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Cache Refresh

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Code Ape Tech Column

Feb 28, 2023 · Cloud Native

Refreshing Spring Cloud Gateway Route Cache on Service Instance Changes Using Nacos Events

The article explains why Spring Cloud Gateway may still call a downed service due to a stale CachingRouteLocator cache, and demonstrates how to listen to Nacos InstancesChangeEvent to evict the cache so the gateway always uses the latest service list.

Cache RefreshCachingRouteLocatorNacos

0 likes · 6 min read

Refreshing Spring Cloud Gateway Route Cache on Service Instance Changes Using Nacos Events

Qunar Tech Salon

May 4, 2016 · Backend Development

Proactive Cache Refresh Strategies for Memcached to Prevent Cache Stampede

This article examines various techniques for proactively refreshing Memcached entries before they expire, including dual‑key schemes, timestamp‑based checks, and lock‑based updates, and presents a preferred Java implementation that minimizes cache‑stampede and reduces memory overhead.

Cache InvalidationCache RefreshJava

0 likes · 7 min read

Proactive Cache Refresh Strategies for Memcached to Prevent Cache Stampede