Archive - Podo Stack

Higress: the Ingress controller that became an AI gateway

Envoy and Istio underneath, Wasm plugins instead of Lua, and a pivot to MCP hosting that happened in about a year

2 hrs ago • Ilia Gusev

Issue #027 - Parca, Popeye, Trivy vs Snyk, and the guide nobody reads

eBPF profiling with no code changes, a cluster that gets a letter grade, a scanner against a platform, and hardening advice written by a spy agency

Jul 21 • Ilia Gusev

OpenFeature: swap your feature-flag vendor in one line

Evaluation API, providers, hooks, LaunchDarkly migration, CNCF incubating spec

Jul 17 • Ilia Gusev

Gateway API request mirroring: a shadow copy of prod traffic

HTTPRoute RequestMirror filter, fire-and-forget copies, idempotency traps, fraction-based sampling

Jul 15 • Ilia Gusev

Issue #026 - Timoni, Dolt, OpenBao, and the account that should never log in

CUE-typed Kubernetes packages, Prolly Trees, the MPL fork of Vault, zero-usage emergency accounts

Jul 14 • Ilia Gusev

Postgres statistics: why the planner picks the wrong index

pg_statistic, ANALYZE, default_statistics_target, extended statistics, autovacuum

Jul 10 • Ilia Gusev

Redis memory: why 16 GB of data needs 32 GB of RAM

Fragmentation, RSS, jemalloc, eviction, fork overhead

Jul 8 • Ilia Gusev

Issue #025 - Four ways to put secrets in Git: three are wrong for you

SOPS and age, Sealed Secrets, External Secrets Operator, Vault and OpenBao, threat models

Jul 7 • Ilia Gusev

Iceberg vs Delta vs Hudi: the table-format war is over

Open table formats, metadata layers, snapshots, REST catalogs, interop

Jul 3 • Ilia Gusev

kube-apiserver watch cache: the layer that saves etcd

LIST-WATCH, resourceVersion, bookmarks, relist storms, consistent reads

Jul 1 • Ilia Gusev

June 2026

Issue #024 - eBPF reads your TLS traffic without the private key

SSL_read uprobes, Go crypto/tls offsets, Pixie vs Beyla vs eCapture, kTLS, the threat model

Jun 30 • Ilia Gusev

Postgres partitioning: the pruning that doesn't happen

Declarative partitioning, partition pruning, partition-wise joins, Citus, sharding

Jun 26 • Ilia Gusev

#nojs-banner { position: fixed; bottom: 0; left: 0; padding: 16px 16px 16px 32px; width: 100%; box-sizing: border-box; background: red; color: white; font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"; font-size: 13px; line-height: 13px; } #nojs-banner a { color: inherit; text-decoration: underline; } This site requires JavaScript to run correctly. Please turn on JavaScript or unblock scripts