Unable to create RAID

[hyqf98]

Operating system

ubuntu server 20.04

Description

I couldn't create a RAID through the storage manager after initialization

Docker compose

docker run -d \
  --name virtual-dsm \
  --restart unless-stopped \
  --privileged \
  --cap-add NET_ADMIN \
  -p 5000:5000 \
  -p 5001:5001 \
  -v /app/soft/dsm-system:/storage \
  --device /dev/sdb:/disk2 \
  --device /dev/sdc:/disk3 \
  -e DSM_HOSTNAME="xxxx" \
  vdsm/virtual-dsm:latest

Docker log

VirtualDSM login: [   29.159694] BTRFS: device label 2025.11.29-09:37:01 v72806 devid 1 transid 3 /dev/sdc1
[   29.725532] BTRFS info (device sdc1): using free space tree
[   29.731970] BTRFS info (device sdc1): using free block group cache tree
[   29.739310] BTRFS info (device sdc1): has skinny extents
[   29.744673] BTRFS info (device sdc1): flagging fs with big metadata feature
[   29.754711] BTRFS info (device sdc1): detected SSD devices, enabling SSD mode
[   29.758572] BTRFS info (device sdc1): BTRFS: root of syno feature tree is null
[   29.762558] BTRFS info (device sdc1): setting 4611686018427387904 campat feature flag
[   29.964597] BTRFS: creating free space tree
[   29.969043] BTRFS info (device sdc1): setting 1 ro feature flag
[   30.108886] BTRFS info (device sdc1): creating UUID tree
[   30.375200] BTRFS info (device sdc1): setting 2 feature flag
[   30.650863] volumetool (8474): drop_caches: 3
[   30.985496] BTRFS info (device sdc1): enabling auto syno reclaim space
[   30.991322] BTRFS info (device sdc1): use ssd allocation scheme
[   30.996628] BTRFS info (device sdc1): turning on discard
[   31.001192] BTRFS info (device sdc1): using free space tree
[   31.005057] BTRFS info (device sdc1): using free block group cache tree
[   31.008637] BTRFS info (device sdc1): has skinny extents
[   31.033599] BTRFS info (device sdc1): BTRFS: root of syno feature tree is null
[   33.687813] BTRFS: device label 2025.11.29-09:37:06 v72806 devid 1 transid 3 /dev/sdd1
[   34.173431] BTRFS info (device sdd1): using free space tree
[   34.179077] BTRFS info (device sdd1): using free block group cache tree
[   34.185627] BTRFS info (device sdd1): has skinny extents
[   34.191309] BTRFS info (device sdd1): flagging fs with big metadata feature
[   34.223647] BTRFS info (device sdd1): detected SSD devices, enabling SSD mode
[   34.229870] BTRFS info (device sdd1): BTRFS: root of syno feature tree is null
[   34.237516] BTRFS info (device sdd1): setting 4611686018427387904 campat feature flag
[   34.400353] BTRFS: creating free space tree
[   34.404706] BTRFS info (device sdd1): setting 1 ro feature flag
[   34.544318] BTRFS info (device sdd1): creating UUID tree
[   34.811338] BTRFS info (device sdd1): setting 2 feature flag
[   35.136307] volumetool (8474): drop_caches: 3
[   35.504485] BTRFS info (device sdd1): enabling auto syno reclaim space
[   35.510605] BTRFS info (device sdd1): use ssd allocation scheme
[   35.514687] BTRFS info (device sdd1): turning on discard
[   35.517763] BTRFS info (device sdd1): using free space tree
[   35.520427] BTRFS info (device sdd1): using free block group cache tree
[   35.523247] BTRFS info (device sdd1): has skinny extents
[   35.553616] BTRFS info (device sdd1): BTRFS: root of syno feature tree is null
[   40.956390] capability: warning: `nginx' uses 32-bit capabilities (legacy support in use)
[   41.180262] Synotify use 16384 event queue size
[   41.181346] Synotify use 16384 event queue size
[   57.249524] iSCSI:target_core_rodsp_server.c:1025:rodsp_server_init RODSP server started, login_key(160600fff6c1).
[   57.278561] syno_extent_pool: module license 'Proprietary' taints kernel.
[   57.280106] Disabling lock debugging due to kernel taint
[   57.281832] iSCSI:extent_pool.c:766:ep_init syno_extent_pool successfully initialized
[   57.327103] iSCSI:target_core_device.c:612:se_dev_align_max_sectors Rounding down aligned max_sectors from 4294967295 to 4294967288
[   57.332111] iSCSI:target_core_configfs.c:5763:target_init_dbroot db_root: cannot open: /etc/target
[   57.335536] iSCSI:target_core_lunbackup.c:366:init_io_buffer_head 2048 buffers allocated, total 8388608 bytes successfully
[   57.420805] iSCSI:target_core_file.c:152:fd_attach_hba RODSP plugin for fileio is enabled.
[   57.429103] iSCSI:target_core_file.c:159:fd_attach_hba ODX Token Manager is enabled.
[   57.437357] iSCSI:target_core_multi_file.c:91:fd_attach_hba RODSP plugin for multifile is enabled.
[   57.445523] iSCSI:target_core_ep.c:795:ep_attach_hba RODSP plugin for epio is enabled.
[   57.450771] iSCSI:target_core_ep.c:802:ep_attach_hba ODX Token Manager is enabled.
[   57.585865] workqueue: max_active 1024 requested for vhost_scsi is out of range, clamping between 1 and 512

❯ -----------------------------------------------------------
❯  You can now login to DSM at port 5000
❯ -----------------------------------------------------------

[   59.132143] findhostd uses obsolete (PF_INET,SOCK_PACKET)
[   67.192313] fuse init (API version 7.23)

Screenshots (optional)

No response

[kroese]

Virtual DSM has no functionality to create RAID arrays. If you need RAID, you can do this on your host system (Ubuntu) and then use that disk for Virtual DSM.