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Diffstat (limited to 'gitlab/issues_text/target_missing/host_missing/accel_missing/1183')
| -rw-r--r-- | gitlab/issues_text/target_missing/host_missing/accel_missing/1183 | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/gitlab/issues_text/target_missing/host_missing/accel_missing/1183 b/gitlab/issues_text/target_missing/host_missing/accel_missing/1183 deleted file mode 100644 index fe5df95f9..000000000 --- a/gitlab/issues_text/target_missing/host_missing/accel_missing/1183 +++ /dev/null @@ -1,131 +0,0 @@ -KVM crash due to qcow2 out of space condition during virsh-snapshot creation -Description of problem: -virsh snapshot failed due to out of space condition (into the qcow2 image ?) - -libvirt log: - -``` -2022-08-27T06:41:41.164368Z qemu-kvm-one: terminating on signal 15 from pid 1782 (/usr/sbin/libvirtd) -2022-08-27T06:41:41.172667Z qemu-kvm-one: Failed to flush the L2 table cache: Input/output error -2022-08-27T06:41:41.172692Z qemu-kvm-one: Failed to flush the refcount block cache: Input/output error -``` -Steps to reproduce: -1. not possible for that moment - i did resize/increase the qcow2 image - -now its running again. -Additional information: -as i saw - there was a very old qemu-snapshot, which was not properly deleted. -After removing this snapshot, i did reszie the image. -I do suppose, this could be one reason the image (qcow2) got full ? - -Because all is THIN i was not aware of it (fs level ok, storage layer ok). -Is there any tool, how free space in a thin qcow2 file can be monitored ? - - - -``` -PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin \ -HOME=/var/lib/libvirt/qemu/domain-13-one-89 \ -XDG_DATA_HOME=/var/lib/libvirt/qemu/domain-13-one-89/.local/share \ -XDG_CACHE_HOME=/var/lib/libvirt/qemu/domain-13-one-89/.cache \ -XDG_CONFIG_HOME=/var/lib/libvirt/qemu/domain-13-one-89/.config \ -QEMU_AUDIO_DRV=none \ -/usr/bin/qemu-kvm-one \ --name guest=one-89,debug-threads=on \ --S \ --object secret,id=masterKey0,format=raw,file=/var/lib/libvirt/qemu/domain-13-one-89/master-key.aes \ --machine pc-i440fx-rhel7.6.0,accel=kvm,usb=off,dump-guest-core=off \ --cpu qemu64 \ --m 8192 \ --overcommit mem-lock=off \ --smp 4,sockets=4,cores=1,threads=1 \ --uuid 8c920c7f-f687-4c47-bfc7-671425c7436b \ --no-user-config \ --nodefaults \ --chardev socket,id=charmonitor,fd=40,server,nowait \ --mon chardev=charmonitor,id=monitor,mode=control \ --rtc base=utc \ --no-shutdown \ --boot strict=on \ --device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 \ --device virtio-scsi-pci,id=scsi0,num_queues=1,bus=pci.0,addr=0x4 \ --device virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x5 \ --blockdev '{"driver":"file","filename":"/var/lib/one//xxxx/disk.0","aio":"threads","node-name":"libvirt-3-storage","cache":{"direct":false,"no-flush":false},"auto-read-only":true,"discard":"unmap"}' \ --blockdev '{"node-name":"libvirt-3-format","read-only":false,"discard":"unmap","cache":{"direct":false,"no-flush":false},"driver":"qcow2","file":"libvirt-3-storage","backing":null}' \ --device scsi-hd,bus=scsi0.0,channel=0,scsi-id=0,lun=0,device_id=drive-scsi0-0-0-0,drive=libvirt-3-format,id=scsi0-0-0-0,bootindex=1,write-cache=off \ --blockdev '{"driver":"file","filename":"/var/lib/one//xxxx/disk.1","aio":"threads","node-name":"libvirt-2-storage","cache":{"direct":false,"no-flush":false},"auto-read-only":true,"discard":"unmap"}' \ --blockdev '{"node-name":"libvirt-2-format","read-only":false,"discard":"unmap","cache":{"direct":false,"no-flush":false},"driver":"qcow2","file":"libvirt-2-storage","backing":null}' \ --device scsi-hd,bus=scsi0.0,channel=0,scsi-id=1,lun=0,device_id=drive-scsi0-0-1-0,drive=libvirt-2-format,id=scsi0-0-1-0,write-cache=off \ --blockdev '{"driver":"file","filename":"/var/lib/one//xxxx/disk.2","node-name":"libvirt-1-storage","auto-read-only":true,"discard":"unmap"}' \ --blockdev '{"node-name":"libvirt-1-format","read-only":true,"driver":"raw","file":"libvirt-1-storage"}' \ --device ide-cd,bus=ide.0,unit=0,drive=libvirt-1-format,id=ide0-0-0 \ --netdev tap,fd=42,id=hostnet0 \ --device e1000,netdev=hostnet0,id=net0,mac=02:00:c0:a8:02:17,bus=pci.0,addr=0x3 \ --chardev socket,id=charchannel0,fd=43,server,nowait \ --device virtserialport,bus=virtio-serial0.0,nr=1,chardev=charchannel0,id=channel0,name=org.qemu.guest_agent.0 \ --vnc 0.0.0.0:89 \ --device cirrus-vga,id=video0,bus=pci.0,addr=0x2 \ --device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x6 \ --sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \ --msg timestamp=on -``` - -as the time of the crash the qcow2 status was: -(so i'm not sure the issue is about a space problem or a bug in qemu): - -``` -qemu-img info xxx/0/xxx -image: xxx/0/xxx -file format: qcow2 -virtual size: 1.46 TiB (1610612736000 bytes) -disk size: 988 GiB -cluster_size: 65536 -Snapshot list: -ID TAG VM SIZE DATE VM CLOCK ICOUNT -112 snap-111 0 B 2022-03-11 01:59:15 49:07:53.846 -282 snap-281 0 B 2022-08-20 01:59:17538:16:30.416 -283 snap-282 0 B 2022-08-21 01:59:16562:10:40.759 -284 snap-283 0 B 2022-08-22 01:59:16585:59:16.170 -285 snap-284 0 B 2022-08-23 01:59:16609:51:44.825 -286 snap-285 0 B 2022-08-24 01:59:16633:45:32.243 -287 snap-286 0 B 2022-08-25 01:59:16657:36:44.718 -288 snap-287 0 B 2022-08-26 01:59:16681:29:00.793 -Format specific information: - compat: 1.1 - compression type: zlib - lazy refcounts: false - refcount bits: 16 - corrupt: false - extended l2: false -root@proxpve1:~# qemu-img check xxxx/0/xxx -No errors were found on the image. -15252433/24576000 = 62.06% allocated, 6.32% fragmented, 0.00% compressed clusters -Image end offset: 1062936117248 - -1rst (OS) Disk on the VM: ------------------------------------------- -file format: qcow2 -virtual size: 100 GiB (107374182400 bytes) -disk size: 190 GiB -cluster_size: 65536 -Snapshot list: -ID TAG VM SIZE DATE VM CLOCK ICOUNT -282 snap-281 7.66 GiB 2022-08-20 01:59:17538:16:30.416 -283 snap-282 7.6 GiB 2022-08-21 01:59:16562:10:40.759 -284 snap-283 7.62 GiB 2022-08-22 01:59:16585:59:16.170 -285 snap-284 7.65 GiB 2022-08-23 01:59:16609:51:44.825 -286 snap-285 7.62 GiB 2022-08-24 01:59:16633:45:32.243 -287 snap-286 7.63 GiB 2022-08-25 01:59:16657:36:44.718 -288 snap-287 7.65 GiB 2022-08-26 01:59:16681:29:00.793 -Format specific information: - compat: 1.1 - compression type: zlib - lazy refcounts: false - refcount bits: 16 - corrupt: false - extended l2: false - - -No errors were found on the image. -782257/1638400 = 47.75% allocated, 22.16% fragmented, 0.00% compressed clusters -Image end offset: 315680292864 -``` |