Re: [ceph-users] Another OSD Crush question.

2015-04-28 Thread Rogier Dikkes
Hi Robert, Relocating the older hardware to the new racks is also an interesting option. Thanks for the suggestion! Rogier Dikkes Systeem Programmeur Hadoop & HPC Cloud SURFsara | Science Park 140 | 1098 XG Amsterdam > On Apr 23, 2015, at 5:50 PM, Robert LeBlanc wrote: > > If you force CRUS

Re: [ceph-users] Another OSD Crush question.

2015-04-23 Thread Robert LeBlanc
If you force CRUSH to put copies in each rack, then you will be limited by the smallest rack. You can have some sever limitations if you try to keep your copies to two racks (see the thread titles "CRUSH rule for 3 replicas across 2 hosts") for some of my explanation about this. If I were you, I w