图16：被开发的源代码行总数的趋势。
Figure 16: Trend of total source lines of code (SLOC) developed.
在清单2中，第一行显示所列文件使用的磁盘块的总数(52)。
In Listing 2, the first line shows the total number of disk blocks (52) used by the listed files.
在顶部“total cycles”行中显示的是 PTT 工具所收集的在此时间间隔内的 CPU 周期总数；
The total number of CPU cycles that occurred during the interval that the PTT tool collected statistics is shown at the top, in the row "total cycles.
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