RFR: 7978: Add new metric prefixes

Sat Nov 19 21:59:43 UTC 2022

On Sat, 19 Nov 2022 21:28:44 GMT, Henrik Dafgård <hdafgard at openjdk.org> wrote:

> This PR adds the new metric prefixes quecto, ronto, ronna & quetta.

The fact that Jupiter is around 2 quettagrams is fun. That said, I believe it'll be some time before these prefixes have practical use in our particular context. ;)

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Marked as reviewed by hirt (Lead).

PR: https://git.openjdk.org/jmc/pull/454