：(L CRUSH map)
# ceph --version
ceph version 12.2.5 (cad919881333ac92274171586c827e01f554a70a) luminous (stable)
OSD class hdd ssd
#ceph osd tree
ID CLASS WEIGHT TYPE NAME STATUS REWEIGHT PRI-AFF
-1 0.03998 root default
-2 0 host 192.168.60.99
-5 0.03998 host control01
1 hdd 0.01999 osd.1 up 1.00000 1.00000
0 ssd 0.01999 osd.0 up 1.00000 1.00000
# ceph osd crush class ls
[
"ssd",
"hdd"
]
rule host ssd/hdd
# ceph osd crush rule create-replicated rule-ssd default host ssd
# ceph osd crush rule create-replicated rule-hdd default host hdd
pool rule
# ceph osd pool set images crush_rule rule-hdd
# ceph osd pool set backups crush_rule rule-hdd
# ceph osd pool set volumes crush_rule rule-ssd
# ceph osd pool set vms crush_rule rule-ssd
# ceph osd pool ls detail
pool 1 'images' replicated size 1 min_size 1 crush_rule 3 object_hash rjenkins pg_num 128 pgp_num 128 last_change 60 flags hashpspool stripe_width 0 application rbd
removed_snaps [1~3]
pool 2 'volumes' replicated size 1 min_size 1 crush_rule 2 object_hash rjenkins pg_num 128 pgp_num 128 last_change 64 flags hashpspool stripe_width 0 application rbd
removed_snaps [1~3]
pool 3 'backups' replicated size 1 min_size 1 crush_rule 3 object_hash rjenkins pg_num 128 pgp_num 128 last_change 62 flags hashpspool stripe_width 0 application rbd
pool 4 'vms' replicated size 1 min_size 1 crush_rule 2 object_hash rjenkins pg_num 128 pgp_num 128 last_change 66 flags hashpspool stripe_width 0 application rbd
removed_snaps [1~3]
images pool OSD
# glance image-show 1cf5aa5a-cc08-45cf-9d1e-5d9b77cd4e63
+------------------+----------------------------------------------------------------------------------+
| Property | Value |
+------------------+----------------------------------------------------------------------------------+
| checksum | ecc9a5132e7a0f11a4c585f513cd0873 |
| container_format | bare |
| created_at | 2019-05-16T17:13:42Z |
| direct_url | rbd://20660ae0-3a39-40b4-9cbe-97cc046cbe40/images/1cf5aa5a-cc08-45cf-9d1e- |
| | 5d9b77cd4e63/snap |
| disk_format | qcow2 |
| id | 1cf5aa5a-cc08-45cf-9d1e-5d9b77cd4e63 |
| locations | [{"url": "rbd://20660ae0-3a39-40b4-9cbe-97cc046cbe40/images/1cf5aa5a-cc08-45cf- |
| | 9d1e-5d9b77cd4e63/snap", "metadata": {}}] |
| min_disk | 0 |
| min_ram | 0 |
| name | cirros520 |
| owner | 7447893a665043fda4dcf573c5061173 |
| protected | False |
| size | 15731712 |
| status | active |
| tags | [] |
| updated_at | 2019-05-16T17:13:43Z |
| virtual_size | None |
| visibility | shared |
+------------------+----------------------------------------------------------------------------------+
# rbd ls images |grep 1cf5a
1cf5aa5a-cc08-45cf-9d1e-5d9b77cd4e63
# ceph osd map images 1cf5aa5a-cc08-45cf-9d1e-5d9b77cd4e63
osdmap e68 pool 'images' (1) object '1cf5aa5a-cc08-45cf-9d1e-5d9b77cd4e63' -> pg 1.70ef4ae7 (1.67) -> up ([1], p1) acting ([1], p1)