You make WMI sound long-winded, but do you think 'cat /process/uptime' is free? ... | Hacker News

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danellis on Jan 18, 2014 | parent | context | favorite | on: UTF-8 Everywhere

You make WMI sound long-winded, but do you think 'cat /process/uptime' is free? There's a lot involved in opening a file.

guard-of-terra on Jan 19, 2014 [–]

On the process side, it's a few system calls, and operating system always have this code at hand, does not need to load anything (that's what slow).

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