This example for you to share the Linux mysql5.7.13 installation tutorials for your reference, the specific contents are as follows
1. Preparecmake-3.6.0.tar.gzBison-3.0.4.tar.gzMysql-5.7.13.tar.gz
Orcle Database backup Strategy
1. Implement database Export and import by using the EXP and IMP commands.
There are three different modes:
A. User mode: Export (Import) All objects of the user and the data in the object;
B. Table mode: Export
First, configure Nginx to support HTTPS protocol access, you need to compile the installation Nginx to add the corresponding modules --with-http_ssl_module
View Nginx Compilation parameters:/usr/local/nginx/sbin/nginx-v
As shown below:
In view of our VPS security, old left advises everyone in order to maintain the security of the VPS, it is also necessary to modify the root password for some time. VPS Management Platform User background If you do not modify the root password, it
1. List the username of all logged-in users on the current system, and note that the same user logs on more than once, only one display at a time.
~]# who | cut -d' ' -f1 | sort | uniq
2. Lists information about the last user who logged on to the
Just the mode of the program, the server on the good program to win under the incredibly wrong.
Later, careful mode was found to be set_include_path problem.
Under win, when you want to include multiple paths, you need to use ";" to separate, but
installing MySQL on LinuxEnvironment: Windows7Virtual machine: Oracle VmvirtualboxLinux:ubuntukylin-14.04.1-amd64.isomysql:5.7.12
I. Environmental preparedness Step1: Installing virtual machinesStep2: Modifying the host BIOS configuration
Function Description:Gets or sets the resource usage limit. Each resource has an associated soft and hard limit, which is the limit that the kernel imposes on the resource, and the hard limit is the maximum value of the soft limit. The 0~ call
The Linux under grep instructions and find instructions as strong, found the main search file, and grep is content, the two complement each other, take advantage of the weekend, their good summed up a!
1. RoleThe grep command in a Linux system is
The meaning of the TIME_WAIT state:The port status of the server-side connection is time_wait after the client closes the socket after the TCP/IP connection is established on the server sideis not all the active closed socket will enter the
Problem Description:In the Linux system high concurrency squid server, TCP time_wait socket number often reached 20,000 or 30,000, the server is easily towed to death.
Workaround:By modifying the Linux kernel parameters, you can reduce the number
Use the work for the small partner to write a job, about interprocess communication. The topics are as follows:
"The parent process accepts 1000 data from the keyboard, sums it up, sum1 the 1000 numbers squared and sum2, passes the parent process,
This example uses the centos6.5 version, the specific content is as follows
First, the official download tomcat service
http://tomcat.apache.org/download-70.cgi
Second, to upload Tomcat to the Linux server
I set up a rommr folder under the root
First, the realization principle
SSH logon is done using a method known as "Public key" authentication. A simple explanation for the "public Key" authentication method is:
First create a pair of public private keys on the client (public key file: ~
1, DF command
Linux can be used with DF command to obtain the use of hard disk, through the man can get the details of the DF command. The parameters commonly used by the DF command are:
A: Displays all the file systems and the disk usage
1. Installation: Yum-y Install rsync
2.vim/etc/xinetd.d/rsync
Copy Code code as follows:
Service rsync
{
Disable = no
Socket_type = Stream
wait = no
user = root
Server =/usr/bin/rsync
Server_args =–daemon
In order to facilitate login to the server, we generally use putty, securecrt and so on tools. How does a terminal log on through a server alias?
You can create ~/.ssh/config files and specify logon information and authentication methods for each
This article assumes that your APAHCE installation directory is/usr/local/apache2 and these methods are suitable for any situation
Apahce Start command:Recommended/usr/local/apache2/bin/apachectl start APACEH
Apache Stop Command
Here are my iptables settings.
Copy Code code as follows:
*filter
: INPUT DROP [0:0]
: FORWARD ACCEPT [0:0]
: OUTPUT ACCEPT [49,061:9,992,130]
-A input-i lo-j ACCEPT does not open a lot of services can not be used, open
1. Set the console font by Console-tools
1.1. Select and test the appropriate fonts and font files:
Copy Code code as follows:
# ls/usr/share/consolefonts/
1.2. The test chooses the favorite font file:
Copy Code code as
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