Remove shards per gb of heap guidance (#86223) #88164
Merged
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This guidance does not apply any longer.
The overhead per shard has been significantly reduced in recent versions
and removed rule of thumb will be too pessimistic in many if not
most cases and might be too optimistic in other specific ones.
=> Replace guidance with rule of thumb per field count on data nodes and
rule of thumb by index count (which is far more relevant nowadays than
shards) for master nodes.
relates #77466
Co-authored-by: David Turner [email protected]
Co-authored-by: Henning Andersen [email protected]
backport of #86223