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Google App Engine's Latest Features
- 1. Introducing App Engine's Latest Features Chris Schalk Developer Advocate
- 2. Agenda โ What is App Engine? โ Part I: App Engine Production Updates โ Growth trajectory โ App Engine Success so far โ A Big Production Update: App Engine Leaving Preview โ Part II: App Engine Technical Updates โ Go Runtime, Backends, Channel API, FTS, Mapreduce
- 3. What is App Engine? Build and run your web apps on Googleโs infrastructure โ Easy to build โ Easy to maintain โ Easy to scale Focus on building your app, let us wear the pagers!
- 4. Cloud landscape as Gartner Sees It SaaS PaaS IaaS Source: Gartner AADI Summit Dec 2009
- 5. What is App Engine? PaaS Development Platform in a Box โ Downloadable SDK โ Application runtimes โ Java, Python, Go โ Local development tools โ Eclipse plugin โ Specialized api services โ Cloud based dashboard โ Automatically scales โ Built in fault tolerance, load balancing โ Continuously evolving...
- 6. Language Runtime Options GO Java Experimental
- 7. App Engine Services Memcache Datastore URL Fetch Mail XMPP Task Queue Images Blobstore User Service
- 8. Agenda โ What is App Engine? โ Part I: App Engine Production Updates โ Growth trajectory โ App Engine Success so far โ A Big Production Update: App Engine Leaving Preview โ Part II: App Engine Technical Updates โ Go Runtime, Backends, Channel API, FTS, Mapreduce
- 9. App Engine Evolution Through The Years 2008 2009 2010 2011 App Engine Batch write/read Java Task Queues Blobstore Multitenancy Hi-Replication Launch Https DB Import XMPP Appstats Instance Console Datastore Python Status- cron incoming email cursors Always On Channel API Datastore Dashboard Mapper hi-perf imag Files API Memcache 10 min tasks Remote API logs export Prosp Search
- 10. App Engine - By the Numbers 100,000+ Active developers per Month 200,000+ Active apps per week 1.5B+ Pageviews per day
- 11. Notable App Engine Customers
- 12. Royal Wedding - Scalability Success Official Royal Wedding blog on App Engine On Wedding day, served: โ Up to 32k requests per second โ 37.7 million pageviews โ 13.7 million visitors http://goo.gl/F1SGc
- 13. Enterprise Success on App Engine
- 14. Best Buy Applications on App Engine
- 15. WebFilings Financial SaaS on App Engine Enterprise customers: โ Procter & Gamble โ Delta Airlines โ Valero Energy โ Sprint/Nextel โ eBay โ United Airlines โ Dish Network โ ... Recently signed: โ One of the world's largest banks โ The world's largest retailer โ One of the largest US auto manufacturers http://www.webfilings.com/customers/valued_customers
- 16. App Engine: Certified Security App Engine is now fully SAS70/SSAE16/ISAE 3402 Certified!
- 17. One Big Production Update... .... App Engine is coming out of preview! โ http://googleappengine.blogspot.com/2011/05/year-ahead-for- google-app-engine.html
- 18. Production App Engine Features App Engine Leaving Preview in 2011! โ Full Google Product - 3 year deprecation support โ 99.95% SLA for all paid users โ Operational and Developer Support available โ Billing via invoice โ Ongoing feature delivery: custom domain SSL, MapReduce, etc..
