Date: Thu, 17 Apr 2025 10:32:03 -0700 From: Mark Peek <mp@freebsd.org> To: Marco Orsatti <marco.dmc12@gmail.com> Cc: Kevin Oberman <rkoberman@gmail.com>, "virtualization@freebsd.org" <virtualization@freebsd.org> Subject: Re: Win 11 Pro has high CPU usage on idle in bhyve Message-ID: <CAGGgMJdfnnQ%2BgKtWevWs4%2BzbdPuj_SDzJdPc_FKFBKnTvf2h3w@mail.gmail.com> In-Reply-To: <694B4BDB-A871-4140-A5B2-672A07EAAFE6@gmail.com> References: <95CDB4A8-D05C-4BB8-8049-FBA967E40D60@gmail.com> <CAN6yY1vRmEHxbDp6kAcJ_se2JS2VwTv=j87c3NVc24HKFduwMQ@mail.gmail.com> <694B4BDB-A871-4140-A5B2-672A07EAAFE6@gmail.com>
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[-- Attachment #1 --] On Thu, Apr 17, 2025 at 10:19 AM Marco Orsatti <marco.dmc12@gmail.com> wrote: > Thanks Kevin for the info. > > I checked, but there is no Outlook Classic in the VM, I also used this > script (https://github.com/Raphire/Win11Debloat) to remove unnecessary > components, but the CPU is still very much in use. > > It's really a strange behavior because from inside the VM the CPU usage is > around 3% while at the same time from the Host it is at 240% > Since you're running in graphics mode you likely have a VNC client running to connect to it. Try disconnecting the VNC connection and check the bhyve CPU usage. Screen updates need to be sent over VNC so even little changes (blinking cursors, clock, etc.) will generate traffic and use CPU. Mark [-- Attachment #2 --] <div dir="ltr"><div dir="ltr">On Thu, Apr 17, 2025 at 10:19 AM Marco Orsatti <<a href="mailto:marco.dmc12@gmail.com">marco.dmc12@gmail.com</a>> wrote:</div><div class="gmail_quote gmail_quote_container"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div>Thanks Kevin for the info.<div><div><br></div><div>I checked, but there is no Outlook Classic in the VM, I also used this script (<a href="https://github.com/Raphire/Win11Debloat" target="_blank">https://github.com/Raphire/Win11Debloat</a>) to remove unnecessary components, but the CPU is still very much in use.</div><div><br></div><div>It's really a strange behavior because from inside the VM the CPU usage is around 3% while at the same time from the Host it is at 240%</div></div></div></blockquote><div><br></div><div>Since you're running in graphics mode you likely have a VNC client running to connect to it. Try disconnecting the VNC connection and check the bhyve CPU usage. Screen updates need to be sent over VNC so even little changes (blinking cursors, clock, etc.) will generate traffic and use CPU.</div><div><br></div><div>Mark</div></div></div>
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