Item
Value
Catalog item
Empower – Media & Broadcast
DOM module
empower_media
View
Empower/Media & Broadcast
Element prefix
MED
In broadcast operations the unit of work is the Event : each event runs over a signal chain of devices, grouped in a DataMiner service.
Data Model
erDiagram
EVENT ||--|{ SIGNAL_CHAIN_DEVICE : "runs over"
EVENT ||--|| DATAMINER_SERVICE : "linked by ID"
SIGNAL_CHAIN_DEVICE ||--|| DATAMINER_ELEMENT : "linked by ID"
Event
Field
Type
Example
Name
Text
Champions League: Club A – Club B
Rights Holder
Text
Sports Rights Holder
Distribution Platform
Enum: Live Sports Distribution · OTT Streaming · Terrestrial Broadcast
Live Sports Distribution
Channel
Text
Sports 1
Coverage Area
Text
Europe
Event Tier
Enum: Tier 1 – Premium Live · Tier 2 – Standard Live · Tier 3 – Scheduled
Tier 1 – Premium Live
Expected Audience
Number
2500000
Start Time
Date/time
set by StartScenario
End Time
Date/time
set by StartScenario
Event Producer
Text
Nina Dubois
MCR Team
Text
Live Operations MCR
Escalation Threshold (min)
Number
15
DataMiner Service
ID
set by the install script
Signal Chain Device
Field
Type
Example
Name
Text
Contribution Encoder
Event
DOM link → Event
Champions League: Club A – Club B
Chain Position
Enum: Contribution · Playout · Processing · Distribution · Delivery
Contribution
Facility
Text
Stadium OB Truck
DataMiner Element
ID
set by the install script
Seed Data
Events (times relative to T0)
Name
Rights Holder
Platform
Channel
Coverage
Tier
Expected Audience
Start
End
Producer
MCR Team
Escalation (min)
Champions League: Club A – Club B
Sports Rights Holder
Live Sports Distribution
Sports 1
Europe
Tier 1
2,500,000
T0 + 75 min
T0 + 195 min
Nina Dubois
Live Operations MCR
15
Summer Festival Live Stream
Festival Organizer
OTT Streaming
Stream+
Benelux
Tier 2
1,100,000
T0 + 5 h
T0 + 9 h
Kevin Mertens
Streaming MCR
30
Evening News
Public Broadcaster
Terrestrial Broadcast
Channel One
National
Tier 1
4,500,000
T0 + 150 min
T0 + 180 min
Els Hermans
Broadcast MCR
15
Signal Chain Devices
Event
Name
Chain Position
Facility
Champions League: Club A – Club B
Contribution Encoder
Contribution
Stadium OB Truck
IP Gateway
Distribution
Brussels MCR
IRD
Delivery
Brussels MCR
Summer Festival Live Stream
Transcoder
Processing
Cloud Region West
Origin Packager
Distribution
Cloud Region West
CDN Edge
Delivery
Amsterdam PoP
Evening News
Playout Server
Playout
Brussels Broadcast Center
Multiplexer
Processing
Brussels Broadcast Center
DVB-T Transmitter
Delivery
Transmitter Site Wavre
Real-Time Data
Thresholds are Minor / Major / Critical unless stated otherwise.
Element
Key parameters (thresholds)
Contribution Encoder
Video Bitrate Mbps · Encoder Errors/min (> 5 / > 20 / –)
IP Gateway
Packet Loss % (> 0.1 / > 0.5 / > 2) · Jitter ms
IRD
Signal Lock (Unlocked = Critical) · C/N dB
Transcoder
CPU % · Failed Profiles
Origin Packager
Request Rate · HTTP 5xx % (> 1 / > 5 / –)
CDN Edge
Latency ms (> 150 / > 300 / > 500) · Cache Hit Ratio % · Egress Gbps
Playout Server
Playout Status
Multiplexer
Total Bitrate Mbps · Services On Air
DVB-T Transmitter
Forward Power kW · Reflected Power W (Warning > 200) · MER dB
Problems
Problem
Key question
Data needed
Seeded answer
Event Operations Center
Which live events are at risk?
Event Start Time · Event Tier · service alarm state · active alarms
Champions League: Club A – Club B – starts in ~45 min while the Contribution Encoder reports 28 errors/min (Major). The Summer Festival stream is also at risk but starts later.
Executive Service Overview
What is the overall operational situation?
Service alarm state · Event Tier · Expected Audience
1 Critical, 1 Major, 1 Warning ; 3.6 M expected viewers at risk across 2 events.
Incident Workspace
Which issue should operators investigate first?
Active alarms (severity, age) · Expected Audience · alarm history
CDN Edge latency 620 ms (Summer Festival Live Stream) – Critical and the oldest open alarm.
Scenario
Time
Element
Change
Alarm
T0
CDN Edge
Latency 620 ms
Critical
T0 + 2 min
Contribution Encoder
Encoder Errors 28/min
Major
T0
DVB-T Transmitter
Reflected Power 230 W
Warning
T0
DOM Event start/end times set
–