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The Percona Database Performance Blog

Technical guides, deep dives, and perspectives across MySQL, PostgreSQL, MongoDB, Valkey, Redis, and more.

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November 2, 2026
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Zelmar Michelini
An alternative to sharding a MongoDB replica set that outgrew its memory: a proof of concept
An alternative to sharding a MongoDB replica set that outgrew its memory: a proof of concept A replica set that no longer fits in memory Most MongoDB ...
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