EmbeddingGemma 2: an open, lightweight multimodal embedding model
deepmind.google·6d ago
AI Engineering
Lobsters·Jul 25·5 min read
Sending packets directly from BPF
TL;DR
Researchers are working on enabling BPF programs to send data directly to remote servers, eliminating the need for a user-space agent. This approach enhances security and efficiency in monitoring kernel activities.
✦ Why It Matters
Consider exploring direct communication methods for BPF programs to enhance your system's security and efficiency.
Key Takeaways
- Explore using netpoll for direct packet sending in BPF programs.
- Evaluate the impact of user-space agent failures on your monitoring tools.
- Stay updated on new patches for BPF that enhance functionality.
- Consider bandwidth management strategies when using netpoll.
How It Works
The new method leverages netpoll, which allows kernel code to send packets directly, bypassing the traditional networking stack. This is achieved by creating a netpoll context within the BPF program, enabling it to send UDP packets containing arbitrary data directly to a remote server.