Tech Buzz Online

Learn how Kafka Connect moves data through source and sink connectors, how workers schedule tasks and track offsets, and how to configure data pipelines.

Learn how Linux blk-mq maps per-CPU software queues to hardware dispatch queues, merges and schedules requests, and how to inspect its behavior safely.

Learn how Apache Parquet stores columnar data in row groups, uses metadata and encoding to prune scans, and fits alongside Arrow and table formats.

Learn how Kubernetes API Priority and Fairness classifies requests, protects control-plane work, queues bursts, and helps operators diagnose throttling.

Learn how PostgreSQL WAL makes commits durable, how checkpoints limit crash-recovery work, and how archived logs support point-in-time recovery in practice.

Learn how Apache Flink checkpoint barriers create consistent snapshots, recover stateful jobs, and differ from savepoints, with practical configuration steps.

Learn how Linux AF_XDP moves packets between XDP programs and user space, how UMEM and rings work, and when copy or zero-copy modes make sense in practice.

Learn how etcd uses Raft to replicate cluster state, MVCC revisions to preserve history, and watches to stream changes, with health and recovery workflows.

Learn how ONNX Runtime execution providers partition graphs across CPUs, GPUs, and accelerators, and how to test model portability, fallback, and performance.

Learn how Apache Arrow stores columnar data in memory and how Flight RPC streams record batches between services, with PyArrow examples and trade-offs.

Understand how BGP EVPN distributes endpoint reachability for VXLAN fabrics, including route types, MAC mobility, multihoming, deployment, and troubleshooting.

Understand how P4 defines packet-processing pipelines and how P4Runtime programs them, including architecture, target limits, lab setup, and trade-offs.

Learn how Firedancer's Solana validator client divides work across tiles, improves client diversity, and handles snapshots, monitoring, and safe failover.

Learn how LSM-tree storage engines turn writes into sorted files, merge them through compaction, and trade write cost against read speed and storage use.

Learn how PowerShell DSC 3.0 models state, tests and applies configurations across platforms, and differs from legacy DSC and its Local Configuration Manager.