centos patch management

=" image 21. PNG "alt=" wkiom1uoxbqzl_hxaacspq2tdie036.jpg "/>Common options for uninstallation--nodeps: Ignoring dependencies--allmatches: If a package installs multiple versions at the same time, this option is uninstalled all at once--test: Test Uninstall, Dry-run mode;Note: If the package configuration file has been modified since it was uninstalled, this file is usually not deleted, but is renamed (plus suffix. rpmsave) to be retainedRebuilding the database: Because RPM files are often inst

not create file."Online search reasons, according to the instructions on this page: http://www.111cn.net/sys/linux/45542.htm on the CentOS7 server to do the following settings:Restart the VSFTPD service on the CENTOS7 server, and then re-login to the server on Ubuntu, this is the default login into the/var/ftp directory, be sure to use the CD Pub command to convert into the pub directory, and then try to upload files:Success!(iii) Download the file:On the CENTOS7 server, use thevim/var/FTP/pub/

lrwxrwxrwx 1 Root 16 January 5 05:10 k50ibmasm-> .. /init. d/ibmasm lrwxrwxrwx 1 Root 17 05:12 k50netdump-> .. /init. d/netdump lrwxrwxrwx 1 RO Ot root 16 January 5 05:26 k73ypbind-> ../init. d/ypbind [root @ Linux ~] # Next, let's take a look at some tools for controlling services.Chkconfig setup system-config-Services let's take a look at these three tools respectively (if there are other tools, Let me know)ChkconfigWe are familiar with this tool and have mentioned it in our website configura

Windows Remote Desktop Management CentOS 6.4 1. Install tigervncserver in CentOSSystem-> Administration-> Add/Remove SoftwareSearch for vnc and install tigervnc-server, libvncserver, and tigervnc2. Configure vncservers. Assume that you have two users who want to log on remotely. The user names are user1 and user2.# Gedit/etc/sysconf/vncserversAdd at the end of this fileVNCSERVERS = "1: user1 2: user2"VNCSER

-HUPRETVAL=$?echo} force_reload() {restart}configtest() {$nginx -t -c $NGINX_CONF_FILE}rh_status() {status $prog}rh_status_q() {rh_status >/dev/null 2>1}case "$1" instart)rh_status_q exit 0$1;;stop)rh_status_q || exit 0$1;;restart|configtest)$1;;reload)rh_status_q || exit 7$1;;force-reload)force_reload;;status)rh_status;;condrestart|try-restart)rh_status_q || exit 0;;*)echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|configtest}"exit 2esac Save th

installed by default by the General Oracle installer. ASM requires a small amount of memory: 64 MB for most systems-from Baidu encyclopedia Today, the Automatic Storage Management (ASM) technology is configured with Oracle10g_R2 in a virtual environment. I feel that oracle technology is very profound and profound. I will learn more carefully in the future. The configuration process is as follows: Environment Introduction: Physical server environment:

CentOS disk management command dfdiskfree displays disk information df [-aHhiklmPT] [-- block-sze = lt; block size gt;] [-t file system type] [-x file system type] parameter:-a or all contains all file system CentOS disk management commands Df disk free Display disk information Df [-aHhiklmPT] [-- block-sze =

to help the system administrator to create and maintain user accounts.2. Linux normal users get administrator privilegesLinux general users get administrator privileges http://www.cnblogs.com/likwo/p/3435404.html(1) method One, modify the user, make it belong to the root group (wheel), modified, you can log in with the Tommy account, and then use the command sudo to get root permissions to operate. Modify the/etc/sudoers file#vi/etc/sudoersXereno all= (All) allAdd user Xereno to the root group#

=RWThe above process is actually called the SVN corresponding command to do the corresponding operationConfigure Library Directory Permissions# CD/SVN# chown-r Apache.apache wusc_edu# Chmod-r 777 Wusc_edu(If you create a new library, you need to perform the above two-step authorization action on the newly created library directory)Turn off SELinux (access control for Linux)Modify the/etc/selinux/config file# Vi/etc/selinux/configChange Selinux=enforcing to Selinux=disabledRestart the machine# r

