ceph health Module 'volumes' has failed dependency: No module named enum

admin

health: HEALTH_WARN
            Module 'volumes' has failed dependency: No module named enum
0 G+ \" _/ D/ D            314 slow ops, oldest one blocked for 922 sec, mon.localhost11 has slow ops
+ y0 u: H$ @) h* e; B            OSD count 0 < osd_pool_default_size 3
1 J. f1 @4 M; t
health: HEALTH_WARN
2 q2 w( D$ r' _2 e            Module 'volumes' has failed dependency: No module named enum

  z' s) s6 {  x! F- o/ {: S. H解决过程：
8 J1 `+ K' P+ l, L% xpip install enum
3 \1 Z+ z$ F& y# c, @4 e: H% ZCollecting enum
  Downloading https://files.pythonhosted.org/p ... a/enum-0.4.7.tar.gz
  S" ?9 I, m6 @3 [Requirement already satisfied (use --upgrade to upgrade): setuptools in /usr/lib/python2.7/site-packages (from enum)
" Y& q# n3 e6 D' K2 HInstalling collected packages: enum
  Running setup.py install for enum ... done
Successfully installed enum-0.4.7
1 J; G$ X9 m- |) T# u& qYou are using pip version 8.1.2, however version 21.1.2 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
( r% P; n! M! R) c4 a( i

) j8 ?# e) d) F* s( d. \0 H安装enum插件：
" C$ p) [9 N/ A& Q# B" b* F+ s# V
- o+ G0 u" H+ V6 k5 h; g4 wyum install -y python-enum34
, X4 P$ p( p% N4 `

) Q! ~7 C( F* q- O  o

admin

安装完成，重启系统加载模块。
重新检查状态，enum模块告警消失。
ceph -s
; \3 |" E3 w& g  cluster:
    id:     078b3c87-d567-4665-b49b-9102b1d54f82
    health: HEALTH_WARN
            OSD count 0 < osd_pool_default_size 3
( d; E  z2 g: Y# D5 L/ j  d
  services:
    mon: 3 daemons, quorum  (age 2m), out of quorum: localhost9, localhost10, localhost11
% p6 L3 p" u5 D3 C' Z/ B    mgr: localhost9(active, since 64s), standbys: localhost11, localhost10
    osd: 0 osds: 0 up (since 9m), 0 in (since 12m)

7 A% F" L' E: [7 E* K8 X; P) _0 [  data:
& |  c4 E* w9 \- q' p    pools:   0 pools, 0 pgs
    objects: 0 objects, 0 B
    usage:   0 B used, 0 B / 0 B avail
    pgs:     

admin

[root@ceph1 ~]# ceph -s
  cluster:
    id:     9c2b21f1-6d63-4b3f-95df-5d6d5ce3906c
    health: HEALTH_WARN
* E( p0 G. m6 `6 f; g3 _# N$ x  K4 Y            Module 'volumes' has failed dependency: No module named enum
& |( P+ E  N% l5 {8 c0 u0 D* f            OSD count 0 < osd_pool_default_size 2
/ F% s1 l/ W( E8 [& T; ~1 X  H6 C2 i
9 H2 g1 N  n, r$ ^; g( Q$ L! ~. ^  services:
    mon: 3 daemons, quorum ceph1,ceph2,ceph3 (age 2h)
% M( q, Q# |  M3 W  T    mgr: ceph1(active, starting, since 1.21516s)
    osd: 0 osds: 0 up, 0 in
- f" c2 {' S6 s1 {
  data:
    pools:   0 pools, 0 pgs
    objects: 0 objects, 0 B
. O- K! ^. x, b; W* J2 T4 }    usage:   0 B used, 0 B / 0 B avail
1 t% `0 t# ~# H1 t; f, C    pgs:     

[root@ceph1 ~]# yum install -y python-enum34
Loaded plugins: ulninfo
4 k5 J3 j$ i# c& M  cResolving Dependencies
9 E, k$ _. i, i2 n9 _--> Running transaction check
; s! o0 d$ j  \---> Package python-enum34.noarch 0:1.0.4-1.el7 will be installed
--> Finished Dependency Resolution
5 Q0 K& d+ z$ b' N9 t9 `
& l: u; s1 \5 z4 J. EDependencies Resolved

=====================================================================================================
, ^3 ?, v6 N9 @  r5 w$ e/ Z# O& I Package                   Arch               Version                   Repository              Size
, e6 `& Y, o" R( F=====================================================================================================
6 E( f1 @9 G" qInstalling:
/ G2 W5 G* ]9 B3 Y python-enum34             noarch             1.0.4-1.el7               ol7_latest              52 k

Transaction Summary
=====================================================================================================
1 H# G1 }0 `8 [- r- F: ~) W9 KInstall  1 Package

Total download size: 52 k
. E6 B* m+ N  E4 l9 ]! k$ PInstalled size: 322 k
Downloading packages:
' w; ~! _- ~" _# h, j  i7 Lpython-enum34-1.0.4-1.el7.noarch.rpm                                          |  52 kB  00:00:01     
Running transaction check
( U9 i/ T  Y" T7 q; b0 ]: @" s) QRunning transaction test
Transaction test succeeded
Running transaction
  Installing : python-enum34-1.0.4-1.el7.noarch                                                  1/1
  Verifying  : python-enum34-1.0.4-1.el7.noarch                                                  1/1
( I0 i+ m5 Z; T% f  b0 w8 l- t
* e0 z6 t" q* q, h* G  xInstalled:
  python-enum34.noarch 0:1.0.4-1.el7                                                                 

Complete!

[root@ceph1 ~]# ceph -s
+ F, H( ]* k% M  cluster:
! t2 p+ b! ~, g    id:     9c2b21f1-6d63-4b3f-95df-5d6d5ce3906c
" ^7 \; f: |4 w) |) J" f! N    health: HEALTH_WARN
1 ]2 m9 |+ h; L, j            Module 'volumes' has failed dependency: No module named enum
8 w5 Y3 ?! A) p$ M# S; e- C# H' m7 ~& [            OSD count 0 < osd_pool_default_size 2
# v: z! c, h: h! S. v
! h; F" {" `  g# |, Z" o, N/ ~  services:
    mon: 3 daemons, quorum ceph1,ceph2,ceph3 (age 2h)
    mgr: ceph1(active, starting, since 3s), standbys: ceph2, ceph3
- t- J5 n+ u* ^. D/ _    osd: 0 osds: 0 up, 0 in

  n1 f+ u0 ]) w+ A, b/ V! J  data:
4 [, i! z# l7 l, S1 o! l% A. O    pools:   0 pools, 0 pgs
    objects: 0 objects, 0 B
    usage:   0 B used, 0 B / 0 B avail
    pgs: