This activity requires the execution of several database lookups and therefore significantly delays the loading of the user's home page.
此活动需要执行一些数据库查询操作，因此会造成加载用户主页出现显著延时。
2
Health Center collects comprehensive method profiles with an extremely low overhead, highlights contended locks, analyzes garbage collection and heap usage, and visualizes class loadingactivity.
Health Center以极低的开销收集广泛的方法摘要，突出显示争用锁，分析垃圾收集和堆使用情况，可视化类加载行为。
3
Repeated use of the reflection classes in timing-sensitive code can result in ongoing class-loadingactivity that introduces delays.