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data compensation

2 articles · Page 1 of 1
samdeepthink
samdeepthink
Jul 14, 2026 · Backend Development

Thread‑Pool Outage Postmortem: Four Defense Layers to Prevent Data Loss

A July 13 incident revealed that sharing a single thread pool across order, refund, and status sync services caused queue saturation, task rejection, and data loss, prompting a four‑layer defense—pool isolation, CallerRunsPolicy with structured alerts, minute‑level DingTalk notifications, and a compensation tool—to ensure reliability and quick recovery.

Fault ToleranceMonitoringThread Pool
0 likes · 10 min read
Thread‑Pool Outage Postmortem: Four Defense Layers to Prevent Data Loss
Beijing SF i-TECH City Technology Team
Beijing SF i-TECH City Technology Team
Jun 18, 2024 · Databases

Design and Implementation of MySQL High Availability Using Orchestrator and DBProxy

This article presents a comprehensive design and implementation for achieving MySQL high availability by replacing the single‑master architecture with Orchestrator‑driven automatic failover, integrating DBProxy for transparent routing, and addressing topology changes and data compensation to ensure continuous, reliable service.

DBProxyDatabase ReplicationFailover
0 likes · 16 min read
Design and Implementation of MySQL High Availability Using Orchestrator and DBProxy