lru 2 lruSize 2 in-memory cache 2 cache 2 caching 2 caching-library 2 http 2 key-value 2 keyv 2 nodejs 2 redis 2 rfc-72 2 wrapper 2 LRU cache 2 memory caching 2 Keyv storage engine 2 distributed caching 2 high performance 2 cacheable 2 memory 1 in-memory 1 multi-tier cache 1 distributed cache 1 fault tolerant 1 layered caching 1 cache statistics 1 non-blocking operations 1 primary store 1 secondary store 1 distributed sync 1 offline support 1 CacheableMemory 1 expiration 1 layer 2 caching 1 layer 1 caching 1