InstaWebhook

Blog tag

kernel-user context switches

Articles tagged kernel-user context switches.

By InstaWebhook TeamWebhook Reliability

Memory-Mapped Webhook Buffers: Using `mmap` and Ring Buffers to Cut Kernel-User Crossings at 500k RPS

Memory-Mapped Webhook Buffers: Using `mmap` and Ring Buffers to Cut Kernel-User Crossings at 500k RPS

Discover how to scale webhook ingestion to 500k RPS by using mmap and lock-free ring buffers to bypass expensive kernel-user context switches.

500k rps architecturehigh-performance ingresshigh throughput webhook ingressio_uring alternativekernel-user context switcheslinux kernel mmaplock-free ring buffersmemory-mapped webhook buffersmmap ring buffersring buffer architecturesystem programming optimizationzero-copy webhooks