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A Lap Around Azure
- 1. SESSION CODE: Thur 16:15A Lap Around the Azure PlatformDavid GristwooodApplication ArchitectMicrosoftblogs.msdn.com/david_gristwood@ScroffTheBad
- 2. Many Screens and a Cloud
- 4. Azure is about ScaleAzure is designed from the ground up for true Internet scale
- 6. Ride the “network effect”
- 7. LinkedIn: 16 months for first million users, 11 days for most recent million
- 8. Facebook: 5 years to hit 250m users, 8 months to double
- 9. Scale up and scale down
- 10. Supports the “Scale Fast, Fail Fast” modelwww.flickr.com/photos/januszbc/1776184496
- 11. Characteristics of Azure Applications“Scale & Elasticity” Need massive scale
- 14. Have short or unpredictable lifetime
- 15. Concert ticket saleshttp://www.flickr.com/photos/39919537@N06/3666813048
- 16. Helps Your Systems ScaleMost architecture is hidden inside code
- 17. Azure encourages you to define your application into constituent parts
- 18. Azure can scale the parts of your application as appropriatewww.flickr.com/photos/39818355@N00/2128626176
- 19. Flexible Architecture Systems evolve over time
- 20. Cloud is not an “all or nothing” proposition
- 21. Azure makes it easier to extend to the cloudwww.flickr.com/photos/tomkpunkt/3695066577
- 22. Natural Platform EvolutionWindows Server 2008
- 23. Virtualisation
- 24. Windows Services, such as IIS, logging, diagnostics, etc
- 25. Visual Studio & .NET, ADO.NET, WCF Data Services, MVC, etcFlexible Business ModelNo up front hardware purchase
- 26. Pay as you go costing model
- 27. Ideal in current economical climate www.flickr.com/photos/cleebster/2508660124
- 28. The Big Picture
- 29. The Azure PlatformThe Big PictureAppFabricSQL AzureApplicationsWindows AzureApplicationsOthersMobileDesktopServer
- 30. Application ComputeStorageFabricConfigAppFabricApplicationsSQL AzureWindows AzureApplicationsMobileDesktopServerOthers
- 32. Windows Azure Platform for Application DevelopersCodeSoftware Development KitPortalDataRelationalDataApiDevelopRunDeploy
- 33. Software Development Kit (SDK)Local MachineWindows Azure Simulation Environment Development StorageSQL Server ExpressDevelopment Fabric
- 34. Azure Compute Building BlocksWorker RoleWeb RoleSystem HostIIS HostYour CodeYour Code
- 35. Windows Azure RolesYour role class typically derives from RoleEntryPoint represents roleDo initialization in OnStart() Do work in Run()You call into RoleEnvironmentto enumerate roles, endpoints, etcYou get called in response to changes in the number of instances in the serviceCan force restart
- 36. Demo #1 Azure Compute
- 37. Azure Storage Building BlocksStorageQueueBlobs &DrivesAccountTables
- 38. Windows Azure BlobsProvide simple interface for storing named files along with metadata for the fileBlobsContainersPhoto1.pngPhoto2.pngPicturesPhoto3.png
- 39. Windows Azure BlobfeaturesREST based APImyaccount.blob.core.windows.net/mycontainer/myblobPutBlob, GetBlob, DeleteBlob, CopyBlob, SnapshotBlob, LeaseBlob, etcBlock Blob for streaming + commit-based writesSequence of blocks, size limit 200GB per blobPage Blob for random read/writeArray of pages, size limit 1TB per blob
- 40. Windows Azure DrivesPage Blob formatted as a NTFS single volume Virtual Hard Drive (VHD)NTFS APIs providing durable file storageDrives can be up to 1TB, up to 16 can be mountedCan upload VHD via Page Blob then mountOffersEase migration of existing Windows applications to AzureDurability and survival of data on application failover or hardware failure
- 41. Windows Azure TablesStructured storage via entities, containing sets of propertiesEntitiesTablesGenre = …Title = …MoviesGenre = …Title = …ActorsName = …DOB = …
- 42. Windows Azure TablesProvides Massively Scalable Structured StorageBillions of entities (rows) and TBs of dataFamiliar and Easy to use APIWCF Data Services, LINQEach entity can have up to 255 propertiesPartitionKey & RowKey as key and indexTimestamp for optimistic concurrencyNo fixed schema for all other propertiesProperty is stored as a <name, typed value> pair
- 43. Windows Azure TablesMyTable1Entity: Sports CarEntity: CarEntity: Customer
- 44. Table Partitions and Rows
- 45. Windows Azure QueuesProvide reliable storage and delivery of messagesMessagesQueues“Body1”“Body2”ThumbnailJobs“Body3”
- 46. Common Azure PatternWorker RoleWeb RoleQueueStorageBlobStorage
- 47. Demo #2 Azure Storage
- 48. Azure Features
- 49. Service Management APIProvide Lights-Out Service Management Manage services programmatically via REST-based APIX509 client certificates for authentication Viewing, creating, deleting, swapping, modifying configuration settings, etc on deployments
