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查看日志/var/log/nova/nova-scheduler.log,/var/log/nova/nova-compute.log,均无报错
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8 X5 ]$ Q# I, }' x查看/var/log/nova/nova-conductor.log报错为; b! q$ I3 O. @ p5 b
0 }4 C1 u; B5 |$ k0 q1 I2017-02-06 09:27:04.976 2206 ERROR oslo_messaging.rpc.server OperationalError: (pymysql.err.OperationalError) (1040, u'Too many connections')
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1 y% u1 s3 c2 F" W& o2018-10-11 22:59:43.524 13733 ERROR neutron OperationalError: (pymysql.err.OperationalError) (1040, u'Too many connections') (Background on this error at: http://sqlalche.me/e/e3q8)
: r9 D7 {$ z/ ]2018-10-11 22:59:43.524 13733 ERROR neutron
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修改mariadb配置文件4 S$ {% u( {' X( ~& ?$ \0 c) H
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]# vim /etc/my.cnf.d/openstack.cnf # v1 ]1 B8 j; _2 W& _% ^
[mysqld]6 K, z: F; X! e1 i! ?, E7 x1 M
max_connections = 4096) r0 j J; v; p' ?
修改系统打开数# e1 S3 E$ {) n; Q
. C8 \" l( c" P) _/ A9 Q]# vim /etc/security/limits.conf % [. m, ^. p0 \8 A# n
* soft nofile 65536
9 B1 w* u. j2 ?3 e5 c1 c, u7 k* hard nofile 65536# h; v7 w1 o% t
]# ulimit -SHn 655365 }# ~0 ~6 E7 D
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]# vim /etc/sysctl.conf
- j4 F0 {8 M3 e0 W, Q! D5 R# max open files
, R# }) q+ i: u8 i# Rfs.file-max = 65536
/ G$ e! G& C8 Q, ?/ L]# sysctl -p
( U4 U h$ E$ |# m) F重启mariadb* ]" ~* ]2 M+ B
5 ` R) t ^ _0 I" M]# systemctl restart mariadb
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发表于 2018-10-11 23:04:25