News | SYLEN

Distributed SystemsJul 8, 2026

Cloudflare Details Meerkat: A WAN-Optimized Consensus Service Powered by QuePaxa

Cloudflare has unveiled Meerkat, an experimental, internal consensus service designed to replace Raft-based systems for global control-plane state management across more than 330 data centers. Utilizing the QuePaxa consensus algorithm, Meerkat enables concurrent writes across all replicas and eliminates leader-election timeouts to maintain availability during WAN partition events.

Distributed SystemsJul 2, 2026

Co-Locating Workflow Engines with Application Data in Postgres to Eliminate Distributed State Failures

Integrating workflow metadata and application state within a single PostgreSQL database allows system engineers to execute engine checkpoints and operational writes inside a unified ACID transaction. This architecture guarantees exactly-once execution semantics and simplifies atomic multi-system updates without the operational overhead of separate polling infrastructure.