You are the administrator for your company's VMware deployment. You have noticed that one of the datastores has two drives that are reporting excessive read errors. You would like to replace these…

You are the administrator for your company's VMware deployment. You have noticed that one of the datastores has two drives that are reporting excessive read errors. You would like to replace these failing drives, but cannot take the virtual machines offline at this point. Which technology would provide a solution to the problem?