Cool ! Seems that the command has changed for VNX2.  it's now "copytodisk sourcedisk destdisk" you'll need to note the address of your spare, and enter into the cmd.  naviseccli -h arrayspaddress copytodisk 2_2_5 x_x_x  [IMAGE]  [URL]
Hi,  We've requested a replacement to proactively replace a failing disk on VNX5800. It looks like we can't do it. Copytohotspare and replace are both disabled with the menu as the screenshot. Can someone please advise how to. Many thanks. [IMAGE]
How to proactively replace a disk on VNX5800