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openstack故障处理
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& V- m6 }' M1 S& n0 C#排错
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1 r9 _1 Q8 _% R5 r; L* J#清空日志# w/ ^) M/ w- X; Y# J5 d
rm -f /var/log/nova/*! A. k& W4 K( g8 f0 v% `) m
rm -f /var/log/neutron/*7 `; [4 r* } n1 _/ i
rm -f /var/log/glance/*
, R, M5 ?, A: v: q1 x7 Erm -f /var/log/keystone/*
3 R9 j* h& t3 v( Prm -f /var/log/httpd/*$ P5 W% V) L n8 o8 }& k! p
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Z3 c; T5 L' h#重启所有openstack服务
6 L# t( v, e; l xopenstack-service list
4 a5 V4 }+ V7 j! zopenstack-service restart
' {1 j' H3 H0 h t2 f) dsystemctl restart httpd.service memcached.service
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#查询错误
L; A I6 k% f; ~: n$ Mgrep 'ERROR' /var/log/nova/** g9 w! |, i/ W' F3 v( p1 ]- ] J
grep 'ERROR' /var/log/neutron/*
; i; g8 [) z0 J$ @' ~& J9 L, g: ogrep 'ERROR' /var/log/glance/*
) c% U- J6 d0 E, q; Wgrep 'ERROR' /var/log/keystone/*
0 ?/ v, q2 K, W. `% [' ~ g- M6 }grep 'ERROR' /var/log/httpd/error_log
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/ Z, D5 ~3 B! B6 X3 k3 ?#1、虚拟机网络正常，网页控制台报错 "错误：无法连接到Neutron"! V8 a; A4 q g
#查询原因如下：
9 O( D6 {6 A: G" H" b1 y#Dashboard默认配置开启了路由,而Neutron配置没开启，造成冲突
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( U' r( t5 u5 `4 y$ j#解决办法1
: H0 Q$ m3 S# e; g0 G#Dashboard配置关闭路由，重启http0 N% ^# q) k8 K) \
#修改/etc/openstack-dashboard/local_settings配置'enable_router': True改为'enable_router': False2 F* k1 S; H0 x7 w$ E1 Z* J6 W1 N
sed -i "s#'enable_router': True#'enable_router': False#" /etc/openstack-dashboard/local_settings8 y/ Q* |. n: k" {: z
systemctl restart httpd.service, `: T7 h# S* u; {
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#解决办法20 s9 |7 g6 V9 b D
#Neutron配置开启route，重启Neutron服务
9 K- I- T5 i, H4 q( O" Uopenstack-config --set /etc/neutron/neutron.conf DEFAULT service_plugins router+ S; d/ s9 r+ B/ q
systemctl restart neutron-server.service% }! b; L9 V( N L. @* f- L/ D4 x
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I9 @4 B7 P2 }#计算节点报错
) i' O7 H3 R, `8 V" j& N. h/ i) I; \#Nova requires QEMU version 2.1.0 or greater0 H) ]6 C4 R+ M, d
#qemu版本低于2.1 ，计算节点无法启动
" W( i, B; R0 Z! Lecho '使用自定义openstack源'! _0 J' {7 P7 x
wget -O /etc/yum.repos.d/Ali-pike.repo http://elven.vip/ks/openstack/Ali-pike.repo3 }/ ^; w9 H/ o* S$ g2 L5 c: Y
yum install qemu-kvm-ev qemu-kvm-common-ev qemu-img-ev -y8 n" b* q: e3 {7 Z3 Y' E9 g1 c
# 重启计算服务5 L7 e( z Z& V5 [( m
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发表于 2018-9-2 19:39:36