How your web site binding works when Windows Azure webrole runs in Compute Emulator?

 When you run your web role (ASP.NET Web site) in compute emulator (development fabric), you will see following things happens in your machine while running your website:   A listener is created  so you can access your site at http://127.0.0.1:81 (Port and IP address could change for multiple roles and instances) Looking into IIS you…

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How the size of an entity is caclulated in Windows Azure table storage?

While working with a partner, I had an opportunity to dig about how Azure Table storage size is calculated with respect to entities. As you may know each entity in Windows Azure Table Storage, can have maximum 1 MB space for each individual entity instance. The following expressions shows how to estimate the amount of storage…

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Silverlight front end calling to WCF Service, all in one Windows Azure Web Role Sample

I was asked recently to provide a sample which has Windows Azure Web Role with Silverlight front end, calling to WCF service which is hosted in the same Windows Azure Web Role. I decided to share those details and sample with everyone. This sample is very back code generate all through respective wizard and templates….

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Windows Azure Queue can have 64KB message content and how 64KB content is calculated?

 Windows Azure Queue can have a message content size up to 64KB per message. This updated was included in Version 2011-08-18 and newer. If you are still on old version, then Windows Azure Queue will have 8KB message.   This size 64KB refers to the size of the UTF-8 encoded message. The body of the…

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Windows Azure instance uptime and instance re-initialization

Windows Azure virtual machines goes at least once a month for guest OS update and similarly Host OS update. Because of it the Windows Azure virtual machine, in which your application in running, will part of guest or host OS update and will be down for a few minutes per month during those update process….

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Windows Azure Cloud Drive and Snapshots limit

A recent question was raised about Windows Azure Cloud drive and snapshots limit so hear is the answer:   Windows Azure cloud drive have no limit in terms of having snapshots. You can have as many as drive snapshots you would want to however as the counter goes up the performance degrades. To have cloud…

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Troubleshooting details: Windows Azure Web Role was stuck due to an expception in IISConfigurator.exe process

Recently I was working with a partner problem in which the Azure web role was stuck and showing “preparing node” status in Windows Azure Management portal. Luckily RDP access to Azure VM was working so investigation to the problem was easier.   After logging to Azure VM over RDP the IISConfigurator.log showed the following error:…

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Can you programmatically enable CDN within your Windows Azure Storage Account?

I was recently asked if there is an API which can enable CDN for a Windows Azure storage account programmatically?   After a little digging I found that as of now you cannot programmatically enable CDN for a Windows Azure Storage account. You will have to access Windows Azure Storage account directly on Windows Azure…

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Azure Diagnostics generate exception in SystemEventsListener::LoadXmlString when reading event log which includes exception as event data

 When you write Windows Azure application, you may wish you include you own error or notifications in the event log. Or you would like to save exceptions in the event log which ultimately collected by Windows Azure Diagnostics in the Azure VM and sent to Windows Azure Storage.   When you  create an event log…

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Resources to run Open Source Stacks on Windows Azure

 Java Windows Azure SDK for Java http://www.windowsazure4j.org/  Installing Windows Azure SDK for Java http://www.windowsazure4e.org/download/   Apache Tomcat  Startup task based Tomcat/Java Worker Role Application for Windows Azure http://blogs.msdn.com/b/avkashchauhan/archive/2011/08/17/full-startup-task-based-tomcat-java-worker-role-application-for-windows-azure.aspx Windows Azure Tomcat Solution http://tomcatazure.codeplex.com/    PHP Setup the Windows Azure SDK for PHP http://azurephp.interoperabilitybridges.com/articles/setup-the-windows-azure-sdk-for-php Build and Deploy PHP Application on Azure http://azurephp.interoperabilitybridges.com/articles/build-and-deploy-a-windows-azure-php-application Resources for building scalable…

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