Interface ServerLoaderMetrics

Loader counters with unavailable Cloudflare timing represented explicitly.

interface ServerLoaderMetrics {
    bytes: number;
    deduplicated: number;
    metadataBytes: number;
    requests: number;
    retries: number;
    sequentialWaitMs: number | null;
    tileDownloads: number;
}

Properties

bytes: number

Validated response-body bytes consumed by the tile loader, including its metadata reads.

deduplicated: number

Requests sharing an already in-flight download.

metadataBytes: number

Portion of bytes used by the native archive header/index, excluding JSON metadata.

requests: number

Tile-loader Fetch API attempts, including retries and archive index/header reads. Excludes manifest/config fetches.

retries: number

Additional fetch attempts after transient failures.

sequentialWaitMs: number | null

Time waiting for graph reads; null in Cloudflare.

tileDownloads: number

Successfully downloaded complete tiles; evicted tiles can be downloaded again.