- 50. Windows Azure DiagnosticsCloud is much harder than single serverDynamic environment, no local accessAzure Diagnostics built for monitoring & data collectionFocus on what to collect and whenDesigned for Azure Based on standard APIsTraces, logs, crash dumps, IIS logs, perfcounters, ETW, etcUpload to Azure storage as requiredLogging & Diagnostics
- 51. Service Management CmdLetsPowerShell cmdlets wrapping Azure Service Management and Diagnostics API Simple to script out deployments, upgrades, scalingDeploy new services
- 52. Upgrade services
- 55. etcService Upgrade ModelsRolling upgrade (aka “In-place”)Roles are updated across update domains one at a timeService remains available during upgradeReal-time hot swap (aka “VIP Swap”)Virtual IP swap between staging & productionSwap service endpoints of old/new versionEnables complex architectural changesPlanned downtimeStop and replace service with new version
- 56. Content Delivery Network (CDN) Better performance and user experience by caching Azure blobs at strategically placed locations18 locations globally (United States, Europe, Asia, Australia and South America) and growing Content Delivery NetworkEdge LocationEdge Locationpic1.jpgEdge Location Windows Azure Blob Servicepic1.jpg
- 57. SQL Azure
- 58. SQL Azure & SQL Server“Database as a Service”Similarities“Just change the connection string”Scalable, reliable, robust, technologySame SQL Server core database service & TDSDifferencesSupports subset of SQL Server 2008Limited to 1Gb or 10Gb* database Different pricing modelNo Reporting Services, Analysis Services, etc
- 59. SQL Azure Application ArchitecturesSQL Azure access from outside the cloudSQL Azure access from within the cloudApplication / ToolsApplication/ BrowserSOAP/RESTHTTP/SWeb RoleWindows AzureT-SQL (TDS)T-SQL (TDS)SQL AzureSQL Azure“Code Far”“Code Near”
- 60. SQL Azure RoadmapService Update 2Multiple Active Result Sets (MARS)Service Update 350 Gb Databases, Spatial supportIncubationProject “Houston” – new SQL Azure web administration tool Codename “Dallas” – information as a serviceODataservice on top of SQL Azure
- 61. OData“ODBC for the Internet”Uniform way of representing data, URL conventions and operations
- 62. Auto generation of OData for SQL AzureOData ConsumersSessionReportsDashboardFormsAppsBrowserOpen Data ProtocolBatching, VersionsFormatR/WQuery&[Uri]+++Metadata?OData Producer
- 63. Codename “Dallas”Information as a ServiceGIS/Spatial, traffic, film show times, crime, financial data, navigation, census data, housing, etc…Commercial, official government, trusted publicFind, Subscribe, InteractAtom 1.0, RAWData ConsumerData Provider
- 64. Demo #3 SQL Azure
- 66. “Infrastructure to help build and manage applications more easily” Windows ServerAppFabricCaching capabilities (was “Velocity”)Workflow + service hosting (was “Dublin”)Windows AzureAppFabric(was “.NET Services”) Service BusAccess Control
- 67. AppFabric Service BusExposing internal applications on the Internet isn’t easyNetwork address translation (NAT) and firewalls get in the wayThe Service Bus providesIntermediary between clients and applicationsService registry that clients can use to find the services they need
- 68. Wrap Up
- 69. UK Azure Pricing – Standard RatesAppFabricAccess Control £1.2062 per 100,000 transactions* Service Bus £2.4184 per connection on a “pay-as-you-go” basis* Pack of 5 connections £6.0307* Pack of 25 connections £30.1535* Pack of 100 connections £120.6139* Pack of 500 connections £603.0695* Data TransfersNorth America and Europe regions £0.0607 per GB in £0.091 per GB out Asia Pacific Region £0.1819 per GB in £0.2728 per GB outInbound data transfers during off-peak times through June 30, 2010 are at no charge. Prices revert to our normal inbound data transfer rates after June 30, 2010 Windows AzureCompute Small instance (default): £0.0728 per hour Medium instance: £0.1455 per hour Large instance: £0.291 per hour Extra large instance: £0.5819 per hour Storage £0.091 per GB stored per month £0.0061 per 10,000 storage transactions Content Delivery Network (CDN) Service currently available as a Community Technology Preview (CTP) at no charge SQL AzureWeb Edition – Up to 1 GB relational database £6.055 per database per month Business Edition – Up to 10 GB relational database £60.604 per database per month £100 per month* - Highly Available 2 x Instance Web Application + 0.5TB data20 pence per day* - Highly Available 1Gb SQL Server database * Lots of assumptions and caveats
- 70. Where next…www.Azure.com – Official Azure sitebit.ly/landazure – UK Azure siteukazure.ning.com– UK Fans of Azurebit.ly/davidgristwood - My Blogwww.MyGreatWindowsAzureidea.com - User Voice Feedback Tonight’s Azure User Group Meeting
Editor's Notes
- #48: WA - £56 per month for 1 node, which is £637 per yearSA – 20pence per day*Approximate – lots of assumptions, blah blah