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Category: Kubernetes & Container

[K8S] Windows pod disk size is insufficient.

Posted on November 20, 2025November 20, 2025 By nim No Comments on [K8S] Windows pod disk size is insufficient.
[K8S] Windows pod disk size is insufficient.

Nguyên nhân khiến pod Windows của bạn báo cáo kích thước ổ đĩa nhỏ (thường là 20GB) bất kể kích thước ổ đĩa thực tế của nút—là do cách Windows xử lý hệ thống tệp vùng chứa The Key Difference Feature Linux Pods Windows Pods Root Filesystem OverlayFS (Shared) Virtual Disk (Isolated) Disk Visibility Usually…

Read More “[K8S] Windows pod disk size is insufficient.” »

AWS - Amazon Web Service, Kubernetes, Pod

[Istio] Custom Authorization with Istio

Posted on October 19, 2025October 19, 2025 By nim No Comments on [Istio] Custom Authorization with Istio
[Istio] Custom Authorization with Istio

Tôi sẽ cung cấp cho bạn AuthorizationPolicy tối thiểu cần thiết để gọi nhà cung cấp của bạn, cùng với các biến thể phạm vi tùy chọn và một ghi chú để sửa máy chủ dịch vụ của nhà cung cấp. Use the custom provider in an AuthorizationPolicy Important: fix provider “service” host If the…

Read More “[Istio] Custom Authorization with Istio” »

Golang, Kubernetes & Container

[Ingress-Nginx] How to configure basic authentication for a website using Ingress Nginx.

Posted on August 11, 2025January 21, 2026 By nim No Comments on [Ingress-Nginx] How to configure basic authentication for a website using Ingress Nginx.
[Ingress-Nginx] How to configure basic authentication for a website using Ingress Nginx.

Nếu website của bạn đang public ra internet và bạn cần tạo cho nó 1 password đơn giản và không cần edit Fontend thì có thể làm cách sau: Bạn dùng câu lệnh này để tạo ra 1 file auth: Sau khi bạn gõ xong nó sẽ tạo ra 1 file auth: Khúc này khá…

Read More “[Ingress-Nginx] How to configure basic authentication for a website using Ingress Nginx.” »

Ingress

[ORAS] How to Easily and Effectively Upload Files to Docker Registry with ORAS

Posted on July 31, 2025July 31, 2025 By nim No Comments on [ORAS] How to Easily and Effectively Upload Files to Docker Registry with ORAS
[ORAS] How to Easily and Effectively Upload Files to Docker Registry with ORAS

Bọn mình sau khi thắc mắc có thể đẩy 1 file bất kỳ lên Docker registry không thì bạn Minh đã tìm ra 1 tool để làm việc này.info của bạn: https://github.com/HaPhanBaoMinh ORAS (OCI Registry As Storage) is an open-source tool that makes it easy to upload any file—not just container images—to OCI-compliant registries like…

Read More “[ORAS] How to Easily and Effectively Upload Files to Docker Registry with ORAS” »

Docker

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, 2025September 3, 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…

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AWS - Amazon Web Service, Kubernetes

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