--_000_687C49F8D246408587877C310DEFB7B0sluse_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hey all, I have noticed that using the virtio serial driver in Windows 7 and 2008R2 = guests stalls the guests with 100% load on guest CPU. This happens both on = guests that have been active for a while without the driver, and then you t= ry loading it, or with installing new guests and loading this particular dr= iver in the windows installer. I have downloaded the virtio-win-0.1.30.iso = from linux-kvm ftp. Has anyone else noticed this in oVirt-3.1? I haven=B4t = been able to test this outside of oVirt, directly with KVM, so I don=B4t kn= ow if it=B4s an oVirt or KVM specific issue, I=B4m just letting everyone kn= ow this has happened, and if ovirt-engine is supposed to use this serial in= terface to "talk" with the guest back and forth; that=B4s going to hard to = do if it=B4s stalled:) Med V=E4nliga H=E4lsningar ---------------------------------------------------------------------------= ---- Karli Sj=F6berg Swedish University of Agricultural Sciences Box 7079 (Visiting Address Kron=E5sv=E4gen 8) S-750 07 Uppsala, Sweden Phone: +46-(0)18-67 15 66 karli.sjoberg@slu.se<mailto:karli.sjoberg@adm.slu.se> --_000_687C49F8D246408587877C310DEFB7B0sluse_ Content-Type: text/html; charset="iso-8859-1" Content-ID: <2BE03B5B8A02CE45AD47209BF97BB151@ad.slu.se> Content-Transfer-Encoding: quoted-printable <html> <head> <meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3Diso-8859-= 1"> </head> <body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-lin= e-break: after-white-space; "> Hey all, <div><br> </div> <div>I have noticed that using the virtio serial driver in Windows 7 and 20= 08R2 guests stalls the guests with 100% load on guest CPU. This happens bot= h on guests that have been active for a while without the driver, and then = you try loading it, or with installing new guests and loading this particular driver in the windows installer. I = have downloaded the virtio-win-0.1.30.iso from linux-kvm ftp. Has anyone el= se noticed this in oVirt-3.1? I haven=B4t been able to test this outside of= oVirt, directly with KVM, so I don=B4t know if it=B4s an oVirt or KVM specific issue, I=B4m just letting everyone= know this has happened, and if ovirt-engine is supposed to use this serial= interface to "talk" with the guest back and forth; that=B4s goin= g to hard to do if it=B4s stalled:) <br> <div><span class=3D"Apple-style-span" style=3D"border-collapse: separate; c= olor: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-varian= t: normal; font-weight: normal; letter-spacing: normal; line-height: normal= ; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: n= one; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-hori= zontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-dec= orations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stro= ke-width: 0px; font-size: medium; "> <div><br class=3D"Apple-interchange-newline"> <br> </div> <div>Med V=E4nliga H=E4lsningar<br> ---------------------------------------------------------------------------= ----<br> Karli Sj=F6berg<br> Swedish University of Agricultural Sciences<br> Box 7079 (Visiting Address Kron=E5sv=E4gen 8)<br> S-750 07 Uppsala, Sweden<br> Phone: +46-(0)18-67 15 66</div> <div><a href=3D"mailto:karli.sjoberg@adm.slu.se">karli.sjoberg@slu.se</a></= div> </span></div> <br> </div> </body> </html> --_000_687C49F8D246408587877C310DEFB7B0sluse_--