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I can create this scheme, only with lvm (sda1:ssd 240G, sdb1:SAS:1TB) : pvcreate /dev/sda1 /dev/sdb1 vgcreate vg_ssd /dev/sda1 vgcreate vg_hdd /dev/sdb1 lvcreate -L 2G -n lv_hddjl vg_ssd lvcreate -L 2G -n lv_hdddb vg_ssd lvcreate -L 2G -n lv_ssddb vg_ssd lvcreate -L 2G -n lv_ssdjl vg_ssd...

I tried using the ceph configuration guide from youtube. But have a problems. Hardware 4 Nodes: every have 1ssd 16Gb(Proxmox) 1ssd 250Gb 1 Hdd 1 TB. I want create 2 pools (SSD and HDD). But I want save journal of hdd and ssd pool only on ssd disk. And use ssd as cache for hdd. I have not found...