[PVE-User] (Unsupported) SoftRAID on multipath

[Gilles Mocellin]

Le 25/11/2013 17:20, Eneko Lacunza a écrit :
> Hi all,
>
> Maybe this question belongs to a debian administrator's list, but I 
> thought someone could have some experience with this, and it could be 
> of interest to other users.
>
> We have a Proxmox node with a directory storage:
>      - The directory is a mountpoint for a SoftRAID (RAID1) device, 
> with 2 devices. (md0)
>         * Device one is a local disk (sdb)
>         * Device two is a multipath network iSCSI disk (dm-3)
>
> When the server boots up, md0 is degraded because it couldn't find dm-3.
>
> I have looked to mdraid and multipath init scripts and it seems that 
> multipath is trying to start multipath devices before networking is up.
>
> Has someone had this issue?
>
> Thanks a lot
> Eneko
>
Hello,

You should force multipath to run (or re-run) after open-iscsi is started.
I would try to add a boot dependandcy in /etc/init.d/multipath-tools, to 
start after open-iscsi.
Same thing with /etc/init.d/mdadm-raid, to start after multipath-tools.