- 19. What Does Leaving Preview Mean? โ Long-term committment by Google to App Engine โ Long-term committment by App Engine to users! โ It's a real product now, Enterprises can trust in it! โ http://googleappengine.blogspot.com/2011/05/year- ahead-for-google-app-engine.html
- 20. Production App Engine Pricing โ Usage types: โ Free - similar to today โ Paid - $9/app/mo (+ usage) including SLA โ Premier - $500/account/mo (+ usage) including operational support โ Add-on fee for special services โ For example: SSL for custom domains will be available for monthly fee
- 21. Production App Engine Further Details โ Instance based charging โ CPU-hours replaced by Instance Hours (IH) โ 1 instance running for 1 hour โ Similar to instances in admin console today โ APIs โ Currently charged per CPU-hour โ Will be charged per operation โ FAQ โ https://groups.google.com/group/google- appengine/browse_thread/thread/a1bfa432e0c002a7 โ https://groups.google.com/group/google- appengine/browse_thread/thread/1e5ba8835fdade7e
- 22. Agenda โ What is App Engine? โ Part I: App Engine Production Updates โ Growth trajectory โ App Engine Success so far โ A Big Production Update: App Engine Leaving Preview โ Part II: App Engine Technical Updates โ Go Runtime, Backends, Pull Queues, Channel API, FTS, MapReduce
- 23. App Engine 1.5 Updates โ Introduced at Google IO, May 2011
- 24. 'Go' added as third language runtime โ Released SDK for Mac & Linux โ Windows port in the works โ Uses tweaked Python SDK tools โ Launched for production 1.5.2 (Jul 2011) โ http://blog.golang.org/2011/05/go-and-google-app-engine.html
- 25. High Replication Datastore now default โ Master/Slave (M/S) original App Engine datastore โ High Replication Datastore (HRD) uses Paxos algorithm โ Was originally 3x the cost of M/S* โ Slightly slower (distributed writes) โ Queries eventually consistent โ Well-received โ http://googleappengine.blogspot.com/2011/03/high- replication-datastore-solid-choice.html
- 26. HRD as default - cont. โ *Price reduction to discourage M/S (no longer 3x) โ Has Delivered ~99.999% uptime since launch in January โ M/S price increases when App Engine leaves Preview โ Working on better tools โ To make migration easier โ To estimate updated cost
- 27. Backends feature introduced โ Long-running servers โ No more 30s or 10m deadline โ Fully configurable instances with options: โ RAM: 128MB to 1GB โ CPU: 600MHz to 4.8GHz no request deadlines โ Can run indefinitely โ Resident or Dynamic - Public or Private โ Automatic restarts โ Easy to configure (backends.yaml, backends.xml) โ (Demo) โ http://www.google.com/events/io/2011/sessions/app-engine- backends.html
- 28. "Pull Queues" introduced โ A new alternative to previous Task Queues, now referred to as "Push Queues" โ Lets users decide when to execute tasks โ Uses a REST API โ Allows external access
- 30. "Pull Queues" introduced โ A new alternative to previous Task Queues, now referred to as "Push Queues" โ Task is merely data, no longer a web request โ Workers can pull (lease) tasks from queue โ Uses a REST API โ https://www.googleapis.com/taskqueue/myappid/taskqueues/myqueue โ Can configure ACLs for external access โ http://www.google.com/events/io/2011/sessions/putting- task-queues-to-work.html
- 31. Pull Queues vs. (Push)Task Queues โ Push Task Queues take & execute work โ Tasks are "pushed" to application โ Execute at a given rate โ Pull queues offer more flexibility โ Workers can pull (lease) tasks when appropriate
- 32. Other App Engine 1.5.(0) Features โ Mail API updates โ Reduced free recipients from 2000 to 100 for new apps โ ... โ Source code downloading โ Now Owner and Uploader can download โ http://googleappengine.blogspot. com/2011/05/app-engine-150-release.html
- 33. App Engine 1.5.1 Features โ Geolocation header โ X-AppEngine-country - can customize web pages based on location โ Presence support in Channel API โ Can take action when user connects/disconnects (demo) โ WebP support in Images API โ WebP 39% smaller than JPEG! โ Create RPC services with ProtoRPC โ Now part of App Engine โ http://googleappengine.blogspot. com/2011/06/app-engine-151-release.html
- 34. App Engine 1.5.2 Features โ Production: adjustable scheduler parameters โ Able to set the minimum pending latency and maximum number of idle instances โ Namespaced datastore statistics โ New option to query datastore stats per namespace โ Tasks โ New Task Queue details page โ Pull Queue task size bump to 1MB โ Pull Queue task lease extensions โ http://googleappengine.blogspot.com/2011/07/app- engine-152-sdk-released.html
- 35. App Engine 1.5.3 Features โ Blobstore file uploads no longer limited โ Allows you to serve much larger files: images, videos etc. โ Datastore Admin now easily enable via 1-click โ No longer have to update app.yaml, and java developers don't have to upload a python version of their app โ New HRD migration tool trusted tester program โ Download App โ Can now download any files that were uploaded into your war directory โ http://googleappengine.blogspot.com/2011/08/app-engine-153- sdk-released.html
- 36. Experimental feature updates โ Introduced at Google I/O 2011 talks โ Full-text Search โ Full-text search service coming to App Engine โ Other queries: numeric, geo, date search capabilities, etc. โ http://www.google.com/events/io/2011/sessions/full-text- search.html โ MapReduce โ Part 1: Mapper has been available for awhile โ Work is ongoing for shuffle and reduce โ http://www.google.com/events/io/2011/sessions/app-engine- mapreduce.html โ http://www.youtube.com/watch?v=EIxelKcyCC0
- 37. Q&A