[ceph-users] ceph bluestore

2022-04-05 Thread Ali Akil
Hallo everybody, I have two questions regarding bluestore. I am struggling to understand the documentation :/ I am planning to deploy 3 ceph nodes with 10xHDDs for OSD data, Raid 0 2xSSDs for block.db with replication on host level. First Question : Is it possible to deploy block.db on RAID 0 p

[ceph-users] Ceph Bluestore tweaks for Bcache

2022-04-04 Thread Richard Bade
Hi Everyone, I just wanted to share a discovery I made about running bluestore on top of Bcache in case anyone else is doing this or considering it. We've run Bcache under Filestore for a long time with good results but recently rebuilt all the osds on bluestore. This caused some degradation in per

[ceph-users] ceph bluestore speed

2021-09-02 Thread Idar Lund
Hi, I'm trying to set up a test lab with ceph (on proxmox). I've got 3 nodes, but I figured I'd start with 1 to test out speeds and to learn more about the setup of ceph. I will add the 2 extra nodes later. One thing that was disappointing was the writing speed. In my setup I've got 14 * 300GB S