Hi Satish You should be able to choose different modes of operation for each port / disk. Most dell servers will let you do RAID and JBOD in parallel. If you can't do that and can only either turn RAID on or off then you can use SW RAID for your OS On Fri, Jul 20, 2018 at 9:01 PM, Satish Patel <satish.txt@xxxxxxxxx> wrote: > Folks, > > I never used JBOD mode before and now i am planning so i have stupid > question if i switch RAID controller to JBOD mode in that case how > does my OS disk will get mirror? > > Do i need to use software raid for OS disk when i use JBOD mode? > _______________________________________________ > ceph-users mailing list > ceph-users@xxxxxxxxxxxxxx > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com