{
    "STATS": {
        "summary": "Returns details about memory usage.",
        "complexity": "O(1)",
        "group": "server",
        "since": "4.0.0",
        "arity": 2,
        "container": "MEMORY",
        "function": "memoryCommand",
        "command_tips": [
            "NONDETERMINISTIC_OUTPUT",
            "REQUEST_POLICY:ALL_SHARDS",
            "RESPONSE_POLICY:SPECIAL"
        ],
        "reply_schema": {
            "description": "memory usage details",
            "type": "object",
            "additionalProperties": false,
            "properties": {
                "peak.allocated": {
                    "type": "integer"
                },
                "total.allocated": {
                    "type": "integer"
                },
                "startup.allocated": {
                    "type": "integer"
                },
                "replication.backlog": {
                    "type": "integer"
                },
                "clients.slaves": {
                    "type": "integer"
                },
                "clients.normal": {
                    "type": "integer"
                },
                "cluster.links": {
                    "type": "integer"
                },
                "aof.buffer": {
                    "type": "integer"
                },
                "lua.caches": {
                    "type": "integer"
                },
                "functions.caches": {
                    "type": "integer"
                },
                "overhead.db.hashtable.lut": {
                    "type": "integer"
                },
                "overhead.db.hashtable.rehashing": {
                    "type": "integer"
                },
                "overhead.total": {
                    "type": "integer"
                },
                "db.dict.rehashing.count": {
                    "type": "integer"
                },
                "keys.count": {
                    "type": "integer"
                },
                "keys.bytes-per-key": {
                    "type": "integer"
                },
                "dataset.bytes": {
                    "type": "integer"
                },
                "dataset.percentage": {
                    "type": "number"
                },
                "peak.percentage": {
                    "type": "number"
                },
                "allocator.allocated": {
                    "type": "integer"
                },
                "allocator.active": {
                    "type": "integer"
                },
                "allocator.resident": {
                    "type": "integer"
                },
                "allocator.muzzy": {
                    "type": "integer"
                },
                "allocator-fragmentation.ratio": {
                    "type": "number"
                },
                "allocator-fragmentation.bytes": {
                    "type": "integer"
                },
                "allocator-rss.ratio": {
                    "type": "number"
                },
                "allocator-rss.bytes": {
                    "type": "integer"
                },
                "rss-overhead.ratio": {
                    "type": "number"
                },
                "rss-overhead.bytes": {
                    "type": "integer"
                },
                "fragmentation": {
                    "type": "number"
                },
                "fragmentation.bytes": {
                    "type": "integer"
                }
            },
            "patternProperties": {
                "^db\\.\\d+$": {
                    "type": "object",
                    "properties": {
                        "overhead.hashtable.main": {
                            "type": "integer"
                        },
                        "overhead.hashtable.expires": {
                            "type": "integer"
                        }
                    },
                    "additionalProperties": false
                }
            }
        }
    }
}
