QEMU Storage & Block Devices
- QEMU Block Drivers
- QEMU Images
- NBD - Network Block DeviceWikipediaNetwork block device (GitHubGitHubNetworkBlockDevice/nbd)
- SLES KVM Cache Modes
Operations
# Convert Image
qemu-img convert -f parallels original.hds -O raw converted.rawiSCSI
# Connect to iSCSI target
qemu-system-x86_64 -iscsi initiator-name=iqn.2001-04.com.example:my-initiator \
-cdrom iscsi://192.0.2.1/iqn.2001-04.com.example/2 \
-drive file=iscsi://192.0.2.1/iqn.2001-04.com.example/1NBD (Network Block Device)
# Create image
qemu-img create test -F qcow2 test.qcow2
# Export via QEMU Storage Daemon
qemu-storage-daemon \
--blockdev driver=qcow2,node-name=test,file.filename=test.qcow2,file.locking=off,file.driver=file \
--nbd-server addr.type=inet,addr.host=0.0.0.0,addr.port=6789 \
--export nbd,device=test
# Export via qemu-nbd (default port 10809)
qemu-nbd -f qcow2 file.qcow2NBD Server Options
--nbd-server addr.type=inet,addr.host=<host>,addr.port=<port>
# Optional TLS
# [,tls-creds=<id>][,tls-authz=<id>]关联信息
反向链接、本文链接的其他页面和外部资料。
参考资料
GitHub1 条
- NetworkBlockDevice/nbdgithub.com/NetworkBlockDevice/nbd
Wikipedia1 条
- Network block deviceWikipedia:Network block device
其他外链3 条
- documentation.suse.com/sles/11-SP4/html/SLES-kvm4zseries/cha-qemu-cachemodes.htmldocumentation.suse.com/sles/11-SP4/html/SLES-kvm4zseries/cha-qemu-cachemodes.html
- www.qemu.org/docs/master/system/images.htmlwww.qemu.org/docs/master/system/images.html
- www.qemu.org/docs/master/system/qemu-block-drivers.htmlwww.qemu.org/docs/master/system/qemu-block-drivers.html