Get Full Memory Dump

APPLIES TO: SQL Server Azure SQL Database Azure Synapse Analytics Parallel Data Warehouse

In this article, you learn how to capture diagnostic information to troubleshoot a crash or a unresponsive system that you experienced from SQL Server Management Studio (SSMS).

To capture diagnostic information to troubleshoot, follow the steps below.

  1. Download ProcDump.

  2. Unzip the download into a folder.

  3. Open a Command Prompt (such as cmd.exe), and run the following command.

    <PathToProcDumpFolder>\procdump.exe -e -h -ma -w ssms.exe
    

    It should prompt you to accept a license agreement, select Agree.

  4. Start SQL Server Management Studio (SSMS) if not started already.

  5. Reproduce your issue.

  6. The text should appear in the cmd prompt about writing the dump file, wait for that to finish.

  7. Create a new folder and copy the *.dmp file that is written out to that folder.

  8. Copy the following files into the same folder.

    • "C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscordacwks.dll"
    • "C:\Windows\Microsoft.NET\Framework\v4.0.30319\SOS.dll"
    • "C:\Windows\Microsoft.NET\Framework\v4.0.30319\clr.dll"
  9. Zip up the folder.

OutOfMemoryException

You can also get the Full Memory Dump of SSMS when it throws an OutOfMemoryException (can be any managed exception).

To capture diagnostic information to troubleshoot an OutOfMemoryException from SSMS, Follow the steps below.

  1. Download ProcDump.

  2. Unzip the download into a folder.

  3. Open Command Prompt and run the following command.

    <PathToProcDumpFolder>\procdump.exe -e 1 -f System.OutOfMemoryException -ma -w ssms.exe
    

    It should prompt you to accept a license agreement, select Agree.

  4. Start SQL Server Management Studio if not started already.

  5. Repro the issue.

  6. The text should appear in the cmd prompt about writing the dump file, wait for that to finish.

  7. Create a new folder and copy the *.dmp file that is written out to that folder.

  8. Copy the following files into the same folder.

    • "C:\Windows\Microsoft.NET\Framework\v4.0.30319\mscordacwks.dll"
    • "C:\Windows\Microsoft.NET\Framework\v4.0.30319\SOS.dll"
    • "C:\Windows\Microsoft.NET\Framework\v4.0.30319\clr.dll"
  9. Zip up the folder.

Share the information

  1. To share the information with the SSMS Team, log the issue at https://aka.ms/sqlfeedback.

  2. Then share the memory dump file collected to OneDrive (or equivalent) where the file can be collected.

    Important

    Memory dump files may contain sensitive information.

Next steps

SQL Server Management Studio