第二行显示的第二次调优开始于 61 秒之后，它把 1000 个页面从 PCKCACHESZ 转移到 SHEAPTHRES_SHR。

The second line displays the second tuning interval that started 61 seconds later, and results in a transfer of 1000 pages from PCKCACHESZ to SHEAPTHRES_SHR.

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在不这样设置的情况下，获取每行包含三个 VARCHAR 列的 10,000 个行所需的平均时间为 22 秒。

Without this setting, the time required to fetch 10,000 rows of three VARCHAR columns took an average of 22 seconds.

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标签中的最后一行显示，完成该GC周期用了26毫秒的时间。

The last line in the tag shows the GC cycle was completed in 26 milliseconds.

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