Troubleshooting Performance Issues in a vSphere 6 Virtual Machine

Identifying the Root Cause of Unresponsiveness in Your Virtual Machine

Question

One of your virtual machines (VM) has performance issues and sometimes is unresponsive.

Which VM file must be checked in order to find the root cause?

Answers

Explanations

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A. B. C. D.

D.

The correct answer is D. vmware.log.

The vmware.log file is the primary log file for a virtual machine and contains detailed information about the virtual machine's operation, including startup, shutdown, and configuration changes. It is located in the virtual machine's directory on the datastore where the virtual machine is stored.

If a virtual machine is experiencing performance issues and is sometimes unresponsive, checking the vmware.log file can provide insights into the root cause of the issue. The log file can reveal errors or warnings related to virtual hardware, disk access, or network connectivity, among other things.

Option A, vpxd.log, is the log file for the vCenter Server management server and contains information about the vCenter Server system and its components, but it does not contain information specific to a virtual machine.

Option B, ds.log, is the log file for the datastore and contains information about datastore activity, such as virtual machine file access and storage device errors. While it can be useful in diagnosing storage-related issues, it is not the primary log file for a virtual machine.

Option C, vminst.log, is the log file for the VMware Tools installation process and contains information about the installation and configuration of VMware Tools. It is not directly related to virtual machine performance or responsiveness issues.