WebOct 7, 2024 · [root@k-master ceph]# ceph osd pool get ceph-demo crush_rule. crush_rule: replicated_rule. 列出现有规则 [root@k-master ceph]# ceph osd crush rule ls. replicated_rule. demo_rule. 设置规则为demo_rule [root@k-master ceph]# ceph osd pool set ceph-demo crush_rule demo_rule. set pool 6 crush_rule to demo_rule [root@k … Web1 day ago · Embarrassed by his British roots: An English surname his 'grandparents weren't crazy about', snubbing the BBC because he is 'Irish' and a mother who told him not to bow to the Queen - all the ...
Ceph : An overview. Ceph Storage is an open, massively… by
WebdeviceClass: Sets up the CRUSH rule for the pool to distribute data only on the specified device class. If left empty or unspecified, the pool will use the cluster's default CRUSH root, which usually distributes data over all OSDs, regardless of their class. WebOct 20, 2024 · Crush algorithm is a tool used to calculate which OSD objects are distributed on. It consists of two steps: Calculate the mapping from object to PG and use hash algorithm. If the number of PG remains unchanged, … black friday electric violin
Locally repairable erasure code plugin — Ceph Documentation
WebJul 5, 2024 · $ ceph osd crush add 6 0.0098 root=sdd-root row=sdd-row1 host=sdd-row1- host2 $ ceph osd tree Similar to this we can also customise the crush ruleset for selecting the OSD for saving data.... WebSep 26, 2024 · $ ceph osd erasure-code-profile set myprofile k=4 m=2 crush-device-class=ssd crush-failure-domain=host $ ceph osd pool create ecpool 64 erasure myprofile. If you must resort to manually editing the CRUSH map to customize your rule, the syntax has been extended to allow the device class to be specified. For example, the CRUSH rule … WebAug 30, 2024 · 1) Create a new replication rule, pulpo_nvme, that targets the nvme device class ( root is default and bucket type host ): [root@pulpo-admin Pulpos]# ceph osd crush rule create-replicated pulpo_nvme default host nvme Check the rule: gamer shirou fanfic