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Descriptive narrative of the problemOpenStack J Version Centos7 deploymentRestarting the service does not come up, the log does not error. Take the glance service as an example, such as the following:# systemctl start Openstack-glance-api.service openstack-glance-registry.serviceJob forOpenstack-glance-api.service failed. See' systemctl status Openstack-glance-api.service 'and' Journalctl-xn ' forDetails.# systemctl Status Openstack-glance-api.servic

PHP Get start date and end date of this week, PHP start date This example describes how PHP gets the start date and end date for this week. Share to everyone for your reference. Specific as follows:Copy the Code Code as follows://Current date$sdefaultDate = Date ("y-m-d");$first =1 represents a start date of Monday fo

1, loop-start signaling: when loop-start signaling is used, A router's fxo interface looks like a phone to the switch (private branch exchange (PBX), Public Switched Telephone Network (PSTN), key-System) It connects. the fxo interface closes the loop to indicate off-hook. the switch always provides a battery so there is no disconnect supervision from the switch side. since a switch expects a phone user (

The boot tomcat scenario is as follows:[Email protected]:/usr/local/tomcat/apache-tomcat-8.5.20/bin#./catalina.shUsing catalina_base:/usr/local/tomcat/apache-tomcat-8.5.20Using Catalina_home:/usr/local/tomcat/apache-tomcat-8.5.20Using Catalina_tmpdir:/usr/local/tomcat/apache-tomcat-8.5.20/tempUsing Jre_home:/usr/local/java/jdk1.8.0_144Using CLASSPATH:/usr/local/tomcat/apache-tomcat-8.5.20/bin/bootstrap.jar:/usr/local/tomcat/apache-tomcat-8.5.20 /bin/tomcat-juli.jarUsage:catalina.sh (Commands ...

He wrote the e-book "everyone can start a business". In fact, one of the main reasons is that he read the article by Dr. Qin Gang, because his article focuses on practice and execution. If you have an idea, it will be empty if you do not execute it. Most of the time, you have good ideas, but you are afraid of tigers before, are hesitant, and are reluctant to start. Later, people started to get angry, you re

How to enable the Quick Start function of WIN10 and enable quick start of win10 After WIN8, Microsoft added a Quick Start function in the system, giving users without SSD the experience of quick start. It can indeed increase the boot speed. Click Start (list), and click

In win10, how does one cancel the "logout" option in the Start menu ?, Win10 Start Menu Many netizens may also have this experience. Sometimes, when you click the start button and click the shutdown or standby option, you accidentally shake your hand to log out. In fact, you will find that, in my daily computer usage, the "logout" option is almost unnecessary, s

Solve the problem that win10 Start Menu, volume, and network cannot be opened. win10 Start Menu Problem process :? ? ? After installing win10 and habitually disabling redundant services, unnecessary startup items, and garbage cleaning, you will find that the entire taskbar left-click in the Start menu and you will not be able to solve the problem :? ? ? Win10 an

Easyui datebox time limit, datebox Start Time Limit End Time, datebox end date greater than the start date implementation code, easyuidatebox I. Html code Note that data-options = "editable: false" must be added, and the date cannot be modified directly. Ii. js Code restrictions $("#contractBegtime").datebox({ onSelect : function(beginDate){ $('#contractEndtime').datebox().datebox('calendar').calendar({

Oracle's database version is 11.2.0.3, which studies the relationship between the Crsctl start/stop CRS and Crsctl start/stop cluster. 11GR2 Oracle has packaged some grid-class components, called Grid infrastructure, or GI, which includes the following components: 1) Ohas: The new Oracle High Availability service. 2 CRS: The original Clusterware component, the function has changed greatly. 3 ASM: Formerly

Tags: style blog http color strong OS1. Start the MySQL serviceThe command to start the MySQL service is: /etc/init.d/mysqld start The command executes after 7-5, indicating that the MySQL service started successfully. (Click to view larger image) Figure 7-5 start