base on Karpenter is a Kubernetes Node Autoscaler built for flexibility, performance, and simplicity. [](https://github.com/aws/karpenter-core/actions/workflows/presubmit.yaml)   [](https://github.com/aws/karpenter-core/blob/main/LICENSE) [](https://goreportcard.com/report/github.com/aws/karpenter-core) [](https://coveralls.io/github/aws/karpenter-core?branch=main) [](https://github.com/aws/karpenter-core/issues) # Karpenter Karpenter improves the efficiency and cost of running workloads on Kubernetes clusters by: * **Watching** for pods that the Kubernetes scheduler has marked as unschedulable * **Evaluating** scheduling constraints (resource requests, nodeselectors, affinities, tolerations, and topology spread constraints) requested by the pods * **Provisioning** nodes that meet the requirements of the pods * **Removing** the nodes when the nodes are no longer needed ## Karpenter Implementations Karpenter is a multi-cloud project with implementations by the following cloud providers: - [AWS](https://github.com/aws/karpenter-provider-aws) - [Azure](https://github.com/Azure/karpenter-provider-azure) - [AlibabaCloud](https://github.com/cloudpilot-ai/karpenter-provider-alibabacloud) - [Cluster API](https://github.com/kubernetes-sigs/karpenter-provider-cluster-api) - [GCP](https://github.com/cloudpilot-ai/karpenter-provider-gcp) ## Community, discussion, contribution, and support If you have any questions or want to get the latest project news, you can connect with us in the following ways: - __Using and Deploying Karpenter?__ Reach out in the [#karpenter](https://kubernetes.slack.com/archives/C02SFFZSA2K) channel in the [Kubernetes slack](https://slack.k8s.io/) to ask questions about configuring or troubleshooting Karpenter. - __Contributing to or Developing with Karpenter?__ Join the [#karpenter-dev](https://kubernetes.slack.com/archives/C04JW2J5J5P) channel in the [Kubernetes slack](https://slack.k8s.io/) to ask in-depth questions about contribution or to get involved in design discussions. - Join our alternating working group meetings where we share the latest project updates, answer questions, and triage issues: - Bi-weekly meetings alternating between Mondays @ 9:00 PT ([convert to your timezone](http://www.thetimezoneconverter.com/?t=9:00&tz=Seattle)) and Thursdays @ 14:00 PT ([convert to your timezone](http://www.thetimezoneconverter.com/?t=14:00&tz=Seattle)) on [Zoom](https://zoom.us/j/95618088729) - the password is 77777. - Invites are managed through our [Calendar](https://calendar.google.com/calendar/u/0?cid=N3FmZGVvZjVoZWJkZjZpMnJrMmplZzVqYmtAZ3JvdXAuY2FsZW5kYXIuZ29vZ2xlLmNvbQ) - Add future questions or read past discussions in our [Working Group Log](https://docs.google.com/document/d/18BT0AIMugpNpiSPJNlcAL2rv69yAE6Z06gUVj7v_clg/edit?usp=sharing) Pull Requests and feedback on issues are very welcome! See the [issue tracker](https://github.com/aws/karpenter-core/issues) if you're unsure where to start, especially the [Good first issue](https://github.com/aws/karpenter-core/issues?q=is%3Aopen+is%3Aissue+label%3Agood-first-issue) and [Help wanted](https://github.com/aws/karpenter-core/issues?utf8=%E2%9C%93&q=is%3Aopen+is%3Aissue+label%3Ahelp-wanted) tags, and also feel free to reach out to discuss. See also our [contributor guide](CONTRIBUTING.md) and the Kubernetes [community page](https://kubernetes.io/community) for more details on how to get involved. ### Code of