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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-03 12:04:13 +0000 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-03 12:04:13 +0000 |
| commit | 256709d2eb3fd80d768a99964be5caa61effa2a0 (patch) | |
| tree | 05b2352fba70923126836a64b6a0de43902e976a /results/classifier/105/instruction/1006655 | |
| parent | 2ab14fa96a6c5484b5e4ba8337551bb8dcc79cc5 (diff) | |
| download | qemu-analysis-256709d2eb3fd80d768a99964be5caa61effa2a0.tar.gz qemu-analysis-256709d2eb3fd80d768a99964be5caa61effa2a0.zip | |
add new classifier result
Diffstat (limited to 'results/classifier/105/instruction/1006655')
| -rw-r--r-- | results/classifier/105/instruction/1006655 | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/results/classifier/105/instruction/1006655 b/results/classifier/105/instruction/1006655 new file mode 100644 index 000000000..4094b3c32 --- /dev/null +++ b/results/classifier/105/instruction/1006655 @@ -0,0 +1,153 @@ +instruction: 0.799 +graphic: 0.799 +semantic: 0.752 +mistranslation: 0.724 +vnc: 0.714 +device: 0.713 +other: 0.713 +network: 0.623 +boot: 0.616 +assembly: 0.582 +KVM: 0.579 +socket: 0.571 + +Can't convert to vmdk with the streamOptimized subformat + +Hi all, +I'm trying to convert a qcow2 image file to the vmdk (on Ubuntu Server 12.04): + +# qemu-img convert -f qcow2 -O vmdk -o Stream spv-2912.qcow2 spv-2912-3.vmdk -o subformat=streamOptimized +VMDK: can't write to allocated cluster for streamOptimized +qemu-img: error while writing sector 65: Input/output error + +Same result with any input format. Others subformats work but the StreamOptimized it is by far the most important one. The only workaround I found is to migrate to raw and then to use VBoxManage (VirtualBox). + +Thanks for reporting this bug. While the error looks different, I assume it is related to the same general lack of support as bug 905095 (and https://bugzilla.redhat.com/show_bug.cgi?id=548723) + +Actually, using the same options as you do I do not get a failure. + +Can you show the result of + +qemu-img info spv-2912.qcow2 + +Hi Serge, +the bug was confirmed by Stefan Hajnoczi[1] and still in QEMU 1.1: + +"Unfortunately there has not been a fix. The cause of the bug is known +and described in the email thread you linked. If someone has time to +write a fix and test it, it could be merged. It won't be possible for +QEMU 1.1 since the release is imminent." + +[1] http://<email address hidden>/msg114031.html + +Thanks, Sebastien. + +root@ulisse:/mnt# qemu-img convert -pO vmdk -o subformat=streamOptimized /dev/sdd optimized.vmdk +qemu-img: Could not write to allocated cluster for streamOptimized +qemu-img: error while writing sector 10: Input/output error + +root@ulisse:/mnt# dpkg-query -s qemu-kvm +Package: qemu-kvm +Status: install ok installed +Priority: optional +Section: otherosfs +Installed-Size: 97 +Maintainer: Ubuntu Developers <email address hidden> +Architecture: amd64 +Multi-Arch: foreign +Source: qemu +Version: 2.0.0+dfsg-2ubuntu1.10 +Replaces: qemu-kvm-spice, qemu-system-x86 (<< 1.7.0+dfsg-2~) +Provides: kvm, qemu-kvm-spice +Depends: qemu-system-x86 (>= 1.7.0+dfsg-2~) +Breaks: qemu-system-x86 (<< 1.7.0+dfsg-2~) +Conflicts: kvm, qemu-kvm-spice +Description: QEMU Full virtualization on x86 hardware (transitional package) + QEMU is a fast processor emulator. This package provides just a wrapper + script /usr/bin/kvm which run qemu-system-x86 in kvm mode. + . + Please note that old qemu-kvm configuration files (in /etc/kvm/) are + no longer used. +Homepage: http://www.qemu.org/ +Original-Maintainer: Debian QEMU Team <email address hidden> + +root@ulisse:/mnt# cat /etc/lsb-release +DISTRIB_ID=Ubuntu +DISTRIB_RELEASE=14.04 +DISTRIB_CODENAME=trusty +DISTRIB_DESCRIPTION="Ubuntu 14.04.2 LTS" + + +With the latest codebase there is no error message but the converted streamOptimized image is incorrect. I have a patch for this and will submit it for review soon. + +My patch has landed: https://github.com/qemu/qemu/commit/3efffc3292d94271a15b1606b4a56adf6c6f04ed + +I think we can resolve this bug as fixed. Just one note for those how are trying to use streamOptimized images with VMware: you need to patch the VMDK version because VMware products accept only version 3 for streamOptimized: + +# Set VMDK version 3 for foo.vmdk +$ printf '\x03' | dd conv=notrunc of=foo.vmdk bs=1 seek=$((0x4)) + + + +This bug was fixed in the package qemu - 1:2.3+dfsg-5ubuntu6 + +--------------- +qemu (1:2.3+dfsg-5ubuntu6) wily; urgency=medium + + * Make qemu-system-common and qemu-utils depend on qemu-block-extra + to fix errors with missing block backends. (LP: #1495895) + * Cherry pick fixes for vmdk stream-optimized subformat (LP: #1006655) + * Apply fix for memory corruption during live-migration in tcg mode + (LP: #1493049) + * Apply tracing patch to remove use of custom vtable in newer glibc + (LP: #1491972) + + -- Ryan Harper <email address hidden> Tue, 15 Sep 2015 09:37:23 -0500 + +I'm confused- this is marked as affecting qemu-kvm in precise, but the +preceding patch (c6ac36e) which introduced the bug is not there either. +So I'm going to mark this as not affecting precise unless someone speaks +up to say that we in fact need the whole dependent series. + + +I have tried, many times, to use qemu-img to create StreamOptimized for VMWare ESXi 6.0 OVAs. + +It does NOT work. + +After days of research, I replaced qemu-img, by vboxmanage, then, it worked! + +Now, I'm using something this: + +-- +vboxmanage convertfromraw packer/output-vm.raw packer/output-vm-disk1.vmdk --format vmdk --variant Stream +-- + +I also had to edit the headers, with dd: + +--- +dd if=output-vm-disk1.vmdk of=output-vm-disk1.descriptor bs=1 skip=512 count=1024 +sed -i -e 's/ide/lsilogic/g' output-vm-disk1.descriptor +dd conv=notrunc,nocreat if=output-vm-disk1.descriptor of=output-disk1.vmdk bs=1 seek=512 count=1024 +--- + +This is the only way to build StreamOptimized VMDKs, for inclusion inside of OVA, that works on VMWare 6.0. + +The qemu-img can not be used. + +Here is my full solution to this problem (if the same problem): + +https://github.com/tmartinx/svauto/blob/dev/image-factory.sh#L510 + +I'm just not entirely sure if we're talking about the same problem here... + +Cheers! +Thiago + +It looks like my problem is different, since I'm not seeing this: + +qemu-img: error while writing sector 65: Input/output error + +But maybe, it is a light in the end of the tunnel... + +Patch 3efffc3292d9427 had been released with QEMU 2.5 + |