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35 qcow2をマウント @01_linux:08_仮想化:kvm
12 Hits, Last modified: 12 months ago
Label MBR Size Parent UUID /dev/sda1 filesystem ext4 cloudimg-rootfs - 5183... 84 - 7d0b2637-958d-4177-a078-d437a92b45eb /dev/sda14 filesystem unknown - - 4194304 - - /dev/sda15 filesystem vfat UEFI - 109422592 - 7EB9-5D73 /dev/sda1 partition - - - 5357
05 ゲストCentOS5をVirtio化 @01_linux:08_仮想化:kvm
11 Hits, Last modified: 3 years ago
=== # virsh edit [VM] ===== Disk ===== target dev をvda へ、busをvirtioに変更 <disk type='block' device='disk'> <driver name='qemu' type='raw' cache='none' io='native'/> <source dev='/dev/mapper/VolG00-Volmatsui'/> <target dev='hda' bus='ide'/> </disk> ↓ ↓ 変更 <disk type='bl
10 LVM 丸ごとバックアップ
8 Hits, Last modified: 5 years ago
> スナップショット作成 # lvcreate -s -L 5G -n snap-Vol1001 /dev/VolG00/Vol1001 作成したスナップショットに対し、kpartx # kpartx -p X -a /dev/VolG00/snap-Vol1001 lvs でsnap-Vol1001内のLVSが見えるように鳴るので、lvchange # lvchange -ay /dev/VolGroup/lv_root マウント # mount /dev/mapper/VolGroup-lv_root /mnt/snap/ # mount /dev/mapper/VolG00-snap
KVMでWindowsを動かし、virtio化
8 Hits, Last modified: 6 years ago
]も一緒に定義しておく <code console> <disk type='file' device='disk'> <driver name='qemu' type='qcow2'... <source file='/tmp/test.img'/> <target dev='vdb' bus='virtio'/> </disk> <disk type='file' device='cdrom'> <driver name='qemu'/> <so... le='/CDROM/virtio-win-0.1-30.iso'/> <target dev='hdc' bus='ide'/> <readonly/> </disk> <
仮想化KVM
6 Hits, Last modified: 13 years ago
E5%89%8Dvps-windowsxp/ <code console> <boot dev='hd'/> ↓ <boot dev='cdrom'/> <disk type='file' device='cdrom'> <driver name='qemu'/> <source file='/CDROM/W2k3SP2.iso'/> <target dev='hdc' bus='ide'/> <readonly/> <addres
11 LVMまるごとコピー
5 Hits, Last modified: 4 years ago
:99_その他:15_ddで進捗を確認]]で確認できる。 <code> # time dd if=/dev/VolG00/TEST1001 bs=1M | ssh -c arcfour256 root@192.168.11.11 "dd of=/dev/VolG00/TESTdev1001 bs=1M" </code> ネットワークが遅い場合は、圧縮したほうが良いかも <code> # time dd if=/dev/VolG00/TEST1001 bs=1M | gzip -1 - | ssh -c arcfour256 root@192.168.11.11 "gunzip | dd of=/dev/VolG00/TESTdev1001 bs=1M" </code> ===== LVMを丸ごと
12 ファイルをすべてバックアップ
4 Hits, Last modified: 4 years ago
プ ===== <code> # lvcreate -s -L 42G -n snapshot /dev/hogevg/hogelv # kpartx -p X -a /dev/hogevg/snapshot # mkdir /mnt/snapshot # mount /dev/mapper/snapshotX1 /mnt/snapshot # tar -C /mnt/snap... o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o PasswordAuthentication=no "cat > /root/wo
33 OpenNebula Windows Template
4 Hits, Last modified: 6 years ago
ge for Windows2019 STD" TYPE="CDROM" DRIVER="raw" DEV_PREFIX="hd" __CD__ $ oneimage create -d 1 Window... Windows2019 STD" TYPE="DATABLOCK" DRIVER="qcow2" DEV_PREFIX="hd" __IMG__ $ oneimage create -d 1 Windo... DEL = [ MODEL = "host-passthrough" ] DISK = [ DEV_PREFIX = "hd", IMAGE = "Windows2019 STD CD-ROM"... Mからimageディスクを外して、テンプレートにしておく。 Imageのpersistentも外す DEV_PREFIX = vd ===== 6. ライセンス認証はコレで ===== <code> s
