Originally posted by discordian
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Among other very CPU intensive things that the kernel does, are 1) Encryption (even AES can be stressful on CPUs which don't the circuitry/acceleration it, e.g. Intel Pentiums or Celerons) 2) Various sorting methods (can be very stressful when there are thousands of objects) 3) filtering 4) searching and many others.
Michael, does not test any of these things. For single threaded user space applications the kernel usually has zero impact.
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