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Category: Kubernetes & Container

Deploying Web-Based File Managers: File Browser and KubeFileBrowser with Docker and Kubernetes

Posted on June 3, 2025June 3, 2025 By nim No Comments on Deploying Web-Based File Managers: File Browser and KubeFileBrowser with Docker and Kubernetes
Deploying Web-Based File Managers: File Browser and KubeFileBrowser with Docker and Kubernetes

1. File Browser 2. KubeFileBrowser

Docker, Kubernetes

[Azure/Event Hub/Kafka] Using Event Hub instead of Kafka on the Azure Cloud.

Posted on May 22, 2025May 22, 2025 By nim No Comments on [Azure/Event Hub/Kafka] Using Event Hub instead of Kafka on the Azure Cloud.
[Azure/Event Hub/Kafka] Using Event Hub instead of Kafka on the Azure Cloud.

Đâu tiên nếu chúng ta chưa đăng ký sử dụng Event Hub sẽ bị lỗi trên.Chúng ta sẽ thực hiện đăng ký như sau: Bạn tìm đến eventhub click vào: Tiếp theo thì bạn sẽ chọn Subscription và Resource groupNamespace name nó là tên của event-hub rồi chọn region Pricing tier: chúng ta có rất…

Read More “[Azure/Event Hub/Kafka] Using Event Hub instead of Kafka on the Azure Cloud.” »

Azure Cloud, Kafka

[Harbor/Azure] Log in to Harbor with Azure.

Posted on March 26, 2025March 26, 2025 By nim No Comments on [Harbor/Azure] Log in to Harbor with Azure.
[Harbor/Azure] Log in to Harbor with Azure.

Bạn cần tạo 1 secret trên k8sKey là: CONFIG_OVERWRITE_JSONvalue như sau: Trong value helm bạn thêm như sau: và đây là thông tin helm chart:

Docker

[K8s/ActiveMQ] Install ActiveMQ in K8s

Posted on March 26, 2025March 26, 2025 By nim No Comments on [K8s/ActiveMQ] Install ActiveMQ in K8s
[K8s/ActiveMQ] Install ActiveMQ in K8s

Install ActiveMQ Artemis on Kubernetes. Bạn tham khảo helm chart sau:https://artifacthub.io/packages/helm/activemq-helm-chart/active-mq Add repository Install chart Edit Heap Size in ActiveMQ Container https://activemq.apache.org/components/artemis/documentation/latest/perf-tuning.html?q=#tuning-the-vm When Artemis is under heavy load, it creates and destroys many objects quickly. Without enough memory, this leads to frequent garbage collection, causing pauses and performance degradation. Proper memory settings ensure smooth operation even during peak loads….

Read More “[K8s/ActiveMQ] Install ActiveMQ in K8s” »

Kubernetes

[Helm/Golang] Install Helm chart on Kubernetes using Go.

Posted on March 13, 2025March 13, 2025 By nim No Comments on [Helm/Golang] Install Helm chart on Kubernetes using Go.
[Helm/Golang] Install Helm chart on Kubernetes using Go.

Basic level Bình thường khi bạn sự dụng helm command để có thể install Keda hoặc là Argocd lên k8s bằng helm chart.Giờ nếu bạn cần code 1 tool bằng golang để làm luôn chuyển đó thì như thể nào nhỉ? Bạn có thể thao khảo các lệnh sau:https://github.com/helm/helm-www/tree/main/sdkexamples Chúng ta sẽ cúng tìm hiểu…

Read More “[Helm/Golang] Install Helm chart on Kubernetes using Go.” »

Golang, Helm Chart

EKS Crossplane

Posted on March 10, 2025March 10, 2025 By nim No Comments on EKS Crossplane
EKS Crossplane

Creator: https://github.com/trungvo11 Crossplane is an open-source project in the Cloud Native Computing Foundation (CNCF) that transforms your Kubernetes cluster into a universal control plane. It enables platform teams to assemble infrastructure from multiple vendors and expose higher-level self-service APIs for application teams to consume, without writing any code. Crossplane extends your Kubernetes cluster to support…

Read More “EKS Crossplane” »

AWS - Amazon Web Service, Kubernetes

[Golang / EKS] Accessing AWS EKS with Go: A Comprehensive Guide to Interacting with Kubernetes APIs

Posted on March 7, 2025March 7, 2025 By nim No Comments on [Golang / EKS] Accessing AWS EKS with Go: A Comprehensive Guide to Interacting with Kubernetes APIs
[Golang / EKS] Accessing AWS EKS with Go: A Comprehensive Guide to Interacting with Kubernetes APIs

Mình đang câng viết 1 tool golang và sẽ access vào EKS để call tiếp các API của K8S Chúng ta đi sơ qua 1 chút về Đây là kubeconfig mà bạn hay sử dụng để access vào eks cluster. Bạn có thể thấy khi access vào eks cluster thì kubeclt sẽ cần gõ một…

Read More “[Golang / EKS] Accessing AWS EKS with Go: A Comprehensive Guide to Interacting with Kubernetes APIs” »

AWS - Amazon Web Service, Golang, Kubernetes

[CoreDNS] How to improve the Coredns performance.

Posted on February 4, 2025February 24, 2025 By nim No Comments on [CoreDNS] How to improve the Coredns performance.
[CoreDNS] How to improve the Coredns performance.

NodeLocal DNSCache NodeLocal DNSCache enhances Kubernetes cluster DNS performance by deploying a DNS caching agent on each node as a DaemonSet. This setup allows Pods to query a local DNS cache on the same node, reducing latency and avoiding potential bottlenecks associated with centralized DNS services. PILLAR__DNS__DOMAIN  is “cluster.local” by default.PILLAR__LOCAL__DNS is the local listen IP…

Read More “[CoreDNS] How to improve the Coredns performance.” »

AWS - Amazon Web Service, Kubernetes

[Cilium] Cilium Pods crash when upgraded to K8S 1.30

Posted on January 16, 2025January 16, 2025 By nim No Comments on [Cilium] Cilium Pods crash when upgraded to K8S 1.30
[Cilium] Cilium Pods crash when upgraded to K8S 1.30

Khi Upgrade K8s lên 1.30 khả năng cao bạn sẽ gặp lỗi nàyCilium pod crashes cause the mount-group container to constantly restart. trong log có nhả 1 lỗi: Nếu bạn sử dụng helm để install cilium thì add thêm pod annotations: Nó sẽ add thêm SecurityContext: add thêm annotations: Refer to:https://hackmd.io/@7vxmAdNPTmmlYGSRMuvbmw/H1cxr_yGkg

Kubernetes

[Rancher/API] Edit k8s resources using the Rancher API.

Posted on December 3, 2024December 3, 2024 By nim No Comments on [Rancher/API] Edit k8s resources using the Rancher API.
[Rancher/API] Edit k8s resources using the Rancher API.

Rancher UI sẽ là 1 công cụ đắc lực để giúp anh em có thể quản lý K8s clusters một cách dễ dàng.Bạn có cũng có thể hướng dẫn nhiều anh em dev sử dụng Rancher. Bên cạnh đó bạn cũng có thể tạo Platform dành riêng cho devOps thông quá các APIs của Rancher….

Read More “[Rancher/API] Edit k8s resources using the Rancher API.” »

Kubernetes, Laravel

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