Boost Image Delivery Speed with Bolt: A Fast Real-Time Image Resizing Server

Bolt is a high‑performance real‑time image cropping and compression server that processes each image only once, uses an LRU cache to limit memory, and offers flexible command‑line options for installation, usage, and scaling on CPU‑rich servers.

Image ProcessingLRUcaching

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Boost Image Delivery Speed with Bolt: A Fast Real-Time Image Resizing Server

Qunar Tech Salon

Jun 20, 2015 · Backend Development

Understanding Memcached Slab Allocation and LRU Behavior

This article explains how to start Memcached with specific parameters, describes the resulting slab class configuration, illustrates memory allocation with pages, chunks, and slabs, and discusses item placement, waste, and the per‑slab LRU eviction policy in detail.

LRUMemcachedSlab Allocation

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Understanding Memcached Slab Allocation and LRU Behavior

Qunar Tech Salon

Apr 12, 2015 · Fundamentals

Cache Eviction Strategies: LRU, LFU, and FIFO in Redis, Memcached, Guava Cache, and Ehcache

This article examines how popular caching systems such as Redis, Memcached, Guava Cache, and Ehcache implement eviction policies like LRU, LFU, and FIFO, comparing their algorithmic approaches, code implementations, and expiration handling mechanisms.

CacheEhcacheGuava

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Cache Eviction Strategies: LRU, LFU, and FIFO in Redis, Memcached, Guava Cache, and Ehcache