Introduction:1. If you want to know what the/home partition usage is for the tens of thousands of servers you are managing. 2. What do you do if you want to add the same scheduled task to the tens of thousands of servers you manage? 3. What if you want the tens of thousands of servers you are managing to perform the same backup script that you just wrote?A one-o
Original address: http://www.bbtang.info/linux/web/821.htmlA. Software introduction (Apache lighttpd nginx)1. lighttpdlighttpd is a feature with very low memory overhead, low CPU usage, good performance, and rich modules. LIGHTTPD is one of the best in many opensource lightweight Web servers. Support FastCGI, CGI, Auth, output compression (outputs compress), URL rewriting, alias and other important functions.LIGHTTPD uses fastcgi to run PHP, which use
Creating Web and FTP servers is the most important content for creating an Internet Information Server through which users can effectively and intuitively publish enterprise information to internal users and Internet remote users; Through an FTP server, fast file transfers between servers and clients can be achieved.
Once IIS is installed, a default Web site and a default FTP site are automatically created
Tags: password read execute command upload file loop bulk upload login service confShell scripting to manage multiple servers at the same time, without the use of ansible, automatic manual implementationSSH does not log on to the Machine execution command (if you have to implement password-free login)ssh 127.0.0.1 ‘ifconfig‘ssh 127.0.0.1 ‘ifconfig|grep bbb‘ssh 127.0.0.1 ‘tail /var/log/secure‘Shell while looping through the IP list of
With the rapid rise of various industries in China, the Internet has gradually become the operator of small and medium-sized enterprises. as an IT infrastructure, servers play an increasingly important role in enterprise operations and other aspects, however, for small and medium-sized enterprise users
With the rapid rise of various industries in China, the Internet has gradually become the operator of small and medium-sized enterprises. as an IT inf
1. Cluster Technology
Cluster technology is a new high-performance computing technology in recent years. It is a single computer system composed of a group of independent computers through high-speed communication networks and managed in a single system mode. Its starting point is to provide high reliability, scalability, and disaster resistance.
A server cluster contains multiple servers with shared data storage space, and each Server communica
Linux is a bridge between different servers-Linux Enterprise applications-Linux server application information. For more information, see the following. Source: Server Online author: Server online
Integrating Linux and Windows servers may not be easy, but it is indeed the best solution for enterprises.
In the past few years, the Linux and Windows operating systems have been dominant in the server field. I
Bkjia.com exclusive translation] It is not easy to install and maintain secure Web servers on Linux. This requires an in-depth understanding of Linux, Apache, and PHP server options. One of the main problems is how to strike a balance between security, productivity, and usability. The best solution depends on the specific needs of the project, but all the servers installed have some common characteristics.
Microsoft SQL Server 2000 replication concept: A group of technologies that replicate, distribute, and synchronize data and database objects between databases to ensure consistency. Data can be distributed to different locations by means of replication. data can be distributed to remote or mobile users through a LAN, a dial-up connection, or the Internet. Replication also improves applicationsProgramPerformance: physically separates data (for example, separating online transaction processing (O
80sec, the top security team in China, issued a notice on the nginx vulnerability at six o'clock P.M. on the 12th. Due to the vulnerability, A website created using nginx + PHP may be hacked as long as images can be uploaded. Until the early morning of June 5.21, nginx has not released a patch to fix the vulnerability. Some websites have been hacked, administrator quick fix!
According to Netcraft statistics, a total of April 2010 servers around the w
How to run two tomcat servers on the same computer at the same time
For projects created some time ago, the client needs to access my server during development because it serves as a server for the mobile client.
The problem is that I am also developing and have not joined the hot deployment, which will inevitably cause frequent server restart, which will also have a certain impact on client development.
Now we need to run two tomcat
Windows-based visual tools for Batch Management of linux servers
Background:
In terms of server O M, nearly a thousand LINUX servers need to be managed in a unified manner, for example, you can run commands on LINUX servers in batches, upload packages on LINUX servers in batches, and download packages on LINUX
1. Introduction to Java Web Server Selection
In actual implementation of java Web projects, we can use commercial java Web servers such as Ibm WebSphere and Bea Web Logic. These two servers have complete functions and are powerful. They support all java service container standards and are suitable for the release of commercial java Web applications. However, these two types of
Through the combination of jenkins and shell scripts, the war package is automatically deployed on multiple servers.
Combined with shell scripts, jenkins can automatically deploy war packages on multiple servers.
Environment:
192.168.2.120 jenkins Server
192.168.2.117 tomcat server
Set the jenkins server to log on to the tomcat server without a key
Server 117: Execute the command ssh-keygen-t rsa
120 serve
Next we will introduce the precautions for installing the DHCP server. Before installation, we must have some knowledge about this, so we also want to avoid some possible errors during the installation process. So next. Let's take a closer look at the specific content.
Considerations for installing DHCP servers:
The DHCP server must use a fixed IP address.
Plan available IP addresses of DHCP servers
The fol
Sun has launched a set of Sun Fire servers that use the new UltraSPARC IV + processor, with five times the performance of the previous UltraSPARC processor. Sun released the UltraSPARC T1 processor named "Niagara", which uses the patented CoolThreads chip multithreading technology to become the world's first green and economical processor. Sun announced that all Java Enterprise Systems, Sun's various developer tools, and other software are provided fr
PHP shares SESSION operations on different servers. I. problem origin 7O8X8R7oZ) Y # i3O websites with a slightly larger size usually have several servers, each of which runs modules with different functions, use different second-level domain names I. problem origin 7 O8 X8 R7 o Z) Y # i3 O
Websites with a slightly larger size usually have several servers. each
Many of my friends, especially those who are new to network management, are not very familiar with the installation of printing servers, especially built-in printing servers. This is sometimes difficult for employees of the Company to understand. If it is difficult to understand it, the boss will give you away with all his life's anger. In the era when printing servers
In the previous article, we realized the high availability of Exchange CAS servers, and today we look at the high availability of mailbox server MBX.Mailbox servers are used to store all users ' mailboxes, no doubt about the importance! The previous version of EXCHANGE2007 uses disaster-tolerant technologies such as LCR,CCR, while the more stable and up-to-date DAG technology is used in Exchange2010.What is
Article Title: Linux: build bridges between different servers. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
Integrating Linux and Windows servers may not be easy, but it is indeed the best solution for enterprises.
In the past few years, the Linux and Windows operatin
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