I also think you can't really compare them: ZFS more or less says "never use without ECC memory". BTRFS is run on just about any potato there is. I myself woul

I also think you can't really compare them: ZFS more or less says "never use without ECC memory". BTRFS is run on just about any potato there is. I myself would never run a file server without ECC and a UPS configured for a graceful shutdown. I have also never had any issues, but I only have about 10tb of data.