The dvSwitch configuration is saved in the vCenter database, and a local copy of the configuration is saved on each of the participating ESXi hosts in the /etc/vmware/dvsdata.db file. dvsdata.db is synced with the vCenter database every 300 seconds.
The dvSwitch configuration is saved in the vCenter database, and a local copy of the configuration is saved on each of the participating ESXi hosts in the /etc/vmware/dvsdata.db file. dvsdata.db is synced with the vCenter database every 300 seconds.