Now that we know how to make a self-updating progress bar using Ansi escape codes to control the terminal, it becomes relatively easy to modify it to be fancier, e.g. having a ASCII bar that goes across the screen:
我之前搞一个物流轨迹查询接口的时候就栽过。这个接口要查订单库、调用三方物流接口、还要查缓存，单次请求平均耗时400ms。用传统线程池，核心线程设了200，最大线程400，队列也放了，压测QPS顶多320，再往上加并发，响应时间直接崩到3秒开外，线上时不时就报“接口超时”，每次上线都提心吊胆。
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但数据只是起点。当地基打好之后，真正的竞争才刚刚开始——谁来占领模型层，谁来赢得企业端的钱包份额。，推荐阅读体育直播获取更多信息
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比如特斯拉Optimus机器人也开始进驻工厂，进行分拣电池、行走等任务；奇瑞墨甲人形机器人“莫茵”已在4S店帮忙卖车……