636 Implementing the IBM Storwize V5000 Gen2 with IBM Spectrum Virtualize V8.1
If an I/O group fails, the host can use the second I/O group at the remote site, as shown in
Figure 10-162. The remote I/O group handles all volume-related traffic, but HyperSwap
cannot keep both copies in sync anymore because of an inactive I/O group.
Figure 10-162 I/O group failure