Understanding Diagnostics in Windows Azure
Windows Azure diagnostics provides facility to store diagnostics data. Azure diagnostics supports logging and monitoring of diagnostics data. It uses blob service or table service to save diagnostics data, depending on the diagnostics data. Before logs are saved in a container they are indexed in WADDirectoriesTable table in the storage account.
Following diagnostics data is stored in table storage:
|
Data Source |
Table name in Azure Storage |
Detail |
|
Windows Azure Logs |
WADLogsTable |
These are the application logs dumped from the application. |
|
Windows Azure Diagnostics Infrastructure Logs |
WADDiagnosticInfrastructureLogsTable |
These are the logs about running of diagnostics service. |
|
Windows Event logs |
WADWindowsEventLogsTable |
These are the logs generated on the instance where logs are running. |
|
Performance counters |
WADPerformanceCountersTable |
These are the performance matrices like memory utilization, processor utilization, response time etc. |

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