另外一方面，如果您要处理大量数据集(数据挖掘或数据库操作)，访问更大的数据缓存，那么对于64位模式来说这非常容易。

On the other hand, if you're working with a huge data set (data mining, or database operations), having access to a much larger data cache may quite easily make up for this.

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要新创建一个信号量集，您可以将使用IPC_CREAT来设置位操作或访问权限。

To create a new set, you can set bit-wise or the access permissions with IPC_CREAT.

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