The ultimate story about OCR, OCRMIRROR and 2 storage boxes – Chapter 2

Scenario 2: loss of ocrmirror, both nodes down

(This is the follow-up of chapter 1)

Let’s investigate the vote count a little further by doing the following test:

• First stop crs on both nodes
• Then make the lun with ocrmirror unavailable to both nodes

What happens?

The ultimate story about OCR, OCRMIRROR and 2 storage boxes – Chapter 1

Scenario 1: loss of ocrmirror, both nodes up

(This is the followup of article “Introduction“)

Facts

• CRS is running on all nodes
• The storage box containing the OCRmirror is made unavailable to both hosts (simulating a crash of one storage box).

What happens?