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  1. Product Technical Learning
  2. PTL-13670

User Feedback -- Phrase "For example, under system CPU saturation, a process with nice value of 10 would get twice the CPU time of a process with nice value of 5." doesn't look correct.

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    • Icon: Bug Bug
    • Resolution: Unresolved
    • Icon: Minor Minor
    • RH442 RHEL8 New Brand Release
    • RH442 - RHEL 8 1 20190828
    • RH442
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      URL: https://rol.redhat.com/rol/app/courses/rh442-8.0/pages/ch07
      Reporter RHNID: yuvaraj-rhls
      Section Title:                         Configuring CPU Scheduling Policies and Tunables                                                

      Issue description

      Description:  Phrase "For example, under system CPU saturation, a process with nice value of 10 would get twice the CPU time of a process with nice value of 5." doesn't look correct. 

      According source code of 4.18 linux kernel - nice effect is different. https://elixir.bootlin.com/linux/v4.18/source/kernel/sched/core.c#L7060 
      Please double check. 

      Steps to reproduce:

       

      Workaround:

       

      Expected result:

        1. Screenshot from 2024-06-18 19-39-44.png
          Screenshot from 2024-06-18 19-39-44.png
          81 kB

              glsbugs-hybridcloud@redhat.com PTL - RHEL Team
              yuvaraj-rhls yuvaraj b
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                Created:
                Updated: