Understanding RAID: Consistency Checks, Hot Spare, Reconstruction, and Performance Strategies

This article provides a comprehensive technical overview of RAID storage systems, covering fault tolerance concepts, consistency verification, hot spare and emergency backup mechanisms, reconstruction processes, read/write policies, power protection, disk striping, mirroring, external configurations, energy-saving features, and JBOD support, while explaining their practical implications and configuration guidelines.

Data ProtectionJBODRAID

0 likes · 17 min read

Understanding RAID: Consistency Checks, Hot Spare, Reconstruction, and Performance Strategies

Ctrip Technology

Sep 23, 2016 · Backend Development

Reconstructing Ctrip's Payment Engine: Architecture, Services, and Operational Practices

This article presents Hong Guangming's detailed overview of Ctrip's payment engine reconstruction, covering the legacy system's challenges, the new split‑service architecture, channel‑specific services, settlement reconciliation, and the multi‑layered strategies employed to achieve high availability and operational stability.

BackendCtripOperations

0 likes · 5 min read

Reconstructing Ctrip's Payment Engine: Architecture, Services, and Operational Practices

Qunar Tech Salon

Aug 26, 2016 · Backend Development

Reconstructing Ctrip's Payment Engine: Architecture, Design, and Operational Practices

This presentation details Ctrip's payment engine reconstruction, describing the limitations of the legacy system, the new service‑oriented architecture separating payment planning and execution, channel‑specific services, the reconciliation system, and the operational measures taken to achieve high payment availability.

CtripOperationsSystem Architecture

0 likes · 5 min read

Reconstructing Ctrip's Payment Engine: Architecture, Design, and Operational Practices