集群剔除ceph分布式存储mon节点的步骤

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[root@NM01-bk-01 ~]# ceph mon stat
  ?) C2 B2 c8 H+ ~e2: 3 mons at {NM01-bk-01=[v2:10.117.19.201:3300/0,v1:10.117.19.201:6789/0],NM01-bk-02=[v2:10.117.19.202:3300/0,v1:10.117.19.202:6789/0],NM01-bk-03=[v2:10.117.19.203:3300/0,v1:10.117.19.203:6789/0]}, election epoch 10, leader 0 NM01-bk-01, quorum 0,2 NM01-bk-01,NM01-bk-03
- k. n! j- n7 [3 X+ U* \3 {[root@NM01-bk-01 ~]# ceph mon remove NM01-bk-02
9 D- j* @: ?* `+ {8 b/ o$ gremoving mon.NM01-bk-02 at [v2:10.117.19.202:3300/0,v1:10.117.19.202:6789/0], there will be 2 monitors
[root@NM01-bk-01 ~]# ceph -s
  cluster:
! G) [2 S. s( _- C    id:     aead19cc-4-43b7-baec-7ea5c1c3d615
    health: HEALTH_WARN
; R4 r9 f3 r! P( o4 V, I+ ]            mons are allowing insecure global_id reclaim

' Y3 e9 y5 a: |3 [* A  G  services:
$ D% |( z! m8 x" Z3 V  k1 h' x    mon: 2 daemons, quorum NM01-bk-01,NM01-bk-03 (age 3s)
    mgr: NM01-AZ1OCPM-bk-01(active, since 2h), standbys: NM01-bk-03
    osd: 5 osds: 5 up (since 102m), 5 in (since 102m)
( S. f0 F' g/ k3 J# r
, ?( w# k  ~2 h  data:
    pools:   0 pools, 0 pgs
    objects: 0 objects, 0 B
    usage:   155 GiB used, 9.1 TiB / 9.2 TiB avail
9 x% W. e3 I1 o$ t( z. I- V  q: U' H    pgs:     

  k, T0 a( j$ E[root@NM01-bk-01 ~]# ceph mon stat
5 @( i: w/ |9 m- \  ge3: 2 mons at {NM01-bk-01=[v2:10.117.19.201:3300/0,v1:10.117.19.201:6789/0],NM01-bk-03=[v2:10.117.19.203:3300/0,v1:10.117.19.203:6789/0]}, election epoch 12, leader 0 NM01-bk-01, quorum 0,1 NM01-bk-01,NM01-bk-03
[root@NM01-bk-01 ~]# ceph -s
: }9 ?( X  h# U: N) Q% Z4 z  cluster:
5 P# j# N+ t# l& i7 z0 o: Q5 c& {    id:     aead19cc-f694-43b7-baec-7ea5c1c3d615
    health: HEALTH_WARN
  D5 e" ^& m. d- r            mons are allowing insecure global_id reclaim
: C, F( s2 _0 w3 y' _9 n! a8 p. b
" Z! h$ \2 e( a- r  services:
    mon: 2 daemons, quorum NM01-bk-01,NM01-03 (age 19s)
    mgr: NM01-bk-01(active, since 2h), standbys: NM01-bk-03
    osd: 5 osds: 5 up (since 102m), 5 in (since 102m)

  data:
    pools:   0 pools, 0 pgs
1 ~0 ]. d) k' ?  a8 c: r9 p    objects: 0 objects, 0 B
    usage:   155 GiB used, 9.1 TiB / 9.2 TiB avail
    pgs:     

( t" D0 _9 f+ ^' t8 ]# \ceph已经剔除mon节点出局。
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