and now XFS is the default in RHEL / CentOS 7

I was about to try out the latest versions of RHEL-based distros in the near future. You just gave me more incentive. :)

> but what does happen a lot is a slow or delayed connection, or a machine going offline for a few seconds.

This is especially true for cross-datacenter rings across the public internet.

Seriously HN, that is fully on topic and did not deserve a down vote.