diff options
Diffstat (limited to 'results/classifier/accel-gemma3:12b/kvm/1434779')
| -rw-r--r-- | results/classifier/accel-gemma3:12b/kvm/1434779 | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/results/classifier/accel-gemma3:12b/kvm/1434779 b/results/classifier/accel-gemma3:12b/kvm/1434779 new file mode 100644 index 00000000..8e90d1ac --- /dev/null +++ b/results/classifier/accel-gemma3:12b/kvm/1434779 @@ -0,0 +1,29 @@ + +qemu hangs on live-migration with storage(virtual machine: windows Server 2008 with only one disk ) + +Hi, +We are using “Windows Server 2008” with qemu-kvm-2.0.1 (linux kernel:3.10.0) as a host of a VM. +Using drive_mirror to do live-migration on the same host for different disks +Local disk: /sf/data/local/ +Shared disk(iscsi): /sf/other/local/ --- the disk is busy, the IO rate is about 30MB/s +qemu-system-x86_64 -k en-us -m 2048 -smp 2 -vnc :3100 -usbdevice tablet -boot c -enable-kvm -drive file=/sf/data/local/vm-disk-1.qcow2,if=none,id=drive-ide0,cache=none,aio=native -device ide-hd,bus=ide.0,unit=0,drive=drive-ide0,id=ide0,bootindex=100 + +Step 1: +Start migration: Drive_mirror -f drive-ide0 /sf/other/local/test.qcow2 + +Step 2: +When detect the migration has completed, then send cmd: block_job_complete -f drive-ide0 + +Step 3: +send cmd: info status +What surprised me is that the qemu monitor reports can’t be connected. + +Then find bellows: +The qemu process hangs on the mirror_run->bdrv_drain_all->aio_poll->qemu_poll_ns->ppoll (), +None events were received and poll forever. I don’t know why the aio can’t be responsed. This case is hardly to +be generated but it really happens sometimes . I’m looking forward to getting help from you . +The stack capture snapshot: + + +Thanks +MyAngle \ No newline at end of file |