When you cannot—such as when the file system is your root (/) file system—it is possible to force a check using the --force option as shown below.

There are a number of Linux commands that will display file system types along with the file system names, mount points and such. Some will also display sizes and available disk space. Using df -Th ...

If you're replicating a root file system it would be from a zpool without EFI disk labels (bootable zpools must use SMI/VTOC labeling, aka slices). The zpool you're replicating to would be using ...