ceph bottleneck

  1. Jackobli

    PVE-Ceph, Adding multiple disks to a existing pool

    Hi there We got a six server cluster with existing ceph pools. Now we need to add more disks to one pool and I am unsure what scenario needs more time and/or causes more «turbulances» . The pool consists of 6 x 2 SAS SSD (3.2 TB and 6.4 TB). We would add another 6 x 2 SAS SSD (6.4 TB)...
  2. M

    ceph tuning

    First a disclaimer, this is a lab, definitely not a reference design, the point was to do weird things, learn how cephs reacts and then learn how to get myself out of whatever weird scenario I ended up with. I've spent a few days on the forum, seems many of the resolutions were people...
  3. D

    Ceph OSD Full

    Hello, I am a beginner with Proxmox. My ceph storage is full, I have 3 nodes with one OSD each, and the smallest (80GB) is full (more than 90%), each OSD is created from lvm volume and there are hdds, I know that as long as I have a single OSD that is much fuller than the others, it will be the...
  4. B

    Proxmox ceph low write iops but good read iops. Why??

    Hi, We are running a 5-node proxmox ceph cluster. Among them 3 of them are having ssd drives which is making a pool called ceph-ssd-pool1. Following are the configuration: Ceph Network: 10G SSD drives are of: Kingston SEDC500M/1920G (Which they call it as Datacenter grade SSDs and claiming to...


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