Hi,
On 12/9/21 03:11, Md. Hejbul Tawhid MUNNA wrote:
Hi,
Yes, we have added new osd. Previously we had only one type disk, hdd. now
we have added ssd disk separate them with replicated_rule and device class
ID CLASS WEIGHT REWEIGHT SIZE USE AVAIL %USE VAR PGS
...
...
40 ssd 1.81898 1.00000 1.8 TiB 141 GiB 1.7 TiB 7.55 0.25 1035
41 ssd 1.81898 1.00000 1.8 TiB 94 GiB 1.7 TiB 5.07 0.17 1043
TOTAL 226 TiB 69 TiB 158 TiB 30.40
Is that a replicated with min_size=1 and size=2? Or are you planning on
adding a third SSD osd?
MIN/MAX VAR: 0.17/1.30 STDDEV: 6.38
It looks like the data placement could be optimized by the Ceph
balancer. And this would provide you with (a lot more) space. Do you use
Ceph balancer?
These tools might be helpful as well:
https://github.com/TheJJ/ceph-balancer
https://github.com/digitalocean/pgremapper
Gr. Stefan
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