在固定的时间段收集消息。

Collect messages for a set period of time.

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因此，在固定的时间段内，释放的总数量可以很好地表示性能。

Therefore, the total amount freed is a better indicator of performance over a fixed time period.

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如果在固定的时间段内没有收集日志，则放大该设置的时间段将确保只显示该时间段的总数量。

If your log was not collected over a fixed time period, zooming in on a set time period will ensure that the total is shown only for that period.

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