摘要

<正>本期专栏,让我们以美国作家、工程师、企业家和性能改进顾问H.James Harrington的一段名言开始:"Measurement is the first step that leads to control and eventually to improvement.If you can’t measure something,you can’t understand it.If you can’t understand it,you can’t control it.If you can’t control it,you can’t improve it."如果你不能度量,那么你就无法理解。在我国,足够分辨率的调度运行数据往往