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Diffstat (limited to 'results/classifier/105/KVM/816860')
| -rw-r--r-- | results/classifier/105/KVM/816860 | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/results/classifier/105/KVM/816860 b/results/classifier/105/KVM/816860 new file mode 100644 index 00000000..f48d5f23 --- /dev/null +++ b/results/classifier/105/KVM/816860 @@ -0,0 +1,44 @@ +KVM: 0.909 +device: 0.772 +network: 0.741 +graphic: 0.713 +semantic: 0.651 +instruction: 0.643 +vnc: 0.546 +socket: 0.508 +mistranslation: 0.483 +boot: 0.476 +other: 0.358 +assembly: 0.357 + +Guest machine freezes when NFS mount goes offline + +I have a virtual KVM machine that has 2 CDROM units with ISOs mounted from a NFS mount point. When NFS server goes offline the virtual machine blocks completely instead of throwing read errors for the CDROM device. + +Host: Proxmox VE 1.8-11 (Debian GNU/Linux 5.0) +KVM commandline version: QEMU emulator version 0.14.1 (qemu-kvm-devel) +Guest: Windows 7 professional SP 1 + +On Wed, Jul 27, 2011 at 10:09 AM, Igor Blanco <email address hidden> wrote: +> Public bug reported: +> +> I have a virtual KVM machine that has 2 CDROM units with ISOs mounted +> from a NFS mount point. When NFS server goes offline the virtual machine +> blocks completely instead of throwing read errors for the CDROM device. +> +> Host: Proxmox VE 1.8-11 (Debian GNU/Linux 5.0) +> KVM commandline version: QEMU emulator version 0.14.1 (qemu-kvm-devel) +> Guest: Windows 7 professional SP 1 + +Thanks for reporting this. There are instances where QEMU performs +blocking operations in a thread that will prevent the guest from +running. I suspect you are hitting this case and refactoring work +needs to be done to ensure that QEMU threads never block. + +Stefan + + +Can you still reproduce this problem with the latest version of QEMU (currently version 2.9.0)? + +[Expired for QEMU because there has been no activity for 60 days.] + |