(metric.attribute("stat", "p75").value(snapshot.get75thPercentile()));
 send(metric.attribute("stat", "p99").value(snapshot.get99thPercentile()));
}

代码示例来源：origin: stagemonitor/stagemonitor

private void printTimerSnapshot(Snapshot snapshot, StringBuilder sb) {
  printDouble(convertDuration(snapshot.getMean()), sb);
  printDouble(convertDuration(snapshot.getMin()), sb);
  printDouble(convertDuration(snapshot.getMax()), sb);
  printDouble(convertDuration(snapshot.getStdDev()), sb);
  printDouble(convertDuration(snapshot.getMedian()), sb);
  printDouble(convertDuration(snapshot.get75thPercentile()), sb);
  printDouble(convertDuration(snapshot.get95thPercentile()), sb);
  printDouble(convertDuration(snapshot.get98thPercentile()), sb);
  printDouble(convertDuration(snapshot.get99thPercentile()), sb);
  printDouble(convertDuration(snapshot.get999thPercentile()), sb);
}

代码示例来源：origin: apache/incubator-gobblin

private void reportSnapshot(String prefix, String name, Snapshot snapshot, long timestamp, boolean convertDuration)
  throws IOException {
 String baseMetricName = getKey(prefix, name);
 pushMetric(getKey(baseMetricName, MIN), snapshot.getMin(), convertDuration, timestamp);
 pushMetric(getKey(baseMetricName, MAX), snapshot.getMax(), convertDuration, timestamp);
 pushMetric(getKey(baseMetricName, MEAN), snapshot.getMean(), convertDuration, timestamp);
 pushMetric(getKey(baseMetricName, STDDEV), snapshot.getStdDev(), convertDuration, timestamp);
 pushMetric(getKey(baseMetricName, MEDIAN), snapshot.getMedian(), convertDuration, timestamp);
 pushMetric(getKey(baseMetricName, PERCENTILE_75TH), snapshot.get75thPercentile(), convertDuration, timestamp);
 pushMetric(getKey(baseMetricName, PERCENTILE_95TH), snapshot.get95thPercentile(), convertDuration, timestamp);
 pushMetric(getKey(baseMetricName, PERCENTILE_98TH), snapshot.get98thPercentile(), convertDuration, timestamp);
 pushMetric(getKey(baseMetricName, PERCENTILE_99TH), snapshot.get99thPercentile(), convertDuration, timestamp);
 pushMetric(getKey(baseMetricName, PERCENTILE_999TH), snapshot.get999thPercentile(), convertDuration, timestamp);
}

代码示例来源：origin: stagemonitor/stagemonitor

private void writeTimerSnapshot(Snapshot snapshot, JsonGenerator jg) throws IOException {
  writeDoubleUnlessNaN(jg, "min", convertDuration(snapshot.getMin()));
  writeDoubleUnlessNaN(jg, "max", convertDuration(snapshot.getMax()));
  writeDoubleUnlessNaN(jg, "mean", convertDuration(snapshot.getMean()));
  writeDoubleUnlessNaN(jg, "p50", convertDuration(snapshot.getMedian()));
  writeDoubleUnlessNaN(jg, "std", convertDuration(snapshot.getStdDev()));
  writeDoubleUnlessNaN(jg, "p25", convertDuration(snapshot.getValue(0.25)));
  writeDoubleUnlessNaN(jg, "p75", convertDuration(snapshot.get75thPercentile()));
  writeDoubleUnlessNaN(jg, "p95", convertDuration(snapshot.get95thPercentile()));
  writeDoubleUnlessNaN(jg, "p98", convertDuration(snapshot.get98thPercentile()));
  writeDoubleUnlessNaN(jg, "p99", convertDuration(snapshot.get99thPercentile()));
  writeDoubleUnlessNaN(jg, "p999", convertDuration(snapshot.get999thPercentile()));
}

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