There's a tradeoff: a lower capacity means you can skip more space during queries (you zoom in faster), but the tree has more nodes and uses more memory. A higher capacity means fewer nodes but each node requires checking more points linearly. As a starting point, capacities between 4 and 16 are reasonable defaults, though the best value depends on your data distribution and query patterns.
Mongo wins with 3.9x (390%) higher throughput, latency lower 4.53x by mean and 2.07x by 99th percentile
，这一点在Line官方版本下载中也有详细论述
private String orderNo; // 订单号
Radio Amateurs of Canada Responds to the Closure of the Weatherradio Service in Canada
“I just said: ‘This isn’t going to work, guys, your mom is not going to be part of this discussion, so we’re going to have to shut her down, or you’re not going to be considered for this role,’” O’Leary recalled.