How many node do you have?

[Alexey]

You also can read this thread:

RAID vs No RAID choice

That’s why you use a RAID configuration. If none was present and your drive died you can pretty much start over now. But it’s a good time to learn about RAIDs As an SNO you are responsible that the data you are storing is always available, if it is not you are failing audits which will result in suspension and eventually in disqualification. In your case if there is no RAID configuration and no backup your identity is lost. You will have to create a new identity and start over. And try to …

The SOHO drives have a URE = 1e-14, Enterprise grade have URE = 1e-15