The logging should be switchable to multiple levels of detail and should enable correlation of tracing information across systems, such as via the logging of accurate timestamps or header identifiers.

日志记录应当可转换为多种详细程度，而且应当使跨系统的跟踪信息具有相关性，例如通过记录准确时间戳或者报头标识符。

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LTA, on the other hand, is a very useful and friendly interface for logs, and also provides a great log correlation feature amongst multiple products and servers.

另一方面，LTA 则是一个非常有用、友好的日志界面，提供一项强大的、用于多个产品和服务器之间的日志关联功能。

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A correlation set has a name and is defined by one or multiple properties.

相关集有一个名称，由一个或多个属性定义。

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If an intercept is included and the number of explanators is more than one, R2 is also referred to as the coefficient of multiple correlation.

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Likewise, evaluating applicants based on whether they had held multiple jobs for less than six months has no correlation to job tenure or performance.

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"It's well established in multiple myeloma that survival and response rates have a statistical correlation, " says Barry Greene , general manager of oncology at Millennium.

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