Troubleshooting steps when CPU, memory, or disk usage shows no data in the Site24x7 web client
If all you see is a dash under the CPU utilization, memory utilization, or disk utilization graphs in the Site24x7 web client, it could be an issue with the WMI query.*
To troubleshoot:
- Open the Run terminal and execute the command wbemtest.

- Click Connect.

- In the Namespace field, enter root\cimv2 and click Connect.

- Click Query.

- Enter the query in the given text box and click Apply.
For CPU utilization, execute the following queries:
- select PercentProcessorTime from Win32_PerfFormattedData_Counters_ProcessorInformation - For Windows Server 2008 R2 and above
- select PercentProcessorTime from Win32_PerfFormattedData_PerfOS_Processor - For versions before Windows Server 2008 R2
For memory utilization, execute the following query:
- Select FreePhysicalMemory,FreeVirtualMemory,TotalVirtualMemorySize,TotalVisibleMemorySize from Win32_OperatingSystem
For disk utilization, execute the following query:
- Select Name, Size, FreeSpace, DriveType, FileSystem, MediaType from Win32_LogicalDisk where DriveType=3
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