【对象存储】rgw重置
Ceph Object Storage Placement
确认当前已经存储的crush rule:
$ ceph osd crush rule dump
[
{
"rule_id": 0,
"rule_name": "replicated_rule",
"ruleset": 0,
"type": 1,
"min_size": 1,
"max_size": 10,
"steps": [
{
"op": "take",
"item": -1,
"item_name": "default"
},
{
"op": "chooseleaf_firstn",
"num": 0,
"type": "host"
},
{
"op": "emit"
}
]
},
{
"rule_id": 1,
"rule_name": "slow",
"ruleset": 1,
"type": 1,
"min_size": 1,
"max_size": 10,
"steps": [
{
"op": "take",
"item": -9,
"item_name": "slow"
},
{
"op": "chooseleaf_firstn",
"num": 0,
"type": "host"
},
{
"op": "emit"
}
]
}
]
在 default
Zonegroup 增加新的 Placement target 名為 slow
並且賦予 tag 為 slow
1 $ radosgw-admin zonegroup placement add --rgw-zonegroup default --placement-id slow --tags slow 2 3 [ 4 { 5 "key": "default-placement", 6 "val": { 7 "name": "default-placement", 8 "tags": [], 9 "storage_classes": [ 10 "STANDARD" 11 ] 12 } 13 }, 14 { 15 "key": "slow", 16 "val": { 17 "name": "slow", 18 "tags": [ 19 "slow" 20 ], 21 "storage_classes": [ 22 "STANDARD" 23 ] 24 } 25 } 26 ]
替 default-placement
Placement target 新增名為 default-placement
tag
1 $ radosgw-admin zonegroup placement modify --rgw-zonegroup default --placement-id default-placement --tags default-placement 2 3 [ 4 { 5 "key": "default-placement", 6 "val": { 7 "name": "default-placement", 8 "tags": [ 9 "default-placement" 10 ], 11 "storage_classes": [ 12 "STANDARD" 13 ] 14 } 15 }, 16 { 17 "key": "slow", 18 "val": { 19 "name": "slow", 20 "tags": [ 21 "slow" 22 ], 23 "storage_classes": [ 24 "STANDARD" 25 ] 26 } 27 } 28 ]
在 default
Zone 增加新的 placement pool,並且命名为 slow
。建置過程中需配置 index-pool, data-pool 與 –data-extra-pool
radosgw-admin zone placement add --rgw-zone default --placement-id slow --index-pool slow.rgw.buckets.index --data-pool
查询结果如下图所示:
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
{ "id": "67798670-9929-4675-a595-a27b10576b5e", "name": "default", "domain_root": "default.rgw.meta:root", "control_pool": "default.rgw.control", "gc_pool": "default.rgw.log:gc", "lc_pool": "default.rgw.log:lc", "log_pool": "default.rgw.log", "intent_log_pool": "default.rgw.log:intent", "usage_log_pool": "default.rgw.log:usage", "reshard_pool": "default.rgw.log:reshard", "user_keys_pool": "default.rgw.meta:users.keys", "user_email_pool": "default.rgw.meta:users.email", "user_swift_pool": "default.rgw.meta:users.swift", "user_uid_pool": "default.rgw.meta:users.uid", "otp_pool": "default.rgw.otp", "system_key": { "access_key": "", "secret_key": "" }, "placement_pools": [ { "key": "default-placement", "val": { "index_pool": "default.rgw.buckets.index", "storage_classes": { "STANDARD": { "data_pool": "default.rgw.buckets.data" } }, "data_extra_pool": "default.rgw.buckets.non-ec", "index_type": 0 } }, { "key": "slow", "val": { "index_pool": "slow.rgw.buckets.index", "storage_classes": { "STANDARD": { "data_pool": "slow.rgw.buckets.data" } }, "data_extra_pool": "slow.rgw.buckets.non-ec", "index_type": 0 } } ], "metadata_heap": "", "realm_id": "" }
配置完成後,建立相對應的 pools
$ ceph osd pool create slow.rgw.buckets.index 8 8 pool 'slow.rgw.buckets.index' created $ ceph osd pool create slow.rgw.buckets.data 8 8 pool 'slow.rgw.buckets.data' created $ ceph osd pool create slow.rgw.buckets.non-ec 8 8 pool 'slow.rgw.buckets.non-ec' created
確認新建立 pool 的 Crush Rule
$ ceph osd pool ls detail ... pool 5 'default.rgw.buckets.index' replicated size 3 min_size 2 crush_rule 0 object_hash rjenkins pg_num 8 pgp_num 8 autoscale_mode warn last_change 31 flags hashpspool stripe_width 0 application rgw pool 6 'slow.rgw.buckets.index' replicated size 3 min_size 2 crush_rule 1 object_hash rjenkins pg_num 8 pgp_num 8 autoscale_mode warn last_change 68 flags hashpspool stripe_width 0 pool 7 'slow.rgw.buckets.data' replicated size 3 min_size 2 crush_rule 1 object_hash rjenkins pg_num 8 pgp_num 8 autoscale_mode warn last_change 70 flags hashpspool stripe_width 0 pool 8 'slow.rgw.buckets.non-ec' replicated size 3 min_size 2 crush_rule 1 object_hash rjenkins pg_num 8 pgp_num 8 autoscale_mode warn last_change 72 flags hashpspool stripe_width 0
crush_rule
為 1 表示已更改為slow
Crush Rule,若讀者實際操作可能值會與範例不同
重新启动RGW
systemctl stop ceph-radosgw@rgw.zz.rgw0
systemctl start ceph-radosgw@rgw.zz.rgw0
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