01 JuJu Maas Openstack @01_linux:08_仮想化:juju
4 Hits, Last modified: 4 years ago
/code> ==== bundle.yaml用意 ==== data-portと、osd-devicesとノード情報だけ変更しました。 <code> $ cd ~/openstack-base... worker-multiplier: &worker-multiplier 0.25 osd-devices: &osd-devices /dev/vda expected-osd-count: &expected-osd-count 3 expected-mon-count: &expected-mon-count 3 m
07 qemuでserial接続 @01_linux:08_仮想化:kvm
4 Hits, Last modified: 6 years ago
ect memory-backend-file,id=mem0,size=1G,mem-path=/dev/hugepages,share=on \ -numa node,memdev=mem0 \ -bo... ow2,format=qcow2,if=none,id=drive-virtio-disk0 \ -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x6,dri... el=kvm,usb=off \ -netdev bridge,br=br0,id=net0 \ -device e1000,netdev=net0,mac=52:54:00:12:10:11 \ -cha... cket,id=spdk_vhost_blk0,path=/var/tmp/vhost.0 \ -device vhost-user-blk-pci,id=blk0,chardev=spdk_vhost_
08 qcow2 バックアップ 外部へ取得する場合(online external) @01_linux:08_仮想化:kvm
4 Hits, Last modified: 3 years ago
virsh dumpxml testvm . . . <disk type='file' device='disk'> <driver name='qemu' type='qcow2'... ackingStore/> </backingStore> <target dev='vda' bus='virtio'/> <alias name='virtio-di... virsh dumpxml testvm . . . <disk type='file' device='disk'> <driver name='qemu' type='qcow2'... ' index='2'/> <backingStore/> <target dev='vda' bus='virtio'/> <alias name='virtio-di
33 qcow2 中身確認 @01_linux:08_仮想化:kvm
4 Hits, Last modified: 12 months ago
くれる ### ><fs> run ### ><fs> list-filesystems ### /dev/vda1: ext4 ### /dev/vg_hoge/lv_root: ext4 ### /dev/vg_hoge/lv_swap: swap ### ><fs> mount /dev/vg_svxxx/lv_root / ><fs> cat /etc/hosts 127.0.0.1 hoge lo
13 LVM スナップショット & 復元
3 Hits, Last modified: 4 years ago
ト作成 ===== # lvcreate -s -L 5G -n snap-Vol1001 /dev/VolG00/Vol1001 ===== スナップショット復元 ===== ==== マウン... t /mnt ==== 一度notactiveへ ==== # lvchange -an /dev/VolG00/Vol1001 ==== Merge ==== # lvconvert --merge /dev/VolG00/snap-Vol1001 次activeにする時にスナップショット時のデータに戻り
03 KVM install
2 Hits, Last modified: 6 years ago
rt-install \ --name TESTVM \ --ram 2048 \ --file=/dev/VolG00/VolTEST \ --vcpus 4 \ --clock offset=local... rt-install \ --name TESTVM \ --ram 2048 \ --file=/dev/VolG00/VolTEST \ --vcpus 4 \ --clock offset=local
02 OpenStack base Console @01_linux:08_仮想化:juju
2 Hits, Last modified: 4 years ago
を変更するとConsoleのアドレスが下記のように変わる ==== <code> @maasvm-dev:~$ nova get-vnc-console 4334cf29-a393-4ac5-baa0-f... le-proxy-ip local => 100.100.100.250.250 @maasvm-dev:~$ nova get-vnc-console 4334cf29-a393-4ac5-baa0-f
32 LVM から qcow2に変換 @01_linux:08_仮想化:kvm
1 Hits, Last modified: 3 years ago
34 疑似NVMe Drive @01_linux:08_仮想化:kvm
1 Hits, Last modified: 4 years ago

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