Permissions# CD/SVN# Chown-rapache.apache wusc_edu# Chmod-r 777wusc_edu( If you create a new library, you need to perform the above two-step authorization action on the newly created Library directory )Turn off SELinux (access control for Linux)Modify the/etc/selinux/config file# Vi/etc/selinux/configChange selinux=enforcing to selinux=disabledRestart the machine# RebootSVN use of version management Platform (subversion+apache+jsvnadmin):Install SVN

According to the article on SVN server Construction Under CentOS 6.4 in this article, the SVN server can only manage one project. How can we achieve permission management and allocation for multiple members in different projects? Requirement 1The Development Server builds the SVN server, and it is impossible to manage only one project. How can developers who are not in the same project not access the code i

Construction and management of Hadoop environment on CentOSPlease load the attachmentDate of compilation: September 1, 2015Experimental requirements:Complete the Hadoop platform installation deployment, test the Hadoop platform capabilities and performance, record the experiment process, and submit the lab report.1) Mastering the Hadoop installation process2) Understand how Hadoop works3) Testing the scalability of the Hadoop system4) Testing the stab

index.htmThen everyone in, Linux under the/etc/hosts file or under Windows c:/winnt/system32/drivers/etc/hosts file, add192.168.0.94 www.web1.com192.168.0.94 www.web2.comPlease note that after the virtual machine configuration has changed, be sure to restart.(vi) Added PHP supportAt this point, our Apache can only support static HTML or HTM end of the file, want to support PHP also need to do the following:#rpm-qa | grep php, query whether the computer has installed a PHP program, if not instal

For beginners who do not want to learn commands and use CentOS VPS directly, we recommend a fool-type virtual Host management system Kloxo, and is free, unlimited bound domain name. Kloxo Introduction Kloxo, formerly known as Lxadmin, is a free virtual host management system that is simple to install and powerful enough to quickly build lamp on the host of the

In Linux, each file has three types of permissions: account permissions, group permissions, and other permissions. Accounts and groups are many-to-many relationships, that is, an account can belong to multiple groups, and a group can contain multiple accounts. However, for every logged-on account, only CentOS The configuration files related to account management are as follows: the account information file

[[emailprotected]~]#ls-llinstall.log-rw-r--r--. 1 Rootroot3733211 month 3021:11install.log file and directory permissions feature differences:filerwx //read-Write execution R represents the contents of a file that can be read and written W write can edit, add, or modify the contents of the file (but not delete it) x execute The file can be executed as a binary file, just have such permission, the execution is successful, to see the file insideCapacity dirrwx//read and write execution r repres

CentOS system management commands Abstract: This article focuses on Linux commands-system management commands with examplesI. Installation and logon commands Login1. RoleLogin is used to log on to the system and has the permission to all users.2. Format[Html] view plaincopy Login [name] [-p] [-h host name] 3. Main Parameters [Html] view plaincopy -P: notifies

File Permission Management in CentOS Reference laruence private dish: http://vbird.dic.ksu.edu.tw/ The first thing is a pitfall: When I was using an ftp server of my company a few days ago, I ran the code in the root directory. sudo chmod 777/-R Duang: the system crashed. Root cannot be entered, and various problems are followed. There are many ways to remedy the problem, but none can. Finally, we had to re

Tmux in CentOS creates a perfect terminal management tool Tmux is an excellent terminal reuse software, similar to GNU Screen, but comes from OpenBSD and adopts BSD authorization. The most intuitive advantage of using it is that after logging on to the remote host through a terminal and running tmux, you can enable multiple consoles without having to "waste" Additional terminals to connect to this remote ho

Yesterday in the virtual machine installed CentOS 7 o'clock selected Gnome mode installation, boot default into GUI mode. Search online to modify the default command-line mode method, see said to modify the/etc/inittab file, at the lowest next line to addID:3But usingCat /etc/inittabcommand to view the Inittab file, you can see the following:The contents of the first red box indicate that Inittab is no longer in use.The second red box shows two boot m