There is a flow of1t. The content of Google Cloud is as follows: Create at most two instances, and each instance contains a public IP (the IP area is only the area selected when applying). The configuration of the free instance is as follows: 1/8OCPU and 1GB memory, 20GB storage space, and the bandwidth of each instance is officially marked as 480mbps (actually measured 50 Mbps). Total outbound traffic 1T (free inbound for all items in the account), OracleLinux or CentOS, UbuntuLinux system image, and arbitrary selection of other self-made Oracle databases.