So despite 0.8 being a release that will give much higher availability   do
people do anything at all to back up the data?

For instance if any of you are running on EC2 and using ephemeral disk for
perf reasons, what do you do about messages that you absolutely cant afford
to lose.

Basically looking to avoid EBS since many of the  major AWS outages seem to
have EBS as a  cause.

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