This initrd serves as a temporary root file system in RAM and allows the kernel to fully boot without having to mount any physical disks.

这个 initrd 会作为 RAM 中的临时根文件系统使用，并允许内核在没有挂载任何物理磁盘的情况下完整地实现引导。

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The directory specified for the temporary root environment, var/tmp/temproot, exists. This can be a security risk if untrusted users have access to the system.

检测系统是否存在临时的根环境，如果存在，让用户选择是利用现有的还是删除它，然后新建！

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provides temporary workaround with acceptable performance in production environment, while IBM works on fixing the root cause of the problem

提供一个暂时的解决方案，它可以在生产环境中提供可以接受的性能，同时让 IBM 修正问题的根源。

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Geithner and senior officials at Treasury believe that the root of the crisis was liquidity, and that struggling banks could survive roughly intact if they had a temporary injection of funds a bailout.

NEWYORKER: The Contrarian