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How a 20mb data-set brought down a 14gb ElasticSearch cluster

architecture data debugging elasticsearch performance

Frank De Jonge, member of the PHP League and author/maintainer of Flysystem, was facing a world of pain with ElasticSearch. Luckily the story has an happy ending. Read all about his journey on his blog.

For a client project we are using ElasticSearch (ES) as one of our read-models. The use-case was pretty straight forward and the amount of data was super small. However, our problems were pretty big. It got to a point where we had to reboot our cluster periodically to prevent it from crashing. So, what was going on? Let's dig in.

https://blog.frankdejonge.nl/how-a-20mb-data-set-brought-down-a-14gb-elasticsearch-cluster/

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