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Sat, 10 Jul 2021 04:26:00 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Sat, 10 Jul 2021 04:17:23 -0000 From: Launchpad Bug Tracker <1906184@bugs.launchpad.net> To: qemu-devel@nongnu.org X-Launchpad-Notification-Type: bug X-Launchpad-Bug: product=qemu; status=Expired; importance=Undecided; assignee=None; X-Launchpad-Bug-Tags: linux sound stuttering X-Launchpad-Bug-Information-Type: Public X-Launchpad-Bug-Private: no X-Launchpad-Bug-Security-Vulnerability: no X-Launchpad-Bug-Commenters: fghgfh832 janitor th-huth X-Launchpad-Bug-Reporter: johannes (fghgfh832) X-Launchpad-Bug-Modifier: Launchpad Janitor (janitor) References: <160668360643.8467.1174467621705698044.malonedeb@soybean.canonical.com> Message-Id: <162589064325.5654.15584100043205756592.malone@loganberry.canonical.com> Subject: [Bug 1906184] Re: Lots of stuttering/crackling in guest sound X-Launchpad-Message-Rationale: Subscriber (QEMU) @qemu-devel-ml X-Launchpad-Message-For: qemu-devel-ml Precedence: bulk X-Generated-By: Launchpad (canonical.com); Revision="1b66c075b8638845e61f40eb9036fabeaa01f591"; Instance="production" X-Launchpad-Hash: d8adaddf51ddf4d87433f4e914843c7bfdf61858 Received-SPF: none client-ip=91.189.90.7; envelope-from=bounces@canonical.com; helo=indium.canonical.com X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.001, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Bug 1906184 <1906184@bugs.launchpad.net> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" [Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete =3D> Expired -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1906184 Title: Lots of stuttering/crackling in guest sound Status in QEMU: Expired Bug description: When listening to music (e.g. with VLC) or watching Youtube on the guest, there's lots of stuttering and crackling in the sound. = Tested with the following QEMU start commands: qemu-system-x86_64 -enable-kvm -m 6G -cpu host -smp 3 -cdrom ./linux/kubuntu-20.04-desktop-amd64.iso -boot d -vga virtio -soundhw hda -display sdl,gl=3Don qemu-system-x86_64 -enable-kvm -m 6G -cpu host -smp 3 -cdrom ./linux/kubuntu-20.04-desktop-amd64.iso -boot d -vga qxl -soundhw hda -display sdl qemu-system-x86_64 -enable-kvm -m 6G -cpu host -smp 3 -cdrom ./linux/kubuntu-20.04-desktop-amd64.iso -boot d -vga qxl -soundhw hda -display gtk = If I use the following command (QXL graphics, "remote" access via SPICE o= ver unix socket), stuttering is not completely gone but MUCH less annoying: qemu-system-x86_64 -enable-kvm -m 6G -cpu host -smp 3 -cdrom ./linux/kubuntu-20.04-desktop-amd64.iso -boot d -soundhw hda -vga qxl -device virtio-serial-pci -device virtserialport,chardev=3Dspicechannel0,name=3Dcom.redhat.spice.0 -chardev spicevmc,id=3Dspicechannel0,name=3Dvdagent -spice unix,addr=3D/tmp/vm_spice.socket,disable-ticketing and this command for accessing the VM: remote-viewer spice+unix:///tmp/vm_spice.socket = Guest: Kubuntu 20.04 64-bit (live), but occurs with many other as well Host: Arch Linux, with KDE desktop CPU: Intel Xeon E3-1230v2 (4 cores + hyperthreading) RAM: 16 GB GPU: Nvidia GTX 980 Ti To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1906184/+subscriptions