Downgrade Support For Eva3000/5000 And Eva4X00/6X00/8X00 Controller Software Versions - HP 3000 - 37XE System Reference

3.2.1 Downgrade support for EVA3000/5000 and EVA4x00/6x00/8x00 controller software versions

This table shows downgrade support for EVA3000/5000 and EVA4x00/6x00/8x00 controller software versions. A bullet (•) indicates you
can downgrade from the version in the FROM column to the version in the TO column. A blank cell indicates a downgrade is not supported.
NOTE: If you are running XCS 6.110 on an EVA4100/6100/8100, you cannot downgrade to XCS 6.100 or earlier versions.
FROM controller software version
VCS 3.1xx
VCS 4.1xx
XCS 6.1xx
XCS 6.2xx
1
An offline downgrade is required.
2
An array initialization is required, which results in data loss or a restore.
3
An online downgrade is supported.
TO controller software version
VCS 3.1xx VCS 4.1xx
1
•
2 2
• •
XCS 6.1xx XCS 6.2xx
2
•
2 3
• •
15