conduct Participation in the Kubernetes community is governed by the [Kubernetes Code of Conduct](code-of-conduct.md). ## Talks - 09/08/2022 [Workload Consolidation with Karpenter](https://youtu.be/BnksdJ3oOEs) - 05/19/2022 [Scaling K8s Nodes Without Breaking the Bank or Your Sanity](https://www.youtube.com/watch?v=UBb8wbfSc34) - 03/25/2022 [Karpenter @ AWS Community Day 2022](https://youtu.be/sxDtmzbNHwE?t=3931) - 12/20/2021 [How To Auto-Scale Kubernetes Clusters With Karpenter](https://youtu.be/C-2v7HT-uSA) - 11/30/2021 [Karpenter vs Kubernetes Cluster Autoscaler](https://youtu.be/3QsVRHVdOnM) - 11/19/2021 [Karpenter @ Container Day](https://youtu.be/qxWJRUF6JJc) - 05/14/2021 [Groupless Autoscaling with Karpenter @ Kubecon](https://www.youtube.com/watch?v=43g8uPohTgc) - 05/04/2021 [Karpenter @ Container Day](https://youtu.be/MZ-4HzOC_ac?t=7137) ", Assign "at most 3 tags" to the expected json: {"id":"5265","tags":[]} "only from the tags list I provide: [{"id":77,"name":"3d"},{"id":89,"name":"agent"},{"id":17,"name":"ai"},{"id":54,"name":"algorithm"},{"id":24,"name":"api"},{"id":44,"name":"authentication"},{"id":3,"name":"aws"},{"id":27,"name":"backend"},{"id":60,"name":"benchmark"},{"id":72,"name":"best-practices"},{"id":39,"name":"bitcoin"},{"id":37,"name":"blockchain"},{"id":1,"name":"blog"},{"id":45,"name":"bundler"},{"id":58,"name":"cache"},{"id":21,"name":"chat"},{"id":49,"name":"cicd"},{"id":4,"name":"cli"},{"id":64,"name":"cloud-native"},{"id":48,"name":"cms"},{"id":61,"name":"compiler"},{"id":68,"name":"containerization"},{"id":92,"name":"crm"},{"id":34,"name":"data"},{"id":47,"name":"database"},{"id":8,"name":"declarative-gui "},{"id":9,"name":"deploy-tool"},{"id":53,"name":"desktop-app"},{"id":6,"name":"dev-exp-lib"},{"id":59,"name":"dev-tool"},{"id":13,"name":"ecommerce"},{"id":26,"name":"editor"},{"id":66,"name":"emulator"},{"id":62,"name":"filesystem"},{"id":80,"name":"finance"},{"id":15,"name":"firmware"},{"id":73,"name":"for-fun"},{"id":2,"name":"framework"},{"id":11,"name":"frontend"},{"id":22,"name":"game"},{"id":81,"name":"game-engine "},{"id":23,"name":"graphql"},{"id":84,"name":"gui"},{"id":91,"name":"http"},{"id":5,"name":"http-client"},{"id":51,"name":"iac"},{"id":30,"name":"ide"},{"id":78,"name":"iot"},{"id":40,"name":"json"},{"id":83,"name":"julian"},{"id":38,"name":"k8s"},{"id":31,"name":"language"},{"id":10,"name":"learning-resource"},{"id":33,"name":"lib"},{"id":41,"name":"linter"},{"id":28,"name":"lms"},{"id":16,"name":"logging"},{"id":76,"name":"low-code"},{"id":90,"name":"message-queue"},{"id":42,"name":"mobile-app"},{"id":18,"name":"monitoring"},{"id":36,"name":"networking"},{"id":7,"name":"node-version"},{"id":55,"name":"nosql"},{"id":57,"name":"observability"},{"id":46,"name":"orm"},{"id":52,"name":"os"},{"id":14,"name":"parser"},{"id":74,"name":"react"},{"id":82,"name":"real-time"},{"id":56,"name":"robot"},{"id":65,"name":"runtime"},{"id":32,"name":"sdk"},{"id":71,"name":"search"},{"id":63,"name":"secrets"},{"id":25,"name":"security"},{"id":85,"name":"server"},{"id":86,"name":"serverless"},{"id":70,"name":"storage"},{"id":75,"name":"system-design"},{"id":79,"name":"terminal"},{"id":29,"name":"testing"},{"id":12,"name":"ui"},{"id":50,"name":"ux"},{"id":88,"name":"video"},{"id":20,"name":"web-app"},{"id":35,"name":"web-server"},{"id":43,"name":"webassembly"},{"id":69,"name":"workflow"},{"id":87,"name":"yaml"}]" returns me the "expected json"