1= Elasticsearch 2 3Elasticsearch is the distributed, RESTful search and analytics engine at the 4heart of the https://www.elastic.co/products[Elastic Stack]. You can use 5Elasticsearch to store, search, and manage data for: 6 7* Logs 8* Metrics 9* A search backend 10* Application monitoring 11* Endpoint security 12 13\... and more! 14 15To learn more about Elasticsearch's features and capabilities, see our 16https://www.elastic.co/products/elasticsearch[product page]. 17 18[[get-started]] 19== Get started 20 21The simplest way to set up Elasticsearch is to create a managed deployment with 22https://www.elastic.co/cloud/as-a-service[Elasticsearch Service on Elastic 23Cloud]. 24 25If you prefer to install and manage Elasticsearch yourself, you can download 26the latest version from 27https://www.elastic.co/downloads/elasticsearch[elastic.co/downloads/elasticsearch]. 28 29For more installation options, see the 30https://www.elastic.co/guide/en/elasticsearch/reference/current/install-elasticsearch.html[Elasticsearch installation 31documentation]. 32 33[[upgrade]] 34== Upgrade 35 36To upgrade from an earlier version of Elasticsearch, see the 37https://www.elastic.co/guide/en/elasticsearch/reference/current/setup-upgrade.html[Elasticsearch upgrade 38documentation]. 39 40[[build-source]] 41== Build from source 42 43Elasticsearch uses https://gradle.org[Gradle] for its build system. 44 45To build a distribution for your local OS and print its output location upon 46completion, run: 47---- 48./gradlew localDistro 49---- 50 51To build a distribution for another platform, run the related command: 52---- 53./gradlew :distribution:archives:linux-tar:assemble 54./gradlew :distribution:archives:darwin-tar:assemble 55./gradlew :distribution:archives:windows-zip:assemble 56---- 57 58To build distributions for all supported platforms, run: 59---- 60./gradlew assemble 61---- 62 63Distributions are output to `distributions/archives`. 64 65To run the test suite, see xref:TESTING.asciidoc[TESTING]. 66 67[[docs]] 68== Documentation 69 70For the complete Elasticsearch documentation visit 71https://www.elastic.co/guide/en/elasticsearch/reference/current/index.html[elastic.co]. 72 73For information about our documentation processes, see the 74xref:docs/README.asciidoc[docs README]. 75 76[[contribute]] 77== Contribute 78 79For contribution guidelines, see xref:CONTRIBUTING.md[CONTRIBUTING]. 80 81[[questions]] 82== Questions? Problems? Suggestions? 83 84* To report a bug or request a feature, create a 85https://github.com/elastic/elasticsearch/issues/new/choose[GitHub Issue]. Please 86ensure someone else hasn't created an issue for the same topic. 87 88* Need help using Elasticsearch? Reach out on the 89https://discuss.elastic.co[Elastic Forum] or https://ela.st/slack[Slack]. A 90fellow community member or Elastic engineer will be happy to help you out. 91