Short for Fault Domain Manager, the HA agent running on each vSphere host. ESX 9.0 sends its output to syslog in files whose names begin fdm; /var/log/vmware/fdm applies to legacy hosts. Management agent restarts also restart it.
Also called Fault Domain Manager.
Read more: Broadcom TechDocs
In the Ultra Transcenders books
Each book explains FDM in context, with comparison tables and the common traps.
Terms in this definition
- Agent
A specialised form of Microsoft Copilot set up for one particular job, pairing instructions with knowledge and skills. You can create one in Copilot Studio, SharePoint or Agent Builder, and administrators control them from the Microsoft 365 admin center.
- vSphere
VMware's platform for virtualisation, made up of vCenter and ESX hosts, supplying compute for VCF clusters.
- ESX
VMware's bare-metal hypervisor, installed on each host in a VCF fleet. Up to version 9.0 it was known as ESXi.
- Syslog
Table in Log Analytics holding syslog messages from Linux.
- Legacy
A label Databricks gives to older agent offerings: their documentation remains so that existing agents can be kept running or migrated, but new agents should avoid them.