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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 19:39:53 +0200 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-03 19:39:53 +0200 |
| commit | dee4dcba78baf712cab403d47d9db319ab7f95d6 (patch) | |
| tree | 418478faf06786701a56268672f73d6b0b4eb239 /results/classifier/zero-shot/118/hypervisor/941 | |
| parent | 4d9e26c0333abd39bdbd039dcdb30ed429c475ba (diff) | |
| download | qemu-analysis-dee4dcba78baf712cab403d47d9db319ab7f95d6.tar.gz qemu-analysis-dee4dcba78baf712cab403d47d9db319ab7f95d6.zip | |
restructure results
Diffstat (limited to 'results/classifier/zero-shot/118/hypervisor/941')
| -rw-r--r-- | results/classifier/zero-shot/118/hypervisor/941 | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/results/classifier/zero-shot/118/hypervisor/941 b/results/classifier/zero-shot/118/hypervisor/941 new file mode 100644 index 000000000..73a40f844 --- /dev/null +++ b/results/classifier/zero-shot/118/hypervisor/941 @@ -0,0 +1,71 @@ +hypervisor: 0.956 +risc-v: 0.947 +virtual: 0.934 +device: 0.917 +vnc: 0.861 +performance: 0.815 +ppc: 0.803 +PID: 0.760 +files: 0.751 +kernel: 0.747 +architecture: 0.746 +VMM: 0.745 +register: 0.738 +network: 0.724 +graphic: 0.711 +socket: 0.666 +boot: 0.615 +debug: 0.588 +i386: 0.574 +assembly: 0.573 +arm: 0.555 +peripherals: 0.555 +x86: 0.528 +KVM: 0.527 +semantic: 0.518 +permissions: 0.516 +user-level: 0.487 +TCG: 0.455 +mistranslation: 0.273 + +qemu-img cannot repair a qcow2 in an LV because size is mis-detected when qcow2 is on an LV +Description of problem: +This is RHEV with Tb's of VMs which need to be repaired due to a datacenter-wide (the real datacenter) power outage. + +Each of these VMs are on individual LVs but qemu-img check fails to perform repairs: + + +``` +ERROR cluster 24481205 refcount=0 reference=1 +ERROR cluster 24481206 refcount=0 reference=1 +Rebuilding refcount structure +ERROR writing refblock: No space left on device <============ +qemu-img: Check failed: No space left on device +``` + +Running qemu-img check or info on the LV (/dev/dm-*) works well but repairs cannot be completed: + +``` +# qemu-img info /dev/cdd4e215-8c6b-4877-b2be-fdba383e7eb0/fb32333b-2334-4e10-8c42-02bc97e826cc +image: /dev/cdd4e215-8c6b-4877-b2be-fdba383e7eb0/fb32333b-2334-4e10-8c42-02bc97e826cc +file format: qcow2 +virtual size: 1.5 TiB (1649267441664 bytes) +disk size: 0 B <================================ +cluster_size: 65536 +Format specific information: + compat: 1.1 + compression type: zlib + lazy refcounts: true + refcount bits: 16 + corrupt: false + extended l2: false +``` +Steps to reproduce: +1. Have a damaged VM with its qcow2 in an LV +2. run 'qemu-img check <device>' verify that it properly detects the blocks which need fixing. +3. run 'qemu-img check -r all <device>', it exits with 'no space left on device´ after a few seconds. +Additional information: +https://bugzilla.redhat.com/show_bug.cgi?id=1519071 + + +Here is one example: |