James Rodewig b814d10063
[DOCS] Document shard sizing guide (#61942) (#62957)
Revises the current 'How to avoid oversharding' docs to incorporate
information from our [shard sizing blog post][0].

Changes:

* Streamlines introduction
* Adds "Things to remember" section to describe how shards work
* Adds "Guidelines" section based on blog tips
* Creates a "Fix an oversharded cluster" section

[0]: https://www.elastic.co/blog/how-many-shards-should-i-have-in-my-elasticsearch-cluster
2020-09-28 09:57:39 -04:00
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2020-09-03 17:49:36 -04:00