hello, what is the correct procedure for disk replacement when using raw-disk passthrough into a VM ?
if i remove a disk to simulate failure, both host and VM correctly see it fail. fine. when i plug it back, disk comes back online with a new disk-name "sdX" and kvm VM does not open that by itself - sure, most likely expected behaviour. but i don't find a way to tell kvm VM to "hot unplug" or forget about the old, removed disk. unfortunately, there is only "qm set <id> -scsiX .....", but no unset or "hot unplug" command for disk which had been added. i have come a little bit closer to re-add that by adding the disk as a NEW scsi disk "scsi7", but how do i tell kvm it should stop using the former device/path ? i searched into kvm documentation, but i don't find a proper example on how to do this... i want to avoid downtime/maintenance window in case of a disk failure... regards Roland root@pve1:/etc/pve/qemu-server# cat 100.conf bootdisk: scsi0 cores: 8 ide2: local:iso/CentOS-7-x86_64-DVD-1804.iso,media=cdrom memory: 2048 name: backupvm3 net0: virtio=DA:C3:4F:AD:92:93,bridge=vmbr0 numa: 1 ostype: l26 scsi0: local-zfs:vm-100-disk-0,size=15G scsi1: /dev/disk/by-id/ata-WDC_WD60EFRX-68MYMN1_WD-WX11D4430551,size=5860522584K scsi2: /dev/disk/by-id/ata-WDC_WD60EFRX-68MYMN1_WD-WX11D4435339,size=5860522584K scsi3: /dev/disk/by-id/ata-WDC_WD60EFRX-68MYMN1_WD-WX51D6416058,size=5860522584K scsi4: /dev/disk/by-id/ata-WDC_WD60EFRX-68MYMN1_WD-WX51H3417654,size=5860522584K scsi5: /dev/disk/by-id/ata-WDC_WD60EFRX-68MYMN1_WD-WX51H3425161,size=5860522584K scsi6: /dev/disk/by-id/ata-WDC_WD60EFRX-68MYMN1_WD-WX51H3425422,size=5860522584K scsihw: virtio-scsi-single smbios1: uuid=80125eec-ee8f-404c-9b56-3db5f2da2735 sockets: 1 vmgenid: eebcc297-2286-4174-9f1d-e7d92e9c01aa _______________________________________________ pve-user mailing list [email protected] https://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
