When a Master FDM does not recieve slave hearbeat, how long does a Master FDM wait before it check whether FDM has datastore heartbeat?
Is it 15 sec
Looks like in 5.1, isolation response is trigged after 60s
Note: Discussion successfully moved from VMware ESXi 5 to Availability: HA & FT
In vSphere 5, it is 10 seconds by default and configured under das.config.fdm.hostTimeout. For more info, see a post from Duncan Epping.
vSphere High Availability (HA) Technical Deepdive - Yellow Bricks
Looks like in 5.1, isolation response is trigged after 60s