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Multi-node, highly available Kubernetes with MicroK8s
To create a cluster out of two or more already-running MicroK8s instances, use the microk8s add-n...
Install MicroK8s on Linux
MicroK8s installs a single node, CNCF-certified Kubernetes cluster in seconds. MicroK8s is a ligh...
Installation Using Kubeadm for a Single-Node Kubernetes Cluster
Kubeadm is a tool provided by Kubernetes to create and manage clusters. You can use Kubeadm to se...
Installation
Docker Compose services: db: image: postgres:15 container_name: mastodon_db environ...
System Installation
After all requirement passed, follow these steps: Click Next. Read the License Agreement and cli...
Create Database
Click Databases. Click MySQL. Click Add DB. Input database info: DB Name: db_ossn Username: db...
Requirement
You will see this page if your installation is succeeded. You need to fix unavailable things that...
Source Installation
Preparation Add subdomain for your site on your zone management. Create a new site on Website on...
Installation
I use DigitalOcean on this demo. Click Access On Droplet Console, click Launch Droplet Console....
Queries to Check System
Check database version: SELECT * FROM v$version; Check directories: SELECT file_name, tablespace...
Configure Docker
networks: learning: driver: bridge services: bookstack: image: lscr.io/linuxserver/b...
Activate RabbitMQ Web Console from Kubernetes Pod
Enter the pod by this command. kubectl exec -ti -n <namespace> <pod-name> -- /bin/bash Check the...
Activate RabbitMQ Web Console
Run this command in RabbitMQ's container. rabbitmq-plugins enable rabbitmq_management Open http:...
Persistent Volume Claim
kubectl get pvc -n loki export-0-loki-minio-0 -o yaml > export-0-loki-minio-0.yaml kubectl apply ...
Data Mover from Splitted Disk
apiVersion: apps/v1 kind: StatefulSet metadata: name: data-mover namespace: loki spec: serv...
Export Log Index Data from MinIO
Download mc: wget https://dl.min.io/client/mc/release/linux-amd64/mc chmod +x mc sudo mv mc /usr/...
Restore Log Data from AWS S3 into Loki
Docker Compose version: '3.8' services: s3-downloader: build: . volumes: - ./logs...
Promtail Restore Log Data Into Loki
server: http_listen_port: 9080 grpc_listen_port: 0 clients: - url: http://loki:3100/loki/ap...
Error Debugging
Kubernetes Command Not Found 2024-11-22 06:00:02 - Script execution started. /data/scripts/log_cl...
Fluent-Bit Generate Log When Log is Written
Docker Compose ... fluent-bit: build: context: ./fluent-bit volumes: - ./f...