Terracotta Ehcache 10.7 | Terracotta Server Administration Guide | Logical Server States
 
Logical Server States
Possible server states
A server could be in any one of the following logical server states:
STARTING
server is starting
UNREACHABLE
server is unreachable
UNKNOWN
server state is unknown
UNINITIALIZED
server has started and is ready for election
SYNCHRONIZING
server is synchronizing its data with the current active server
ACTIVE
server is active and ready to accept clients
ACTIVE_RECONNECTING
server is active but waits for previously known clients to rejoin before accepting new clients
ACTIVE_SUSPENDED
server is active but blocked in the election process (consistency mode)
PASSIVE
server is passive and ready for replication
START_SUSPENDED
server startup is suspended for all of its peers to come up
PASSIVE_SUSPENDED
server is passive but blocked in the election process (consistency mode)