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Update Metrics.java #610

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merged 1 commit into from
Sep 19, 2024
Merged

Update Metrics.java #610

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30 changes: 21 additions & 9 deletions jpos/src/main/java/org/jpos/util/Metrics.java
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@
public class Metrics implements Loggeable {
private Histogram template;
private Map<String,Histogram> metrics = new ConcurrentHashMap<>();
private double conversion = 1;

public Metrics(Histogram template) {
super();
Expand Down Expand Up @@ -78,17 +79,18 @@ public void dump (PrintStream ps, String indent) {
}

private void dumpPercentiles (PrintStream ps, String indent, String key, Histogram h) {
ps.printf ("%s%s min=%d, max=%d, mean=%.4f stddev=%.4f 90%%=%d, 99%%=%d, 99.9%%=%d, 99.99%%=%d tot=%d size=%d%n",
ps.printf("%s%s min=%.7f, max=%.7f, mean=%.7f stddev=%.7f P50=%.7f, P90=%.7f, P99=%.7f, P99.9=%.7f, P99.99=%.7f tot=%d size=%d%n",
indent,
key,
h.getMinValue(),
h.getMaxValue(),
h.getMean(),
h.getStdDeviation(),
h.getValueAtPercentile(90.0),
h.getValueAtPercentile(99.0),
h.getValueAtPercentile(99.9),
h.getValueAtPercentile(99.99),
h.getMinValue()/conversion,
h.getMaxValue()/conversion,
h.getMean()/conversion,
h.getStdDeviation()/conversion,
h.getValueAtPercentile(50.0)/conversion,
h.getValueAtPercentile(90.0)/conversion,
h.getValueAtPercentile(99.0)/conversion,
h.getValueAtPercentile(99.9)/conversion,
h.getValueAtPercentile(99.99)/conversion,
h.getTotalCount(),
h.getEstimatedFootprintInBytes()
);
Expand All @@ -108,4 +110,14 @@ public void dumpHistograms (File dir, String prefix) {
.sorted(Map.Entry.comparingByKey())
.forEach(e -> dumpHistogram (dir, prefix + e.getKey(), e.getValue().copy()));
}

/**
* @param conversion
* This is used to divide the percentile values while dumping.
* If you are using nano seconds to record and want to display the numbers in millis then conversion can be set to 1000000.
* By default conversion is set to 1.
*/
public void setConversion(double conversion) {
this.conversion = conversion;
}
}
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