New features and improvements to execution traces from the last year.

We’re building an open source alternative to AWS. For IPv4 assignment and firewall rules, we use Linux’s Netfilter / Nftables. This subsystem provides a powerful way to handle packets addressed to the host. We recently came across flowtables - a network acceleration feature in the Linux kernel that works like a routing cache. When we introduced flowtables into our stack, it reduced network latencies by 7.5%.

eBPF Documentary

Are database benchmarks still relevant ? Let's understand why it's a poor way to choose a database.

Grafana Beyla 1.2 offers improved Kubernetes support, including the ability to decorate metrics and traces with the metadata of Kubernetes pods and nodes.

This month’s PGSQL Phriday #015 topic is about UUIDs, hosted by Lætitia Avrot. Lætitia has called for a debate. No, no, no. I say let’s have an all-out war. A benchmark war. I have deci…

Benchmarks for JDK HTTP Server running on Java 21 with Virtual Threads - GitHub - ebarlas/java-httpserver-vthreads: Benchmarks for JDK HTTP Server running on Java 21 with Virtual Threads

Calculate the optimal size for your bloom filter, see how many items a given filter can hold, or just admire the curvy graphs. Also borrow my MIT licensed Javascript for your own programs.