Hasty Briefsbeta

Firecracker: Secure and fast microVMs for serverless computing

12 days ago
  • #virtualization
  • #serverless
  • #containers
  • Firecracker is an open-source virtualization technology for secure, multi-tenant container and function-based services.
  • It uses lightweight microVMs combining hardware virtualization security with container speed.
  • Firecracker's minimalist design reduces memory footprint and attack surface, improving security and efficiency.
  • Developed by AWS, it powers services like AWS Lambda and AWS Fargate.
  • Firecracker can be built from source or downloaded as binaries.
  • It includes a VMM using KVM and supports features like demand fault paging and CPU oversubscription.
  • Firecracker's API allows configuration of vCPUs, memory, network interfaces, disks, and more.
  • Security is a top priority, with private disclosure encouraged for vulnerabilities.
  • Community engagement is possible via Slack, GitHub issues, and email.