We have an index that is divided in 10 primary shards (with 1 replica per shard, so we have 20 in total). I expected the shards to have roughly the same size, so I plotted a histogram with them: [image] There are 3 shards that have very different sizes, looking closer I noticed the 3 of them were…

Shard size is different between primary and replica

DavidTurner (David Turner) September 28, 2018, 8:45pm 2

It's possible you are affected by https://github.com/elastic/elasticsearch/pull/30244 which was fixed in 6.3.0. Can you upgrade to at least this version?

1 Like

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