slight clarification

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Glen Smith 2016-07-07 20:46:18 -04:00 committed by GitHub
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== Shrink Index
The shrink index API allows you to shrink an existing index into a new index
with fewer primary shards. The number of primary shards in the target index
must be a factor of the shards in the source index. For example an index with
with fewer primary shards. The requested number of primary shards in the target index
must be a factor of the number of shards in the source index. For example an index with
`8` primary shards can be shrunk into `4`, `2` or `1` primary shards or an index
with `15` primary shards can be shrunk into `5`, `3` or `1`. If the number
of shards in the index is a prime number it can only be shrunk into a single