Deploying MGR Nodes

Perform the following operations on ceph1 to deploy Manager (MGR) nodes.

1. Deploy MGR nodes.

   1	ceph-deploy mgr create ceph1 ceph2 ceph3

   ‏‏The command is successfully executed if the following information is displayed:

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   [ceph_deploy.conf][DEBUG ] found configuration file at: /root/.cephdeploy.conf [ceph_deploy.cli][INFO ] Invoked (2.0.1): /usr/bin/ceph-deploy mgr create ceph1 ceph2 ceph3 [ceph_deploy.cli][INFO ] ceph-deploy options: [ceph_deploy.cli][INFO ] username : None [ceph_deploy.cli][INFO ] verbose : False [ceph_deploy.cli][INFO ] mgr : [('ceph1', 'ceph1'), ('ceph2', 'ceph2'), ('ceph3', 'ceph3')] [ceph_deploy.cli][INFO ] overwrite_conf : False [ceph_deploy.cli][INFO ] subcommand : create [ceph_deploy.cli][INFO ] quiet : False [ceph_deploy.cli][INFO ] cd_conf : <ceph_deploy.conf.cephdeploy.Conf instance at 0xffff41bc7280> [ceph_deploy.cli][INFO ] cluster : ceph [ceph_deploy.cli][INFO ] func : <function mgr at 0xffff41c57bd0> [ceph_deploy.cli][INFO ] ceph_conf : None [ceph_deploy.cli][INFO ] default_release : False [ceph_deploy.mgr][DEBUG ] Deploying mgr, cluster ceph hosts ceph1:ceph1 ceph2:ceph2 ceph3:ceph3 [ceph1][DEBUG ] connected to host: ceph1 [ceph1][DEBUG ] detect platform information from remote host [ceph1][DEBUG ] detect machine type [ceph_deploy.mgr][INFO ] Distro info: openEuler 20.03 LTS-SP1 [ceph_deploy.mgr][DEBUG ] remote host will use systemd [ceph_deploy.mgr][DEBUG ] deploying mgr bootstrap to ceph1 [ceph1][DEBUG ] write cluster configuration to /etc/ceph/{cluster}.conf

2. Check whether the MGR nodes are successfully deployed.

   1

   ceph -s

   ‏‏The configuration is successful if the following information is displayed:

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   cluster: id: f6b3c38c-7241-44b3-b433-52e276dd53c6 health: HEALTH_OK services: mon: 3 daemons, quorum ceph1,ceph2,ceph3 (age 25h) mgr: ceph1(active, since 2d), standbys: ceph2, ceph3