hosts fail cephadm check ceph分布式存告警

admin

health: HEALTH_WARN
- E6 X4 \2 n/ Q            1 hosts fail cephadm check
CEPHADM_HOST_CHECK_FAILED: 1 hosts fail cephadm check
5 E* v* F3 t; x7 h# ceph health detail
% D, w: a2 x6 C: C$ z# E6 p( {HEALTH_WARN 1 hosts fail cephadm check
[WRN] CEPHADM_HOST_CHECK_FAILED: 1 hosts fail cephadm check
8 R% S% N4 `0 I5 g8 V5 @$ ^% r0 O- S: Q9 g    host gm268-1 failed check: Failed to connect to gm268-1 (gm268-1).
. ^; q+ a( l2 a% x8 [1 o1 wPlease make sure that the host is reachable and accepts connections using the cephadm SSH key

6 I0 P6 e* R( ?+ E5 ^/ nTo add the cephadm SSH key to the host:
> ceph cephadm get-pub-key > ~/ceph.pub
> ssh-copy-id -f -i ~/ceph.pub root@gm268-1
  m  i3 S# ?5 ^7 f0 R
8 G* ^, R, W, a, M2 f0 ^To check that the host is reachable:
> ceph cephadm get-ssh-config > ssh_config
2 l3 U$ d5 c7 l: |! n* O: E$ t> ceph config-key get mgr/cephadm/ssh_identity_key > ~/cephadm_private_key
> chmod 0600 ~/cephadm_private_key
> ssh -F ssh_config -i ~/cephadm_private_key root@gm268-1

8 ]. h* ^5 ?; K* K3 A5 z1 G

admin

[root@gm268-5 ~]# ceph cephadm check-host gm268-1
1 J$ K2 s) c4 H: c( Ipodman|docker (/usr/bin/podman) is present
8 l' G# f# G1 k  C9 `systemctl is present
- a- X7 I( t$ n: R  g) U( T2 s' plvcreate is present
Unit chronyd.service is enabled and running
Hostname "gm268-1" matches what is expected.
0 V* m5 j9 a, K* LHost looks OK
9 ]2 o! M( l. {* Mgm268-1 (None) ok
[root@gm268-5 ~]# ceph cephadm check-host gm268-2
. r+ ^# `- p# Y% e$ n, n8 Epodman|docker (/usr/bin/podman) is present
/ e5 ^& q2 T: ~' Q( Msystemctl is present
lvcreate is present
/ N% C4 Q% y- R, o$ mUnit chronyd.service is enabled and running
- |1 Y5 U& _* b2 n3 lHostname "gm268-2" matches what is expected.
Host looks OK
+ }' i! ^$ k# E& @; @: [/ |3 Ngm268-2 (None) ok
[root@gm268-5 ~]# ceph cephadm check-host gm268-3
' Z" [( G# t  {2 x. ~$ Y& ]podman|docker (/usr/bin/podman) is present
systemctl is present
( @7 X% b9 @' Y6 {6 h; Zlvcreate is present
" a% U# S0 J) i& aUnit chronyd.service is enabled and running
Hostname "gm268-3" matches what is expected.
Host looks OK
3 ]; d& ?1 Q9 g: t8 Z" e6 o2 ?; Agm268-3 (None) ok
! j4 D6 b* g7 Z. H2 V" c  F1 \

admin

[root@gm268-1 lib64]# ceph -s
! O6 i" h( j9 L6 Y  cluster:
    id:     ce68aab8-8f46-11ed-88c0-ac1f6b3a30b9
    health: HEALTH_OK

7 p; g! j/ U2 w  services:
( F6 ]5 O- [  m% j8 U    mon: 3 daemons, quorum gm268-1,gm268-2,gm268-3 (age 11m)
( B" e- }; a0 A8 L2 x; v    mgr: gm268-2.zttohs(active, since 3w), standbys: gm268-3.sjagqo, gm268-1.jgdvxs
    mds: cephfs:1 {0=cephfs.gm268-2.xdsdoz=up:active} 2 up:standby
    osd: 41 osds: 41 up (since 10m), 41 in (since 2w); 1008 remapped pgs

  data:
    pools:   3 pools, 9217 pgs
; P# I& [' |2 g( k1 k, l# V* Y) ^    objects: 10.14M objects, 14 TiB
0 G. I  y/ Y& e6 a+ r' R    usage:   28 TiB used, 569 TiB / 597 TiB avail
    pgs:     1026683/20286478 objects misplaced (5.061%)
             8207 active+clean
             958  active+remapped+backfill_wait
9 ]8 Q! Y6 x/ X! e" t6 r' [             52   active+remapped+backfilling

  io:
    recovery: 735 MiB/s, 14 keys/s, 484 objects/s

[root@gm268-1 lib64]# ceph cephadm check-host gm268-1
podman|docker (/usr/bin/podman) is present
systemctl is present
+ p. p  M' _. P' ]5 |. alvcreate is present
2 e- p. k1 v9 C' YUnit chronyd.service is enabled and running
Hostname "gm268-1" matches what is expected.
Host looks OK
gm268-1 (None) ok