data
Choosing an Event Mechanism for a Data Platform
Choose event delivery by semantics, not product names. Compare SSE, PostgreSQL, RabbitMQ, Kafka, Pulsar and AutoMQ by durability, replay and failure behavior.
data
Which Message Broker for IoT and Real-Time Control
Choose a message broker for real-time IoT control: start from the latency budget, test ack mode and packet loss, and when to skip the broker for UDP.
ceph
Choosing the Right Storage Backend for Kubernetes PVCs
Four open source Kubernetes PVC backends compared: Ceph RBD, OpenEBS Local PV ZFS, Mayastor and DRBD with LINSTOR. Whether the application already replicates decides the choice; Ceph RBD brings snapshots and backups, but its multi-site mirroring is not production-ready, unlike Ceph RGW multi-site.