云计算DevOps

KVM虚拟化深度实战:从VMCS/EPT到嵌套虚拟化生产部署

从硬件辅助虚拟化(Intel VMX/AMD SVM)的底层机制出发,深入剖析VMCS状态管理、EPT二级地址转换、VPID TLB优化、Posted Interrupt中断注入、vCPU调度、VMX Preemption Timer,以及嵌套虚拟化Shadow VMCS和VFIO设备直通的生产级部署实践。

eBPF Networking Deep Dive: From XDP Packet Processing to TCP Tracing and Production Deployment

Comprehensive deep-dive into eBPF networking internals: XDP packet processing at driver level, Traffic Control subsystem, socket-level tracing with kprobes, TCP state machine and retransmission analysis, DNS query monitoring, network latency distribution and throughput measurement, production deployment guide with kernel configuration, containerized environments, and performance optimization strategies.