I was on 4.9.0-4 (Stretch), now tried with 4.13.0-0 but had no luck. I also tried it again on a clean Ubuntu-Server 17.10 with Kernel 4.13.0-16 and had exactly the same issue:
RAID assembling at boot only works when no journal device is involved. > On 7. Nov 2017, at 20:04, deloptes <delop...@gmail.com> wrote: > > besides what do you have in /etc/default/mdadm I did not touch /etc/default/mdadm. I ran dpkg-reconfigure mdadm once, but this did not help, options in /etc/default/mdadm are: AUTOCHECK=true START_DAEMON=true DAEMON_OPTIONS="--syslog" VERBOSE=false Options in /etc/mdadm/mdadm.conf are: HOMEHOST <system> MAILADDR root ARRAY /dev/md/test metadata=1.2 UUID=4f0448f6:fee2638c:a1c1b547:20358980 name=debian:test spares=1 regards
