WiredTiger is a pluggable storage engine for MongoDB 3.0. This tag should only be used for questions surrounding the MongoDB system when used in combination with the WiredTiger storage engine.

MongoDB 3.0 introduces a new pluggable storage engine API and a new storage engine called WiredTiger.

Design goals for WiredTiger, include considerations for heavily threaded hardware, large on-chip caches, and SSD storage.

Latch-free and non-blocking algorithms have been implemented, as well as other techniques that improve scaling, overall throughput and latency.

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