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    Easy to manage KVM host setup

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    • A
      abcy
      last edited by

      Anyone has an idea that how to set CPU limit per vm. The vm has to be limited to use only 10% of one core. Cggroups? Thanks a lot

      black3dynamiteB JaredBuschJ 2 Replies Last reply Reply Quote 0
      • black3dynamiteB
        black3dynamite @abcy
        last edited by

        @abcy said in Easy to manage KVM host setup:

        Anyone has an idea that how to set CPU limit per vm. The vm has to be limited to use only 10% of one core. Cggroups? Thanks a lot

        Using Virt-Manager, these are the only options available.
        0_1530888219747_screenshot.png

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        • 1
          1337
          last edited by

          Fedora Server was a no go on the old HP server I had. It would hang during install.
          I tried xcp-ng (= xenserver ~ centos) on it and it installed fine. Debian 9 also installs fine.

          I'll try CentOS next.

          scottalanmillerS 1 Reply Last reply Reply Quote 0
          • black3dynamiteB
            black3dynamite @Emad R
            last edited by

            @emad-r said in Easy to manage KVM host setup:

            Centos rocks for KVM

            I still use CentOS too. I just hate how old packages like cockpit is on it especially related to cockpit-machine.

            stacksofplatesS 1 Reply Last reply Reply Quote 0
            • scottalanmillerS
              scottalanmiller @1337
              last edited by

              @pete-s said in Easy to manage KVM host setup:

              Fedora Server was a no go on the old HP server I had. It would hang during install.
              I tried xcp-ng (= xenserver ~ centos) on it and it installed fine. Debian 9 also installs fine.

              I'll try CentOS next.

              That's surprising. What server is it?

              1 1 Reply Last reply Reply Quote 0
              • JaredBuschJ
                JaredBusch @abcy
                last edited by

                @abcy said in Easy to manage KVM host setup:

                Anyone has an idea that how to set CPU limit per vm. The vm has to be limited to use only 10% of one core. Cggroups? Thanks a lot

                What is the ungodly use case for this restriction?

                I mean this seriously. I want to know what business need could possibly cause a restriciton like this to come into play.

                stacksofplatesS 1 Reply Last reply Reply Quote 1
                • stacksofplatesS
                  stacksofplates @JaredBusch
                  last edited by

                  @jaredbusch said in Easy to manage KVM host setup:

                  @abcy said in Easy to manage KVM host setup:

                  Anyone has an idea that how to set CPU limit per vm. The vm has to be limited to use only 10% of one core. Cggroups? Thanks a lot

                  What is the ungodly use case for this restriction?

                  I mean this seriously. I want to know what business need could possibly cause a restriciton like this to come into play.

                  I wanted to let someone else ask the question lol.

                  JaredBuschJ 1 Reply Last reply Reply Quote 0
                  • JaredBuschJ
                    JaredBusch @stacksofplates
                    last edited by

                    @stacksofplates said in Easy to manage KVM host setup:

                    @jaredbusch said in Easy to manage KVM host setup:

                    @abcy said in Easy to manage KVM host setup:

                    Anyone has an idea that how to set CPU limit per vm. The vm has to be limited to use only 10% of one core. Cggroups? Thanks a lot

                    What is the ungodly use case for this restriction?

                    I mean this seriously. I want to know what business need could possibly cause a restriciton like this to come into play.

                    I wanted to let someone else ask the question lol.

                    Well, I get that there are weird snowflake use cases out there. I won't argue the need for something like this being mandated.

                    But gods above, please tell me why.

                    1 Reply Last reply Reply Quote 3
                    • stacksofplatesS
                      stacksofplates @black3dynamite
                      last edited by

                      @black3dynamite said in Easy to manage KVM host setup:

                      @emad-r said in Easy to manage KVM host setup:

                      Centos rocks for KVM

                      I still use CentOS too. I just hate how old packages like cockpit is on it especially related to cockpit-machine.

                      There really isn't that much extra in the Fedora edition.

                      1 Reply Last reply Reply Quote 0
                      • 1
                        1337 @scottalanmiller
                        last edited by 1337

                        @scottalanmiller said in Easy to manage KVM host setup:

                        @pete-s said in Easy to manage KVM host setup:

                        Fedora Server was a no go on the old HP server I had. It would hang during install.
                        I tried xcp-ng (= xenserver ~ centos) on it and it installed fine. Debian 9 also installs fine.

                        I'll try CentOS next.

                        That's surprising. What server is it?

                        I had to go check what it was and it's a HP DL360 G5.
                        It's too old and slow anyway so not a big deal, but still surprising.

                        I have two Dell R710 laying around as well that I could use instead. They're a little less ancient I think (xeon 5500 series). It just for testing so as long as it works performance doesn't matter much. Just need to have enough RAM.

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