OS moves after reboot to different device

Hi All, I just built a 3 node cluster (4.5.2) with 3 Virtual Disks on identical Dell Servers. First Virtual Disk /dev/sda - BOSS Card - 450GB Second Virtual Disk /dev/sdb - SSD 14TB Third Virtual Disk /dev/sdc - HDD 72TB All OS disks were /dev/sda before reboot Following reboot only first Node is still /dev/sda - other 2 nodes are now /dev/sdc This obviously makes it impossible to create VG groups and create Gluster storage volumes. Can anyone shed any light on why this is happening and how to prevent it. Kind regards Simon

I should clarify that the OS remains on the BOSS card (originally /dev/sda) but following a reboot the device name has changed to /dev/sdc

This is just normal. The /dev/sdX names are never stable, as they are assigned during boot time. And it depends which device module is loaded first, so names might change. If you need stable naming, then use /dev/disk/by-xxx/ symlinks. On 7/02/2023 15:14, simon@justconnect.ie wrote:
I should clarify that the OS remains on the BOSS card (originally /dev/sda) but following a reboot the device name has changed to /dev/sdc _______________________________________________ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-leave@ovirt.org Privacy Statement: https://www.ovirt.org/privacy-policy.html oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/4I7ENXMS7LPQO6...

Thanks Jean-Louis, I've never had an issue with them changing in the past. Do you have some documentation/links that would help me in the oVirt enviroments please? Regards Simon
participants (2)
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Jean-Louis Dupond
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simon@justconnect.ie