VictoriaMetrics Observability Blog

Filter: Jesús Espino

PostgreSQL 19 interactive tour

An interactive tour of what’s new in PostgreSQL 19: property graph queries, REPACK, plan advice, temporal updates, and more, with short runnable SQL examples you can edit and run in the browser.

The Life of a Metric

Follow a single metric through its whole life inside VictoriaMetrics: born as a counter in your process, exported over the wire, given an identity and an inverted-index entry, written through an LSM tree, compressed into columnar blocks on disk, read back by a rate() query, downsampled as it ages, and finally deleted when retention runs out.

Go 1.27 interactive tour

An interactive tour of what’s new in Go 1.27: every notable language, runtime, and standard library change, with short runnable examples you can edit and run in the browser.