Also known as "h and chi Persei", this unusual double cluster, shown above, is bright enough to be seen from a dark location without even binoculars.

上图所示的这一亦称“h和chi英仙座”(“ h and chi Persei ”)的不同寻常的双星星群的亮度高到可以在一个暗处不用双筒望远镜就看到。

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We get things running smoothly on a cluster of a given size, then double the size of the cluster and see what breaks.

在给定规模的服务器集群中，我们能让系统非常平稳地运行，然后试验在两倍于这样规模的服务器集群中运行会发生什么情况。

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The downside of database mirroring is the need for double the total disk capacity than with a cluster.

数据库镜像的不足之处是，需要的总磁盘容量是群集的两倍。

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But the next year they double the size of their cluster, or they start another cluster.

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So we have a cluster of warnings from the chip sector combined with the massive double warning from HTC, a leading smartphone vendor with notable European expsoure.

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