Performance — Things Worth SharingBài viết gắn tag Performance.https://cloudsecop.net/eBPF metrics cho production — Cloudflare's ebpf_exporter patternhttps://cloudsecop.net/blog/ebpf-exporter-cloudflare-pattern/https://cloudsecop.net/blog/ebpf-exporter-cloudflare-pattern/ebpf_exporter expose kernel metrics qua Prometheus, không cần sidecar. So sánh CloudWatch agent và Datadog kernel module. Pattern Cloudflare dùng cho hàng ngàn host.Fri, 15 Aug 2025 00:00:00 GMTCloudflareObservabilityLinuxPrometheusPerformanceKhaVanlol-html: streaming HTML rewriter trên Workers — 3 production patternshttps://cloudsecop.net/blog/lol-html-streaming-rewriter/https://cloudsecop.net/blog/lol-html-streaming-rewriter/CSS-selector streaming HTML rewriter trên Cloudflare Workers. 3 pattern production: CSP nonce per request, rewrite analytics URL, A/B variant inject.Wed, 09 Apr 2025 00:00:00 GMTCloudflareWorkersCloudflare DeveloperPerformanceEdgeKhaVanPingora vs AWS ALB/NLB — khi nào self-host reverse proxy thắnghttps://cloudsecop.net/blog/pingora-vs-aws-alb-nlb/https://cloudsecop.net/blog/pingora-vs-aws-alb-nlb/Pingora xử lý 40M+ req/sec ở Cloudflare. Khi nào self-host bằng pingora-core/pingora-proxy thắng AWS ALB $20/tháng + LCU và NLB managed.Tue, 04 Feb 2025 00:00:00 GMTCloudflareNetworkingRustAWSPerformanceKhaVan