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<a href="https://github.com/go-kit/kit/commit/<a class=hub.com/go-kit/kit/commit/<a class="double-link" href="https://git"><a class=hub.com/go-kit/kit/commit/<a class="double-link" href="https://git"><a class=hub.com/go-kit/kit/commit/91c58cc7d6d770b0285fdd69949a23d817a57d13">91c58cc7d">&lt;a href=&quot;https://github.com/go-kit/kit/commit/</a><a class="double-link" href="https://github.com/go-kit/kit/commit/&lt;a class=&quot;double-link&quot; href=&quot;https://git">&lt;a class=</a>hub.com/go-kit/kit/commit/91c58cc7d6d770b0285fdd69949a23d817a57d13">91c58cc7d</a><a href="https://github.com/go-kit/kit/commit/91c58cc7d6d770b0285fdd69949a23d817a57d13">&lt;a href=&quot;https://github.com/go-kit/kit/commit/91c58cc7d6d770b0285fdd69949a23d817a57d13&quot;&gt;&amp;quot;&amp;gt;Add backoff package and fix Consul CPU usage (#635)

* Add backoff package

Justification for jitter and growth factor:
https://aws.amazon.com/blogs/architecture/exponential-backoff-and-jitter/.

Add backoff to the Consul instancer loop.

Fixes https://github.com/go-kit/kit/issues/627.

* Revert &amp;amp;quot;Add backoff package&amp;amp;quot;

This reverts commit &amp;lt;/a&amp;gt;&amp;lt;a class=&amp;quot;double-link&amp;quot; href=&amp;quot;https://github.com/go-kit/kit/commit/&lt;/a&gt;&lt;a class=&quot;double-link&quot; href=&quot;https://github.com/go-kit/kit/commit/924501ae1&quot;&gt;924501ae1&lt;/a&gt;&quot;&gt;924501ae1&lt;/a&gt;&lt;a href=&quot;https://github.com/go-kit/kit/commit/91c</a>58cc7d6d770b0285fdd69949a23d817a57d13">.

* Get rid of external package and update exponential

* Add instancer backoff

* Fix old exponential name

* Add doc comment

* Fixup &amp; respond to review</a>

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