Examples of com.espertech.esper.metrics.codahale_metrics.metrics.stats.Snapshot

Package com.espertech.esper.metrics.codahale_metrics.metrics.stats

Examples of com.espertech.esper.metrics.codahale_metrics.metrics.stats.Snapshot

com.espertech.esper.metrics.codahale_metrics.metrics.stats.Snapshot
A statistical snapshot of a {@link Snapshot}.

        final double[] values = histogram.getSnapshot().getValues();
        final double[] converted = new double[values.length];
        for (int i = 0; i < values.length; i++) {
            converted[i] = convertFromNS(values[i]);
        }
        return new Snapshot(converted);
    }

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                      unit);
    }


    @Override
    public void processHistogram(MetricName name, Histogram histogram, PrintStream stream) {
        final Snapshot snapshot = histogram.getSnapshot();
        stream.printf(locale, "               min = %2.2f\n", histogram.min());
        stream.printf(locale, "               max = %2.2f\n", histogram.max());
        stream.printf(locale, "              mean = %2.2f\n", histogram.mean());
        stream.printf(locale, "            stddev = %2.2f\n", histogram.stdDev());
        stream.printf(locale, "            median = %2.2f\n", snapshot.getMedian());
        stream.printf(locale, "              75%% <= %2.2f\n", snapshot.get75thPercentile());
        stream.printf(locale, "              95%% <= %2.2f\n", snapshot.get95thPercentile());
        stream.printf(locale, "              98%% <= %2.2f\n", snapshot.get98thPercentile());
        stream.printf(locale, "              99%% <= %2.2f\n", snapshot.get99thPercentile());
        stream.printf(locale, "            99.9%% <= %2.2f\n", snapshot.get999thPercentile());
    }

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    @Override
    public void processTimer(MetricName name, Timer timer, PrintStream stream) {
        processMeter(name, timer, stream);
        final String durationUnit = abbrev(timer.durationUnit());
        final Snapshot snapshot = timer.getSnapshot();
        stream.printf(locale, "               min = %2.2f%s\n", timer.min(), durationUnit);
        stream.printf(locale, "               max = %2.2f%s\n", timer.max(), durationUnit);
        stream.printf(locale, "              mean = %2.2f%s\n", timer.mean(), durationUnit);
        stream.printf(locale, "            stddev = %2.2f%s\n", timer.stdDev(), durationUnit);
        stream.printf(locale, "            median = %2.2f%s\n", snapshot.getMedian(), durationUnit);
        stream.printf(locale, "              75%% <= %2.2f%s\n", snapshot.get75thPercentile(), durationUnit);
        stream.printf(locale, "              95%% <= %2.2f%s\n", snapshot.get95thPercentile(), durationUnit);
        stream.printf(locale, "              98%% <= %2.2f%s\n", snapshot.get98thPercentile(), durationUnit);
        stream.printf(locale, "              99%% <= %2.2f%s\n", snapshot.get99thPercentile(), durationUnit);
        stream.printf(locale, "            99.9%% <= %2.2f%s\n", snapshot.get999thPercentile(), durationUnit);
    }

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    }


    @Override
    public void processHistogram(MetricName name, Histogram histogram, Context context) throws IOException {
        final PrintStream stream = context.getStream("# time,min,max,mean,median,stddev,95%,99%,99.9%");
        final Snapshot snapshot = histogram.getSnapshot();
        stream.append(new StringBuilder()
                              .append(histogram.min()).append(',')
                              .append(histogram.max()).append(',')
                              .append(histogram.mean()).append(',')
                              .append(snapshot.getMedian()).append(',')
                              .append(histogram.stdDev()).append(',')
                              .append(snapshot.get95thPercentile()).append(',')
                              .append(snapshot.get99thPercentile()).append(',')
                              .append(snapshot.get999thPercentile()).toString())
                .println();
        stream.println();
        stream.flush();
    }

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    }


    @Override
    public void processTimer(MetricName name, Timer timer, Context context) throws IOException {
        final PrintStream stream = context.getStream("# time,min,max,mean,median,stddev,95%,99%,99.9%");
        final Snapshot snapshot = timer.getSnapshot();
        stream.append(new StringBuilder()
                              .append(timer.min()).append(',')
                              .append(timer.max()).append(',')
                              .append(timer.mean()).append(',')
                              .append(snapshot.getMedian()).append(',')
                              .append(timer.stdDev()).append(',')
                              .append(snapshot.get95thPercentile()).append(',')
                              .append(snapshot.get99thPercentile()).append(',')
                              .append(snapshot.get999thPercentile()).toString())
                .println();
        stream.flush();
    }

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Related Classes of com.espertech.esper.metrics.codahale_metrics.metrics.stats.Snapshot

com.espertech.esper.metrics.codahale_metrics.metrics.core.Timer

com.espertech.esper.metrics.codahale_metrics.metrics.reporting.ConsoleReporter

com.espertech.esper.metrics.codahale_metrics.metrics.reporting.CsvReporter

java.io.PrintWriter

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