Owners Manual

Troubleshooting Fluid Cache Installations

If you have unresolved issues running Fluid Cache after a successful completion of the installation

procedure, contact your Compellent Copilot.

Troubleshooting the Compellent array and SAN architecture is beyond the scope of this document.

For additional troubleshooting information, refer to the Enterprise Manager Administrator’s Guide and the

documentation for other hardware and software components. See Related Documentation.

After the initial list of Basic Troubleshooting Steps, the troubleshooting topics are presented in the order

in which the issues are likely to appear as you deploy, configure, administer, and maintain a Fluid Cache

installation.

Basic Troubleshooting Steps

Make sure the following conditions are fulfilled:

• You have downloaded and installed the most recent firmware, drivers, and software required to

support Fluid Cache for SAN (see Requirements for Fluid Cache).

• The hardware is racked and cabled according to your hardware documentation.

• The network security settings match those specified in Checking Network Connections.

• The ports available to Fluid Cache match those specified in Connectivity.

• All servers are in the same management interface subnet and in the same cache network subnet.

• Each server in the Fluid Cache cluster appears in Enterprise Manager’s list of servers.

The Mellanox Virtual Function is not Available for

Passthrough in ESXi 6.0

Possible Cause The ESXi 6.0 installation may include Mellanox drivers that do not support the

virtual function.

Solution Disable or uninstall the following inbox drivers and make sure to install and

configure the correct versions of the Mellanox drivers. For more information about

the supported Mellanox drivers, see the Release Notes.

• nmlx4_core

• nmlx4-en

• nmlx4-rdma