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查看日志/var/log/nova/nova-scheduler.log,/var/log/nova/nova-compute.log,均无报错+ h3 \3 a" }1 h$ a. t: a6 s2 q
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查看/var/log/nova/nova-conductor.log报错为! ?# N' E" v$ @4 v" B
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2017-02-06 09:27:04.976 2206 ERROR oslo_messaging.rpc.server OperationalError: (pymysql.err.OperationalError) (1040, u'Too many connections')
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) `0 U: i: R& n9 g; e2018-10-11 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)) J2 @( q. l0 {& |
2018-10-11 22:59:43.524 13733 ERROR neutron
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! e3 _. v# i, I/ S( a8 G1 I, Y( F& T修改mariadb配置文件. a% c; i% N, p, j
& J( {) \* x" z- d* d0 X]# vim /etc/my.cnf.d/openstack.cnf ; a$ X. I/ d" z/ `
[mysqld]
. Q' G5 r [' o- g5 x0 _. wmax_connections = 4096
: W4 m- |& L M& E# E. @修改系统打开数
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]# vim /etc/security/limits.conf ! }2 K7 d, ]9 v' q7 W" c
* soft nofile 65536
# ^5 _) n: N# A* hard nofile 65536
# [& ?2 j4 `' T]# ulimit -SHn 65536
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; }9 Z0 x- q$ i7 N+ F7 e1 O P]# vim /etc/sysctl.conf
8 S% N0 S/ m- t$ [" f' V7 w# max open files! @# z; y, Q. N& H. ?/ y
fs.file-max = 65536
4 t0 e9 U4 P: i! l! ~7 f]# sysctl -p$ s* O$ T$ l: d0 I
重启mariadb
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9 @. C3 C% P, r* @" {& h]# systemctl restart mariadb7 i) l1 a; P9 @$ L, J$ n$ Y- K
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发表于 2018-10-11 23:04:25