Try to open applications in Windows guest VM while monitoring vmware-vmx process.Use top on VMware Workstation host to locate the vmware-vmx process associated with the Windows guest VM (top -p $).This may be the kick in the pants I need to finally migrate the functionality from that Windows 10 VM to Linux/Unix/FreeBSD however, unfortunately, I have to use Windows at work, so being able to play with Windows Server in my lab is kind of important.Īt any rate, if I find a solution or workaround I will do my best to share. I don't know when it started as I rarely use a Windows 10 guest VM for anything, but my Windows Server 2019 and Windows 10 guest VMs are both very slow. I am experiencing very similar behavior for a few weeks. I don't have any solutions or help to share, yet. Guest that is lagging: Win10.ĬPU: 12 cores Intel (R) Core(TM) i7-10750H CPU 2.60GHzĠ0:02.0 VGA compatible controller: Intel Corporation CometLake-H GT2 (rev 05)Ġ1:00.0 VGA compatible controller: NVIDIA Corporation TU117M (rev a1) (sudo perf record -p -g -o sample.perf - sleep 30): No luck.Ģ) Tried disabling/enabling Video acceleration in VM's config.ģ) Tried switching Perferences->Memory-> Fit all guest mem, disableĤ) Tried switching off paging file in Win10 guest and Ubuntu host.ĥ) Tried splitting VMs to different windows instead of openingĦ) Tried capturing perf when the bug is appearing Ubuntu is not.ġ) Tried replacing SSD with brand new one. Sometimes it takes one day for this bug to appear. This bug appears sometimes after some hours after reboot. On host (as well as inĪnother VM running Ubuntu guest) everything is fine. On host, htop shows all cores is ~100% loaded. Guest Win10 recognizes it as 'System Idle' eating ~40% cpu time. Since I updated my Ubuntu 20.x to 21.x this bug has appeared. First I read all the topics about high cpu load and none of them
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