When upgrading from a 5.5.x Management Server to 5.7.1 or later, you must first upgrade to 5.6.2 (or a more recent 5.6.x version), and then upgrade to 5.7.1 or later.See the Foglight 5.7.5. Upgrade Guide for information about upgrading Foglight and for a list of the latest cartridge versions that are compatible with Foglight Management Server 5.7.5.
Upgrade Guide provides instructions on how to upgrade to the latest version of the Foglight Management Server and the Foglight Agent Manager. This guide also provides upgrade instructions for the cartridges and cartridge-related components that are included with this version of Foglight.
Foglight components should be upgraded in the following order:
Step 1 may require some time, because agents may need time to reconnect. In some cases, a successful step 1 may require one or more cartridge upgrades. Where special instructions are required, they are documented in this guide. Only perform steps 3 and 4 after the system has stabilized.