#slab-classes

Memcached slab LRU eviction: missing global eviction policy

Goal Determine whether Memcached can be configured to use a global LRU eviction policy instead of the current per‑slab LRU, and understand the implications of such a change. Current Constraints Memcached structures memory into slab classes based on item size, each maintaining its own LRU queue. When memory pressure occurs, eviction occurs from the LRU of the

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configurationmemcachedslab-classes