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Docker night mare apprunner

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How to run a docker image and go inside the image

docker run —entrypoint bash -it —rm -p 3000:3000 -e SECRET_KEY_BASE=“811d03538c1a38ac7b08190d4b2d00d259079ac4be143f0632bcb11d1395c3406b9f9de14b84fd034def829eac69fe4f4599221d1c413f8bf2bc2360922a0f4b” craftos

https://stackoverflow.com/questions/67361936/exec-user-process-caused-exec-format-error-in-aws-fargate-service

Buildx is an extended build command for Docker that provides enhanced building capabilities beyond the traditional docker build command. Here’s a comprehensive overview:

What is Docker Buildx?

Buildx is a Docker CLI plugin that extends the build capabilities of Docker, providing several key improvements:

  1. Multi-Architecture Support
  • Allows building Docker images for multiple architectures from a single command
  • Enables creating images that can run on different platforms (e.g., linux/amd64, linux/arm64, windows/amd64)
  • Solves cross-platform compatibility issues
  1. Key Features
  • Create multi-arch images
  • Build for different CPU architectures
  • Improved caching mechanisms
  • Advanced build outputs
  • Support for more complex build scenarios

Basic Usage Examples

# Create a builder instance with multi-arch support
docker buildx create --name multiarch --driver docker-container
 
# Use the new builder
docker buildx use multiarch
 
# Build for multiple architectures
docker buildx build \
  --platform linux/amd64,linux/arm64 \
  -t your-image:tag \
  --push \
  .

Practical Benefits

  • Solve compatibility issues (like your current ARM64 vs AMD64 problem)
  • Create universal images that work across different systems
  • Simplify cross-platform development and deployment

Would you like me to elaborate on any specific aspect of Buildx?

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