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Linux Networking Receiving Data

High-volume network traffic doesn’t just slow systems down — it exposes their weakest internal limits. This video breaks down the critical failure points that surface when traffic saturation overwhelms modern network infrastructure. We explore how extreme packet rates can exhaust CPU interrupt handling, overflow network interface card buffers, and silently drop data before it ever reaches application logic. Beyond raw volume, the discussion highlights how deliberately crafted traffic can exploit internal mechanisms — from hash table collision amplification to ephemeral port exhaustion — triggering disproportionate processor load and blocking outbound communication entirely. These scenarios reveal an important reality: network resilience is not only about connection limits or bandwidth. True stability depends on safeguarding hardware resources and internal processing paths that are often overlooked. This breakdown provides a clear, technical perspective on the layered bottlenecks that define advanced saturation events — and why traditional defenses frequently fall short. Concise. Technical. Essential for engineers and system architects.