Aggregate stats for a Pool or BalancedPool.
Arguments:
- pool
Pool
- Pool or BalancedPool from which to return stats.
Number of open socket connections in this pool.
Number of open socket connections in this pool that do not have an active request.
Number of pending requests across all clients in this pool.
Number of queued requests across all clients in this pool.
Number of currently active requests across all clients in this pool.
Number of active, pending, or queued requests across all clients in this pool.