For example, you can collect group 0 and group 1 using hpmstat.
例如，可以使用hpmstat同时收集0和1事件组。
Groups are numbered from 1 to n, whereas group (0) is the complete regular expression.
从1到n对组进行编号，而group(0)是一个完整的正则表达式。
Groups are numbered from 1 to n, whereas group (0) is the complete regular expression.
从1到n对组进行编号，而group(0)是一个完整的正则表达式。
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