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Your system is probably using NFS. The NFS client implementation creates these directories when a file is removed, but still in use by an application. From http://nfs.sourceforge.net/#faq_d2: A. Unix applications often open a scratch file and then unlink it. They do this so that the file is not visible in the file system name space to any other ...


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The most relevant norm is the RU (rack units). This is respected by all server PSUs. An 2U PSU will never fit physically in the position of a 1U PSU. Weight is not relevant. X x Y are usually 225-230 x 100 while Z is the size RU-related.


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If you want to set up a transparent proxy, you need a proxy server software that supports it. That’s because a “captured” connection is different from how the browser would normally talk to a (regular) proxy. First, you install your proxy, Squid in this case, and verify it works as a regular proxy. Then, you set it to accept captured connections: ...



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