Updated with more details (11/3/2015) Hi, according to this post by Eric Gaumer, dated two years ago , to increase CPU utilization one needs to increase the number of shards. I wonder if it is now possible to use all 32 cores on an AWS c3.8xlarge for indexing while keeping only one shard per node. …

Increase CPU utilization without increasing shard count

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Increase CPU utilization without increasing shard count