Quality Metrics Guide

Auteur
Affiliations

Emmanuel BRUNO

Université de Toulon

LIS UMR CNRS 7020

Date de publication

2026-10-03

Quality Metrics & Targets

Current Sprint Metrics

Metric Target Current Trend
Response Time <500ms [Value] ↑/↓
Error Rate <1% [Value] ↑/↓
Test Coverage >80% [Value] ↑/↓

Performance Objectives

@startuml
rectangle "Sprint Goals" {
    rectangle "Current" {
        text "Users: [number]/hour"
        text "Response: [time]ms"
    }
    rectangle "Target" {
        text "Users: [number]/hour"
        text "Response: [time]ms"
    }
}
@enduml

Performance Requirements

@startuml
rectangle "Response Time" {
    rectangle "UI Operations" {
        text "Target: <500ms"
        text "Peak: <1s"
    }
    rectangle "API Calls" {
        text "Target: <200ms"
        text "Peak: <500ms"
    }
    rectangle "Background Jobs" {
        text "Target: <5min"
        text "Peak: <15min"
    }
}
@enduml

Scalability Requirements

@startuml
skinparam rectangle {
    BackgroundColor<<Target>> LightGreen
    BackgroundColor<<Current>> LightBlue
}
rectangle "Load Capacity" {
    rectangle "Current Load" <<Current>> {
        text "Users: 1000/hour"
        text "Transactions: 5000/hour"
    }
    rectangle "Target Load" <<Target>> {
        text "Users: 10000/hour"
        text "Transactions: 50000/hour"
    }
}
@enduml

Security Requirements

  • Authentication:
    • Methods: [List methods]
    • Protocols: [List protocols]
    • Standards: [List standards]
  • Authorization:
    • Access Control Model
    • Role Definitions
    • Permission Matrix
  • Data Protection:
    • Encryption Standards
    • Key Management
    • Data Classification

Reliability Requirements

@startuml
rectangle "System Reliability" {
    rectangle "Availability" {
        text "Target: 99.9%"
        text "Allowed Downtime: 8.76 hours/year"
    }
    rectangle "MTBF" {
        text "Mean Time Between Failures"
        text "Target: >1000 hours"
    }
    rectangle "MTTR" {
        text "Mean Time To Recover"
        text "Target: <30 minutes"
    }
}
@enduml

Monitoring & Metrics

  • Key Performance Indicators
  • Health Checks
  • Alert Thresholds

Réutilisation