Interface: NodeStats

Lavalink periodically sends detailed statistics about the node's performance and resource usage.
These stats are crucial for monitoring system load, audio frame issues, and overall node health.

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NodeStats

Main structure containing node-wide statistics.

Property	Type	Description	Optional
players	number	Number of connected players (active + idle).
playingPlayers	number	Number of currently playing players.
uptime	number	Node uptime in milliseconds.
memory	MemoryStats	Memory usage statistics.
cpu	CPUStats	CPU usage statistics.
frameStats	FrameStats | null	Frame loss and timing information (may be null if disabled).

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MemoryStats

Breakdown of the node’s memory usage.

Property	Type	Description	Optional
free	number	Amount of free memory (in bytes).
used	number	Amount of used memory (in bytes).
allocated	number	Total memory allocated to the Lavalink process (in bytes).
reservable	number	Maximum memory that can be allocated (in bytes).

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CPUStats

Stats related to CPU usage on the node.

Property	Type	Description	Optional
cores	number	Number of logical CPU cores available.
systemLoad	number	Total system CPU load (0.0 to 1.0).
lavalinkLoad	number	Load attributed specifically to the Lavalink process.

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FrameStats

Audio frame performance and quality metrics.

Property	Type	Description	Optional
sent	number	Number of audio frames sent.
nulled	number	Number of audio frames that were replaced with silence.
deficit	number	Number of audio frames that were lost or late.