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  • Ceph更多Mon 更多mds

    1、当前状态


    2、在172.10.2.172(node2)再加入一个mon(mon.node2)
    ssh node2

    vim /etc/ceph/ceph.conf   加入mon.node2的相关配置


    ceph-authtool /tmp/ceph.mon.keyring --import-keyring /etc/ceph/ceph.client.admin.keyring

    monmaptool --create --add node1 172.10.2.172 --fsid e3de7f45-c883-4e2c-a26b-210001a7f3c2 /tmp/monmap

    mkdir -p /var/lib/ceph/mon/ceph-node2

    ceph-mon --mkfs -i node2 --monmap /tmp/monmap --keyring /tmp/ceph.mon.keyring

    touch /var/lib/ceph/mon/ceph-node2/done

    /etc/init.d/ceph start 



    3、在172.10.2.172(node2)再加入一个mds
    vim /etc/ceph/ceph.conf   加入mds.node2的相关配置
    /etc/init.d/ceph restart

    查看信息多了一个standby的mds
    /etc/init.d/ceph stop mds 关掉一个后还有一个会接管

    附:配置文件
    root@node1:/var/lib/ceph/osd# cat /etc/ceph/ceph.conf
    [global]
    fsid = 5e3a1bf3-9777-4311-a308-67a8c4b8fece
    mon initial members = node1
    mon host = 172.10.2.171
    public network = 172.10.2.0/24
    auth cluster required = none
    auth service required = none
    auth client required = none
    osd journal size = 1024
    filestore xattr use omap = true
    osd pool default size = 2
    osd pool default min size = 1
    osd pool default pg num = 128
    osd pool default pgp num = 128
    osd crush chooseleaf type = 1

    [mon.node1]
    host = node1
    mon addr = 172.10.2.171:6789

    [mon.node2]
    host = node2
    mon addr = 172.10.2.172:6789

    [osd.0]
    host = node1
    addr = 172.10.2.171:6789
    osd data = /var/lib/ceph/osd/ceph-0

    [osd.1]
    host = node1
    addr = 172.10.2.171:6789
    osd data = /var/lib/ceph/osd/ceph-1

    [osd.2]
    host = node2
    addr = 172.10.2.172:6789
    osd data = /var/lib/ceph/osd/ceph-2

    [osd.3]
    host = node2
    addr = 172.10.2.172:6789
    osd data = /var/lib/ceph/osd/ceph-3

    [mds.node1]
    host = node1

    [mds.node2]
    host = node2

    [mds]
    max mds = 2



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  • 原文地址:https://www.cnblogs.com/hrhguanli/p/4587941.html
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