nebulous/slo-violation-detector
Code Issues Proposed changes

Merge "Publish normalized severity value"

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Zuul 2024-05-30 12:15:24 +00:00 committed by Gerrit Code Review
commit fcfcf07e50
3 changed files with 12 additions and 3 deletions
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1
slo-violation-detector/src/main/java/configuration/Constants.java
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@ -33,6 +33,7 @@ public class Constants {
public static String metric_list_topic = "eu.nebulouscloud.monitoring.metric_list";
public static String topic_prefix_realtime_metrics = "eu.nebulouscloud.monitoring.realtime.";
public static String topic_prefix_final_predicted_metrics = "eu.nebulouscloud.monitoring.predicted.";
public static boolean publish_normalized_severity = true;
public static double slo_violation_probability_threshold = 0.5; //The threshold over which the probability of a predicted slo violation should be to have a violation detection
public static int kept_values_per_metric = 5; //Default to be overriden from the configuration file. This indicates how many metric values are kept to calculate the "previous" metric value during the rate of change calculation
public static String roc_calculation_mode = "prototype";

8
slo-violation-detector/src/main/java/slo_violation_detector_engine/director/DirectorSubcomponent.java
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@ -122,8 +122,12 @@ public class DirectorSubcomponent extends SLOViolationDetectorSubcomponent {
Clock clock = Clock.systemUTC();
Long current_time_seconds = (long) Math.floor(clock.millis()/1000.0);
JSONObject severity_json = new JSONObject();
severity_json.put("severity", 100);
severity_json.put("probability", 100);
if (publish_normalized_severity){
severity_json.put("severity", 1.0);
}else{
severity_json.put("severity", 100.0);
}
severity_json.put("probability", 100.0);
severity_json.put("predictionTime", current_time_seconds);
persistent_publisher.publish(severity_json.toJSONString(), Collections.singleton(EMPTY));

6
slo-violation-detector/src/main/java/slo_violation_detector_engine/generic/Runnables.java
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@ -157,7 +157,11 @@ public class Runnables {
if (slo_violation_probability >= slo_violation_probability_threshold) {
JSONObject severity_json = new JSONObject();
severity_json.put("severity", rule_severity);
if (publish_normalized_severity) {
severity_json.put("severity", rule_severity/100);
}else{
severity_json.put("severity", rule_severity);
}
severity_json.put("probability", slo_violation_probability);
severity_json.put("predictionTime", targeted_prediction_time);
finalPersistent_publisher.publish(severity_json.toJSONString(), Collections.singleton(detector.get_application_name()));