Five Graph Databases Tested on 256MB RAM: One Crashed Before Loading Any Data

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A developer benchmarked five graph databases — CognoDB, Neo4j AuraDB, FalkorDB, ArangoDB, and Memgraph — under identical constrained conditions of 0.5 vCPU and 256MB RAM. All five were given the same real-world social graph dataset from Stanford's SNAP collection, comprising roughly 18,700 nodes and 198,000 edges. The same queries, including 1-hop, 2-hop, and 3-hop traversals, point lookups, and aggregations, were run across every platform without modification. Memgraph was eliminated before testing could begin, as it repeatedly crashed on startup with a segfault across multiple versions and troubleshooting attempts. FalkorDB emerged as the fastest database in the benchmark by a significant margin among those that ran successfully.

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