# Quantum Kubernetes Service


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QKS는 오픈소스 Kubernetes와 필수 인프라를 통합한 플랫폼으로,  
고객의 서비스를 온프레미스 환경에서 안정적으로 운영할 수 있도록 설계되었습니다.  
또한, 외부 네트워크와 단절된 에어갭(Air-gapped) 환경에서도 최적의 배포를 지원합니다.
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```{button-ref} start/index
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Get Started
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Kubernetes
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- k8s version: 1.27~1.30 
- Ubuntu-based OS (20.04, 22.04)
- Redhat-based OS (8.x, 9.x)
- CRI: containerd / CRI-O
- CNI: caliclo / flannel / clilium / multus
- CSI: NFS / ceph RBD / cephfs(rook-ceph,cephadm)
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IaaS
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- S/W LoadBalancer
  - L4: haproxy / vip manager
  - L7: nginx / istio
- QKS Repo for Air-gapped Envs
- Nexus
- GPU Accelerator
- CSI for Ceph, NFS
- Logging: EFK Stack, Loki Stack
- Monitoring: Prometheus, Grafana

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PaaS
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- RDBMS: MySQL, MariaDB, PostgreSQL
- NoSQL DB: Elasticsearch, MongoDB, Couchbase, Cassandra 
- Message Brokers: RabbitMQ, Kafka
- Caching tool: Redis
- CI/CD Tools: GitLab, Harbor, ArgoCD

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:::{grid-item-card} {octicon}`download` Install
:link: start/install
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:::{grid-item-card} {octicon}`gear` Configuration
:link: settings/settings-k8s
:link-type: doc

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:::{grid-item-card} {octicon}`question` FAQ
:link: faq/kubernetes
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    <a href="https://kubernetes.io/partners/#kcsp" target="_blank">
      <img src="_static/kubernetes-kcsp-color.png" alt="Image Description" style="max-width: 90px; margin-left: 12px;">
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  <div class="small-text" style="flex: 1; margin-left: 20px; margin-top: 25px;">
    QUANTUM C&S는 Kubernetes 인증 공식 서비스 제공자(KCSP)로서,<br>
    오픈소스 Kubernetes 환경에서 최고 수준의 기술력과 안정성을 제공합니다.<br>
    우리는 고객의 클라우드 네이티브 여정을 지원하며, 최적의 인프라 솔루션을 통해<br>
    모든 규모의 비즈니스에 적합한 맞춤형 Kubernetes 서비스를 제공합니다.<br>
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