We at CloudAlly heavily using ElasticSearch to allow free text search across data. This is mission critical component in our landscape and being able to react almost in real-time to any issues happened to the ElasticSearch clusters and monitor those clusters performance in the near to real-time allows us to provide better service to our customers and one of the key factors of customers expectations.

And Heili is allowing us to do that, we can easily monitor our large ElasticSearch clusters, response proactively and very fast when it's needed. It's not only sends us real-time alerts , it's also has very reach user interface that allows to monitor almost each aspect of the ElasticSearch clusters.

- Slava Gorelik, VP R&D @ CloudAlly