Ericsson TV Project Monaco Brad Anderson - Erlang Factory March 25, 2011
Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Ericsson TVProject MonacoBrad Anderson - Erlang FactoryMarch 25, 2011
Ericsson TVVideo-On-Demand (VOD) back office software
Customers - Tier 1 telco & cable providers
10’s of millions of VOD sessions per day
Project MonacoNext-Generation Back Office for VOD
Kickoff August 2010
Goals
Centralized
Scalable
Available
Adaptable
Erlang
Network Protocols
Message Queue
Distribution / Linear Scaling
Failover
CatalogNavigation
NetworkAdapter
VODController
Subscriber
Eligibility
Billing
Qam RM
Stream RM
StreamServer(Pump)
QAM
LSCPProxy
SET TOP BOX
IP CLIENT
{ }
Goals
Regional ConsolidationEnterprise
Regional
Regional
Regional
Regional
Scalable
Horizontally Scaling of Components
Virtualization
Distributed Erlang
BillingBillingBillingBillingBillingBillingBilling
CatalogNavigation
NetworkAdapter
VODController
Subscriber
Eligibility
Qam RM
Stream RM
StreamServer(Pump)
QAM
LSCPProxy
SET TOP BOX
IP CLIENT
AvailableEnterprise
Regional
Regional
Regional
Regional
Adaptable
Distinct Components
Pluggable, Flexible Routing
Filtering
CatalogNavigation
NetworkAdapter
VODController
Subscriber
Eligibility
BillingStream RM
StreamServer(Pump)
SET TOP BOX
IP CLIENTQam RM
QAM
LSCPProxy
Adaptable
Protocols
LSCP - Lightweight Stream Control Protocol
RTSP - Real Time Streaming Protocol
DSMCC - Digital Storage Media Command and Control
Protocols
300 LINES -> 8 LINES
Troubleshooting
Development Stackrebar
gen_bunny
emongo
mochiweb
meck
ibrowse
erldis
log4erl
jpath
gen_monaco_session
gen_monaco_session
Early Returns
4x throughput gains after preliminary stress test
25% improvement in latency
comically reduced memory footprint
order of magnitude code shrinkage
rapid development of new components
Rough Edges
Startup/Shutdown (*nix daemon)
run_erl, erl_exec
os pid to monitor?
epmd
Releases
Build System
Java -> Erlang
Rewriting Codebase
Lunch & Learn
OTP Book Study
Behavior
Questions?
Related Documents
