最近自己装了下Openstack,零基础安装,参照了网上不少教程. 吃了百家饭的后果,就是出现了一堆不明问题...openstack安装比较复杂,很多配置文件,一个地方配置不正确,可能会导致后面的功能不可用. 仅以此文记录安装结束后,启动实例时候遇到的一系列错误及排查过程. BUG 1: No valid host 报错 No valid host was found. There are not enough hosts available. 解决方法 网络节点执行 [root@opensta
消息 Build of instance 6320b5f2-edc2-4e8e-b07c-0047f7ed8f6a aborted: Failed to allocate the network(s), not rescheduling. 编码 500 详情 Traceback (most recent call last): File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 2143, in _
项目的缓存中用到了rocksdb,实例化时报错了: Related cause: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.beans.factory.config.MethodInvokingFactoryBean#1' defined in class path resource [spring-core.xml]: C
Oracle环境:oracle 10.2.0.1 创建的 public dblink 连接oracle 11.2.0.3 ORA-01017: invalid username/password; logon denied ORA-02063: preceding line from <link_name> 一.创建dblink create public database link dmz63 connect to xyy identified by xyy using '(DESC
转自:http://blog.csdn.net/wenzigui_qy/article/details/52874542 在Installing npm packages的时候报错,如下: Installing npm packages... Error with start undefined Error Initializing app: There was an error with the spawned command: npminstall There was an error wi
问题一 .执行启动neutron服务报错[root@localhost ~]# systemctl start neutron-server.service Job for neutron-server.service failed. See 'systemctl status neutron-server.service' and 'journalctl -xn' for details. .查看/var/log/neutron/server.log -- :: INFO oslo.messa
背景:某机器有2块闪存卡,利用LVM,将其挂载到一个目录供测试使用: 之前厂商已经安装了闪存卡对应的驱动,fdisk可以看到闪存卡信息,但是在pvcreate创建时,遭遇如下错误: # pvcreate /dev/dfa Device /dev/dfa not found (or ignored by filtering). # pvcreate /dev/dfb Device /dev/dfb not found (or ignored by filtering). fdisk -l可以看到这
这里记录一个问题,用IDEA创建Struts2时会出现的错误,cannot resolve class or package ‘filter’,出现在web.xml文件中,不修改这个,那么你配置好了Tomcate一样会报错 我们需要将filter-class的 org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter 修改为: org.apache.struts2.dispatcher.filter.StrutsP
在django下创建APP项目时遇到的坑 python manage.py startapp app01 报错内容如下: 解决:找到报错中的文件夹151行删除items(),)中的逗号即可 在命令行下运行python manage.py runserver/python manage.py createsuperuser时提示错误:ImportError: Couldn't import Django. Are you sure it's installed and available on y
Installing npm packages... Error with start undefined Error Initializing app: There was an error with the spawned command: npminstall There was an error with the spawned command: npminstall Caught exception: undefined ionic 2 创建项目的时候报错如上:本人试了好多方法,npm