Function stream_stats_json 

pub fn stream_stats_json(
    stats: &CacheStats,
    (dropped, made): (&[&str], usize),
    cutting: &CuttingBelowSilenceThreshold,
) -> String

stats_json over a stream’s latest lookups, dropped: the latest nodes its live edits started silent, and pruned: where it cuts below the silence threshold. Each list’s pagination.count counts all it made.