Hello gprovost and brunof,
I have the same problem today, but at the end, I get:
assembled from 2 drives - not enough to start the array
(it is an helios 64 with 5 drives) here are the transcripts:
Than You very much for this post and the forum!!
Best regards, David
lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 12.8T 0 disk
sdb 8:16 0 12.8T 0 disk
sdc 8:32 0 12.8T 0 disk
sdd 8:48 0 12.8T 0 disk
sde 8:64 0 12.8T 0 disk
mmcblk2 179:0 0 14.6G 0 disk
└─mmcblk2p1 179:1 0 14.4G 0 part /
mmcblk2boot0 179:32 0 4M 1 disk
mmcblk2boot1 179:64 0 4M 1 disk
cat /proc/mdstat
cat/proc/mdstat
-bash: cat/proc/mdstat: No such file or directory
cat/etc/mdadm/mdadm.conf
-bash: cat/etc/mdadm/mdadm.conf: No such file or directory
cat/etc/fstab
-bash: cat/etc/fstab: No such file or directory
mdadm -D /dev/md0
mdadm: cannot open /dev/md0: No such file or directory
cat /etc/fstab
UUID=a7a41236-bd7e-4b26-a31d-e30f47633de7 / ext4 noatime,nodiratime,defaults,commit=60 0,errors=remount-ro 0 1
tmpfs /tmp tmpfs defaults,nosuid 0 0
# >>> [openmediavault]
/dev/disk/by-uuid/9a6523a1-ad50-4f47-ad34-40969412fb14 /srv/dev-disk-by-uuid-9a6523a1-ad50-4f47-ad34 -40969412fb14 ext4 defaults,nofail,user_xattr,usrjquota=aquota.user,grpjquota=aquota.group,jqfmt=vfsv0,a cl 0 2
/dev/disk/by-uuid/7ab05eb1-2cfd-4e97-a58c-11dfa0c345b1 /srv/dev-disk-by-uuid-7ab05eb1-2cfd-4e97-a58c -11dfa0c345b1 ext4 defaults,nofail,user_xattr,usrjquota=aquota.user,grpjquota=aquota.group,jqfmt=vfsv0,a cl 0 2
/dev/disk/by-uuid/da21c77c-d9b0-438a-ae92-b3e5b69d43ea /srv/dev-disk-by-uuid-da21c77c-d9b0-438a-ae92 -b3e5b69d43ea ext4 defaults,nofail,user_xattr,usrjquota=aquota.user,grpjquota=aquota.group,jqfmt=vfsv0,a cl 0 2
/dev/disk/by-uuid/8a02774d-b5ae-48d8-acdf-21650a592e95 /srv/dev-disk-by-uuid-8a02774d-b5ae-48d8-acdf -21650a592e95 ext4 defaults,nofail,user_xattr,usrjquota=aquota.user,grpjquota=aquota.group,jqfmt=vfsv0,a cl 0 2
//192.168.178.32/share1 /srv/009c112d-24cc-4cd2-80a8-1a92225c0da7 cifs _netdev,iocharset=utf 8,vers=3.0,nofail,credentials=/root/.cifscredentials-c3c94089-2022-4974-afba-c886c545ac64 0 0
# <<< [openmediavault]
cat /etc/mdadm/mdadm.conf
# This file is auto-generated by openmediavault (https://www.openmediavault.org)
# WARNING: Do not edit this file, your changes will get lost.
# mdadm.conf
#
# Please refer to mdadm.conf(5) for information about this file.
#
# by default, scan all partitions (/proc/partitions) for MD superblocks.
# alternatively, specify devices to scan, using wildcards if desired.
# Note, if no DEVICE line is present, then "DEVICE partitions" is assumed.
# To avoid the auto-assembly of RAID devices a pattern that CAN'T match is
# used if no RAID devices are configured.
DEVICE partitions
# auto-create devices with Debian standard permissions
CREATE owner=root group=disk mode=0660 auto=yes
# automatically tag new arrays as belonging to the local system
HOMEHOST <system>
# instruct the monitoring daemon where to send mail alerts
MAILADDR david@mayenfisch.com
MAILFROM root
# definitions of existing MD arrays
ARRAY /dev/md/helios64:Meduraid metadata=1.2 name=helios64:Meduraid UUID=e8fadf3f:06489a06:20c58fb5:f3e10151
cat /proc/mdstat
Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10]
md127 : inactive sde[4](S) sdc[2](S) sdd[3](S) sdb[1](S) sda[0](S)
68361251840 blocks super 1.2
unused devices: <none>
mdadm --stop /dev/md127
mdadm: stopped /dev/md127
root@helios64:~# mdadm /dev/md127 --assemble /dev/sd[abcde] #debut demmarage disques 12:29 censé syncher
mdadm /dev/md127 --assemble /dev/sd[abcde]
mdadm: /dev/md127 assembled from 2 drives - not enough to start the array.
