Collecting diagnostic information for VMware ESX/ESXi
Obtaining Diagnostic Information for ESXi 5.x and 6.0 hosts using the vSphere Client
ESXi 5.x host diagnostic information can be gathered using the vSphere Client connected to the ESXi host or to vCenter Server.
To gather diagnostic data using the VMware vSphere Client:
- Open the vSphere Client and connect to vCenter Server or directly to an ESXi 5.x host.
- Log in using an account with administrative privileges or with the Global.Diagnostics permission.
- Select an ESXi host, cluster, or datacenter in the inventory.
- Click the File > Export > Export System Logs.
- If a group of ESXi hosts are available in the selected context, select the host or group of hosts from the Source list.
- Click Next.
- In the System Logs pane, select the components for which the diagnostic information must be obtained. To collect diagnostic information for all the components, click Select All.
Note: Confirm that HungVM is not selected as this may cause a virtual machine failure. - If required, select the Gather performance data option and specify a duration and interval.

- Click Next.
- In the Download Location pane, click Browse and select a location on the client's disk where you have to save the support bundle.
- Click Next.
- In the Ready to Complete pane, review the summary and click Finish. The Downloading System Logs Bundles dialog appears and provides progress status for the creation and downloading of the support bundle from each source. A Generate system logs bundles task is created.
- When complete, upload the logs to the SFTP/FTP site. For more information, see Uploading diagnostic information for VMware (1008525)
Obtaining Diagnostic Information for ESXi 5.x and 6.x hosts using the vSphere Web Client
ESXi 5.x host diagnostic information can be gathered using the vSphere Web Client connected to the ESXi host or to vCenter Server.
To gather diagnostic data using the VMware vSphere Web Client:
- Open the vSphere Web Client.
- Log in using an account with administrative privileges or with the Global.Diagnostics permission.
- Select Hosts and Clusters from the Home tab.
- Select an ESXi host, or vCenter in the inventory.
- Click Actions.
- Select All vCenter Actions > Export System Logs...
- If a group of ESXi hosts are available in the selected context, select the host or group of hosts from the Source list.
- Click Next.
- In the System Logs pane, select the components for which the diagnostic information must be obtained. To collect diagnostic information for all the components, click Select All.
- If required, select the Gather performance data option and specify a duration and interval.
- Click Generate Log Bundle.
- Click Download Log Bundle.
- Upload the logs to the SFTP/FTP site. For more information, see Uploading diagnostic information for VMware (1008525)
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