EX

Enterprise AI Administration

Governance & Lineage — Network availability

How this KPI is sourced, calculated, governed, predicted and acted on — one traceable chain.

Current value

99.62%

Target 99.7

Mission area

Network Performance & Risk

Decision journey

Network Performance & Risk

Source systems

1

OSS / NOC

Lineage path

From source system to value realization — counts of governed records linked to this KPI

  1. 1 Sources
  2. 3 Mappings
  3. 4 Variables
  4. 1 Formula
  5. 2 Rules
  6. 1 Models
  7. 4 Scenarios
  8. 3 Actions
  9. 1 Value records
Open Network Performance & Risk dashboardOpen Network Performance & Risk journeyValue Realization

Formula

Governed calculation for this KPI

Network Availability % APPROVED

Share of scheduled minutes the network was available

uptime minutes / scheduled service minutes × 100

Version 1.0 · Grain Site-hour · Owner Head of Network Operations · Sources: OSS / NOC

Source-to-target lineage

Source system, object and field feeding this KPI, and how each is transformed

RoleSourceTransformationTargetGrain / refresh
Cell availability minutesOSS / NOC
cell_counters.availability_minutes		Normalise counters to scheduled minutesnetwork_performance.availability_pctSite-hour · Hourly
Outage minutesOSS / NOC
noc_incidents.outage_minutes		Sum of outage minutes per site-day; planned work excludednetwork_performance_mart.outage_minutesSite-day · Hourly
Critical alarmsOSS / NOC
oss_alarm_events.severity		Count of CRITICAL alarms per site-daynetwork_performance_mart.critical_alarm_countSite-day · Hourly

Business rules

Thresholds that escalate this KPI and the alert each raises

RuleSeverityAlert raised
Network Availability Escalation
Availability 99.5%; deterioration 0.3 pp		CRITICALJohannesburg CBD cluster availability 98.9% (target 99.7%)
Regulatory QoS Breach
Per licence schedule		HIGH—

Models

Predictive and simulation models used for this KPI

AI modelValidationSimulation model
Network Incident Risk Model
XGBoost · v1.9		VALIDATION REQUIREDNetwork Congestion Impact Model

Governed variables

Model features derived from the source fields above

Scenarios

Stored scenarios for the Network Performance & Risk journey

  • Mobile generators onlyalternative
  • Upgrade + capacityalternative
  • Base casebase case
  • Permanent power upgradeRECOMMENDED

Actions & value

Governed actions and value records for the same journey

  • Deploy mobile generators (interim)Field Operations · Done
  • Place battery orderProcurement · In progress
  • Complete installation on 14 sitesField Operations · Not started
  • SLA penalty avoidance (CBD)USD 0.6M expected · — recorded actual — unverified · AT RISK