[Gaming on AWS] AWS? ?? ? ??? ?? Re-architecting ?? - ??????
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AWS? ?? ? ??? ?? Re-architecting ?? - ?????? (??? ??, ??? Senior Technical Lead)
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[Gaming on AWS] AWS? ?? ? ??? ?? Re-architecting ?? - ??????
- 1. AWS? ??? ??? ?? Re-architecting ?? ??? Senior Technical Lead ?????? 1
- 2. ??? ?? ??? (sungjinhong@devsisters.com) ? ??? ???? ??, ?????? ? LINE COOKIE RUN, ??? for Kakao, ?????? 2 ?? ?? ? ??? ????? ????, ???? - ???? ? ????? ? ?? ?? - ????? ?? ?? (C, Erlang, MySQL, Hadoop, HBase, Riak, Redis) - Lucene, Solr? ?? ?????? ?? ??, ? ??? ? ???? ?? ?? ? ???????, ????? ????? ??, ?? ??? - ?????, ????, ? ??? ??, ??? ??? ??? ? Django Project Contributor - i18n ?? ?? ??, ????, ?? ?? 2
- 3. Agenda ? ??????2 ??? ?? ? ?? ?? ????? ??? ? Maven/CircleCI? ??? ???? ???? ? Chef? ??? ?? ???? ? CloudFormation? ??? ??? ???? ? AutoScale? ??? ?? ???? ?? ? ?? ??? ?? ?? 3
- 4. ??????2 ???? ?? ??? ? 4
- 5. ??????2 ?? ?? ? ???? ?? ??? ?? ?? ?? ?? ? ???? ?? ????? ?? ? ?? API ??? ???? ?? ELB ? ??? ??? ??? ??? ??? ?? - ?????? - m2.2xlarge - API ?? - m1.large Tomcat Tomcat ? ???-???? ??? ?????? ? Backup? ?? ??? ?? NFS ?? MySQL Master ? US-East?? ??? ? 5 Slave Replica Slave Replica
- 6. ?? ?? ?? ??? ?? ? ??? ??? ???? ? ?? ?? - ??? ??, ?? ??? ??? ?? - ???? ????? ??? ???? ????? ?? ??? - Tomcat JVM? ?????? locale ????, ?? ????? ? ??? ??? ?? ?? ??? ?? - ??? ??? ??? ????? ??? ???? ?? ?? - ???? ?? ??? ?? ?? ?? ?? 6
- 7. ??? ?? Re-architecting AWS ????? ?? ?? ???? ??? 7
- 8. Maven/CircleCI ???? ???? ? Maven? ???? Dependency ? ?? ?? ? Github, CircleCI? ???? branch? continuous integration ? artifact ?? ? ?? ????? ????/??? ? master ???? ???? ?? war?? ?? 8
- 9. Chef? ??? ?? ???? ? ?? ??? JSON? Ruby? ???? ? ????? Git?? ?? - ??? ????? ??? ? ???? ? ?1: Tomcat? ???? max heap, G1 GC, file.encoding JVM ???? ? ?2: ?? ??? ????? devsisters ??? ??? htop, dstat, sysstat ?? ? ?3: ?? ??? ??? ?? ?? ??? ? ????? ?? (ulimit ?? ?) ? ?? ???? 5? ?? ??? ??? ?? ??? ??? ? ?? 9
- 10. CloudFormation? ??? ??? ???? ? EC2, ELB, AutoScale ?? ?? JSON ?? ??? ???? ?? ???? ?? ? ???? ?????? ??? ? ?? - ???? ???? ??? ? ???? ? ???? ???? AWS? ??? ?? ? ?? ??? ????? ???? ? ?? ???? 30? ?? ??? ?? ?? ?? ??? ? ?? 10
- 11. AutoScale? ??? ?? ???? ?? ? Maven?? ?? war artifact? S3 Bucket? ??? ? Chef? CloudFormation???? ???? AutoScaling Group? Rolling Update ?? ? 5% ?? ???? ???? ???? ????? ? 100% ?? ?? ?? (?? ??? ??) Developer Terminated CircleCI Github Old Version New Version Auto scaling Group Remove Add ELB 11 Cookierun S3 Bucket Created
- 12. AutoScale ?? ? ??? ??? ?? ??? ??? ?? ? Scale out ???? ? ?????? ?? - ??? ?? ???? AutoScale ? ?? ??? ?? ???? - ???? ??? ????? ?? - m1.medium m1.large c1.xlarge ? ????? ?? ? c1.xlarge 120? - Quota limit? ?? ??? ? ? - Business Support? ??? ?? # instances vs. CPU utilization 12
- 13. AutoScale ?? ? ???? c1.xlarge - 8 vCPU, 20 ECU, 7GB Memory - c3.2xlarge? ?? ?? ? - ??? ??? ? ?? ??? ??? ? 1??? avg CPU 60% ?? ???? 4? ?? ? 2??? max CPU 80% ?? ???? 4? ?? - ??? ??? ??? ?? ?? ?? ??? ?? ?? ? 2??? avg CPU 25% ?? ???? 2? ?? ? ?? 4? ? ?? 400?? ?? - ???? ?? ??? ?? ??? ???? ?? ??? ???? ????? ? Reserved Instance? ???? ?? ? - ?) 4? Heavy Utilization, 10? Light Utilization 13
- 14. ????? ?? ?? ?? ?? ? ????? ??? ??? ??. ?? ???? (ephemeral) - Cron Job? ???? ?? ? ??? ???? ??????? ??? ?? Shared-nothing ??? ?? - Game Log? ??? Log Server? Shipping? ? ??? Logging ?? ?? slf4j/Logback???? ??, Logstash agent?? ?? ? ??? Consistency? ???? RDB?? ??? Consistency? ???? NoSQL? - ??? Consistency ???? ??????, ????, ??? ??? ?? - ??? Consistency ??? ?? ??? ????? ?? ?? 14
- 15. Re-architecting ?? CloudFront Edge Internet Log archives Patches Game Data CloudFront Download Distribution S3 Buckets Mobile Game user Availability Zone-2 Availability Zone-1 Apple / Google Push Service Log Search (realtime) ELB Front-end game service Auto-scaling group EC2 Chef Git Conf. Management EC2 EC2 Game Server Monitoring EC2 Database group RDS EC2 Couchbase Cluster CloudFormation EC2 CloudWatch EC2 redis instance M S 15
- 16. ?? ??? ?? ?? (1/2) ? ??? ???? ?? ?? ? - c1.xlarge ?? c3.2xlarge ???? ?? - hi1.4xlarge ?? cr1.8xlarge ???? ?? - ?? ??? ????? ???, ??? ?? ??? ? ???? ?? ? NoSQL Couchbase ??? ?? ?? - ?? ??? ???? Couchbase ???? ?????? ??? - ??? ?? ???, ??? ?? ????? ?? ?? ?? - cr1.8xlarge 4?, ? 976GB Memory, 960GB SSD Storage ???? ?? ? - Reserved Instance? ???? ???? ? 16
- 17. ?? ??? ?? ?? (2/2) ? ?? ?? ?? Seoul - Tokyo Region Latency ?? ? ?, ?, ??? ?? ?? 40ms? ??? Latency? ????? ?? ? ?? ???? ???? ??? ??? ?? ? AWS??? ?? ISP? ??? ???? ??? ?? 17
- 18. QA 18