Administrator Guide

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 Fluid Cache for SAN Environment.

• 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.

Unable to remove a cache device from Fluid Cache

Cluster using Enterprise Manager

Description

In Enterprise Manager, when you perform operations such as removing a cache

device from a Fluid Cluster node, the following error message is displayed:

Fluid Cache not Found

Possible Cause

Enterprise Manager may not be in synchronization with the Fluid Cache cluster to

retrieve the latest state.

Solution

To resolve this issue, shutdown the EM client, and then restart the EM Data

Collector.

If the issue persists, contact Dell Customer Support.