Live by default.默认实时。
Every chart is a stream, not a snapshot. The page you look at is already the present tense — there is no refresh button in the entire product. 每张图都是流，不是快照。你看到的页面就是现在时——整个产品里找不到刷新按钮。
How streaming works流式如何工作Prism ingests 2.4 million events a second and answers in 38 milliseconds. Every chart streams live. No refresh button anywhere. Prism 每秒接入 240 万个事件，38 毫秒内给出答案。每张图都在实时流动，整个产品没有刷新按钮。
Every chart is a stream, not a snapshot. The page you look at is already the present tense — there is no refresh button in the entire product. 每张图都是流，不是快照。你看到的页面就是现在时——整个产品里找不到刷新按钮。
How streaming works流式如何工作Queries over a trillion rows come back before your eye finishes the saccade. Slow analytics quietly teaches teams to stop asking questions. 万亿行上的查询，在你的视线移过去之前就返回了。慢的分析工具，会让团队慢慢学会不再提问。
Inside the engine引擎内部Prism learns each metric's baseline and pages you on real anomalies only. Median team goes from 40 alerts a week to 6 — all six real. Prism 学习每个指标的基线，只在真异常时叫你。团队的周告警中位数从 40 条降到 6 条——6 条全是真的。
Alerting model告警模型Prism replaced four dashboards and a pager. The data was always there — now we can actually see it. Prism 替掉了四块仪表盘和一台寻呼机。数据一直都在——现在我们终于看得见了。— Head of Platform, Nordwind Logistics · 18 months on Prism — Nordwind 物流平台负责人 · 使用 Prism 18 个月
One agent, one line of config. Free for 14 days, no credit card — your first chart streams before the coffee cools. 一个 agent，一行配置。14 天免费、无需信用卡——咖啡还没凉，第一张图已经开始流动。