Introduction to common webshell elevation methods and webshell elevation
Permission escalation for pcAnywhere:
1. permission escalation using pcAnywhere is provided that pcAnywhere is installed to the default path by default, and its Directory
Install IDOUtils addon IDOUtils, an addon of icinga, to save data to the database. In this article, I try to use mysql server, and the mysql server has been installed on another machine. The sever of icinga has been installed before. 1. first
8. mysql dual-host Master/Slave, mysql dual-host
In this era of data explosion, data backup is the most important thing for every company. As a data storage warehouse, the importance of database is self-evident. Major databases include: 1. Large
I wanted to write a blog two months ago. I wanted to record the excitement and loss of the two interviews I shared with you, but I was afraid that such experiences would not be able to go to the classroom, so it has been until now, but after a
The image function of csdn is too painful. You need to manually upload images. When Can Windows Live writer be opened? You are welcome to visit my personal website: www.deanlinux.com to write only some technical articles.
MySQL Master/Slave
Icinga-web InstallationThe previous period of time research will Icinga and Icinga-web, he is nagios two times development, support Chinese language, domestic to icinga-web research document seems relatively few, here to share to everyoneA
First of all, we first install the same version of the MySQL database with two servers. I am installing the mariadb-10.0.13 database here.The first step, environment settings:My side set is two intranet server, master server ip:10.6.0.187; IP10.6.0.1
Question One
111217 23:23:57 Innodb:database is not shut down normally!Innodb:starting crash recovery.innodb:reading tablespace information from the ... ibd files ...innodb:restoring possible Half-written data pages from the
1, use PHP to write a simple query to find all the names of "John" content and print out
Table name User
Name Tel Content Date
313,333,663,366 College graduate 2006-10-11
313,612,312,331 Graduate 2006-10-15
Zhang Four 021-55665566 secondary school
MySQL Tutorial master data synchronization Backup experience sharing
Preparatory work:1, two machines (mine is WinXP IP 192.168.0.119 from the primary server Win2003 192.168.0.17 Primary server)2, in two machines installed MySQL Database tutorial
MySQL Tutorial master-slave sync failure last_io_error:got fatal Error 1236 from master solution
Encountered such errors as: "Last_io_error:got fatal error 1236 from master when reading the data from binary log: ' Could ' is not find ' e name in
First, MySQL master and slave copy
1. Introduction
Why do we use master-slave replication?
Master-Slave replication purposes:
Can do real-time backup of the database to ensure the integrity of the data;
Can do read and write separation,
The benefits of using MySQL master-slave replication are:
1, the use of the master-slave server architecture, stability can be improved. If the primary server fails, we can use the server to provide services;2, in the master and slave server
The advantages of MySQL replication mainly include the following 3 aspects:1. If there is a problem with the primary server, you can quickly switch to services provided from the server2. Can perform query operations from the server, reduce the
mysql5.6 Master-Slave environment configuration installation
Server configuration:
10.1.1.231 master server
10.1.1.234 Slave Server
The server system is: centos5.6
Package:
mysql-client-5.6.13-1.linux_glibc2.5.x86_64.rpm
MySQL master-slave copy structure is based on MySQL Bin-log log, from the library through open IO process received the main library Bin-log log increment
Information and save it to the local relay log, and then translate the incremental information
The MySQL primary and standby architecture is based on the MySQL incremental log and differs from the master-slave replication structure.
In the primary replication structure, changes to the data inventory on either of the two servers are
Brief introduction
PV, which is a click, is often an important indicator of a network news channel or Web site or even a Web news message. PV has, to some extent, become the most important yardstick for investors to measure the performance of
First, the concept:① Database Synchronization (master-slave Synchronous---Primary database writes to write data from server)② database Synchronization (primary primary Sync---Two database servers write data to each other)
Second, for
Server multi-MySQL service setup and master-slave replication One, One_server multi-mysql service building "1" The first MySQL service build No introduction here, we think the first MySQL service has been completed; "2" copy of MySQL Basedir
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