Ceph: Difference between revisions

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*[https://ceph.io/ Homepage]  
*[https://ceph.io/ Homepage]  
*[https://pve.proxmox.com/wiki/Deploy_Hyper-Converged_Ceph_Cluster Deploy Hyper-Converged Ceph Cluster]
*[https://docs.ceph.com/en/latest/rados/operations/operating/ Operating a Ceph cluster]
*[https://docs.ceph.com/docs/master/start/os-recommendations/ Documentation]  
*[https://docs.ceph.com/docs/master/start/os-recommendations/ Documentation]  
*[https://ceph.io/en/discover/technology/ Ceph technology]
*[https://docs.ceph.com/en/latest/architecture/ Cepth Architecture]
*[https://docs.ceph.com/en/latest/mgr/zabbix/ Monitoring ceph with zabbix]
 


 
=Elements=
==OSD==
*[https://docs.ceph.com/en/latest/man/8/ceph-osd/ Object Storage Daemon]
Usually one OSD per disk


= Commands =
= Commands =


= ceph=
== ceph==


== Show status ==
=== Show status ===


  ceph status
  ceph status


 
== pveceph ==
===list pools ===
pveceph pool ls
 
= Docs =


 
*[https://blog.zabbix.com/ceph-storage-monitoring-with-zabbix/9665/ Monitoring ceph with zabbix]
==RDB==
Rados Block Device


 


= Docs =
==PG (Placement Group)==
*[https://docs.ceph.com/en/latest/dev/placement-group/ PG Notes]


== Reload after editing ceph.conf ==
== Reload after editing ceph.conf ==

Latest revision as of 16:18, 3 August 2022

Links

 

Elements

OSD

Usually one OSD per disk

Commands

ceph

Show status

ceph status

pveceph

list pools

pveceph pool ls

Docs

RDB

Rados Block Device


PG (Placement Group)

Reload after editing ceph.conf

FAQ

mgr: no daemons active

when running

ceph status

or similar

also shows as "no active mgr"

At least in one case solved by running on one/first node:

pveceph mgr destroy pvetest1
pveceph mgr create