Change disk on arbiter node

[chris (Chris Dellaway)]

@MaBeuLux88_xxx Covers it nicely.

readConcern with more than 1 secondary and an arbiter

Hi @Tamar_Nirenberg, Arbiters are not recommended in production environments in general because they can create “weird” situations that can be dangerous for the stability of the RS. Let’s take your example: 4 nodes + 1 arbiter. Your majority = 3. So this means that – in theory – you should still be up and running if 2 nodes are suddenly out of the picture (data center that contains 2 nodes has a connection failure for example). Yet, it’s not the case here. If 2 nodes fails, you will end up wi…