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# ac | ||
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> 打印用户连接时间的统计数据。 | ||
> 更多信息:<https://man.openbsd.org/ac>. | ||
- 打印当前用户连接的时间,以小时为单位: | ||
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`ac` | ||
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- 打印用户连接的时间,以小时为单位: | ||
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`ac -p` | ||
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- 打印一个特定用户的连接时间,以小时为单位: | ||
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`ac -p {{用户名}}` | ||
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- 打印一个特定用户每天连接的时间,以小时为单位(包括总数): | ||
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`ac -dp {{用户名}}` |