Then we manage the server when the WINDOSW system is more intuitive, how much CPU use, how much bandwidth memory used, etc. as long as in the Remote Desktop Task Manager at a glance. But in the Linux environment is not so easy, especially the server or VPS running is a large web site, if you can not find the server performance consumption in time, it is likely to lead to the site in the peak visit, there is no known card death. So, eagle, then. This a
We need to do some basic security when we have a VPS or server that has a Linux system open.
First, turn off the SSH password login
First, you need to have your own SSH Key, if you use the Windows system, you can use the Putty under the Puttygen. EXE generates private key and public key.
The first step is to run Puttygen. Exe
In general, we choose the default RSA encryption, the default 1024-bit encryption is sufficient, if you want to insure th
Most VPS providers default to TUN/TAP devices that are not configured for VPS and need to apply for open Tun/tap. How to verify that the OpenVZ VPS Tun/tap device has been correctly? Test with the following command:
The code is as follows
Copy Code
#cat/dev/net/tun
If the command returns information as:Cat:/dev/net/tun:file
Label:I in an article on the famous LNMP host one-click Installation Tool, compared to the military elder brother Lnmp and AMH host difference, because AMH has user background interface, easy to novice operation, it is recommended.However, last weekend my website down, received dnspod sent to the downtime reminder, had to climb up in the middle of the night to deal with the VPS problem, the final reason is the AMH run produced a large number of MySQL
Use VNC to access the XWindows desktop of VPS
Generally, VPS provides SSH Login mode. In addition to this method, you can use terminal to operate the server. In addition, VPS also has the XWindows Desktop operation mode.
Here is a summary of how to use VNC to access the Linux Desktop System on VPS.
1: first install the
SSH key logon makes centos servers in VPS more secure
As PHP becomes more and more popular, Linux VPS/servers are used more and more, and Linux security issues need to be strengthened. If you have installed DenyHosts and set up email reminders, you may receive several DenyHostsReport messages every day to add the IP address that is used to crack the SSH password to/etc/hosts. deny.
There are two types of Li
Build shadowsocks in CentOS in VPS
First, we will introduce several good VPS products:
DigitalOcean
Bricklayer
Linode
Detailed operation instructions for Linode:
After the Linode account is bound to a credit card for activation, you can create VPS. It is worth noting that the control panel of Linode is more complex, and of course it comes along with more p
We areThe first article of the virtual private server (VPS)This article discusses why VPS is used. This article describes how to install and run VPS in detail.
You may have thought that you must have an account to experience VPS. No matter what kind of service you need, create an account first. Even if the credit card
hen, I am one, there is no choice.Set the CPU core and memory size of the chicken, can be arbitrarily modified.Set the size of the chicken hard disk, by default, write a 8GB, here can modify the size of the hard disk.Next, here is the network card you chose to use.Finally, a summary of information, you can check the chicken's configuration information again, confirm the correct words create now.Then we will give the chicken system, this is simple, because I chose the CentOS6 system, CentOS syst
In general, VPS virtualization technology, there are Xen, OpenVZ, Xen HVM and VMware These kinds of, then, how to determine your VPS is based on what kind of virtualization technology?1, execution: ls/proc/command, General Xen Vps,/proc directory below will have Xen directory, OpenVZ will have vz directory.2, execution: free-m command to see the memory, OpenVZ no
Wake up feel like modifying VPS server ports are important in Linux and Windows servers because Linux SSH defaults to port 22,windows's Remote Desktop default port is 3389, which is often scanned by researchers with ulterior motives, and if these commonly used ports are found to be open, Will touch their inspiration, so whether it's a Linux server or a Windows server, you have to modify these default ports when you start.
First, Linux
VPS is now a lot of webmaster accustomed to use one of the host, its function is basically similar to the server, but the price is much cheaper, and the virtual host compared to have more advantages. Website Log analysis is one of the necessary work every day, especially the analysis of the site is down right, which pages are included, and so on, the following author on the basis of the actual analysis of the VPS
I started a new VPS yesterday, as a personal blog wid Laboratory (widlabs.com) development of the experimental environment. So in this blog, will introduce CentOS 6 under the LNMP HTTP environment, from the use of SSH login VPS, until the domain name resolution to the server IP on this complete website construction process.
The new starting VPS basic configurati
Our people use VPS installed system environment most likely is LNMP, the author recently also learning to install and use VPS, also see many kinds of system environment can choose, of course, including can choose to install Panel management. Temporarily I do not choose to install the Panel, the use of panels without technical content, and from the difficulties of learning, direct use of SSH operating
Once the site to use the VPS, we need to do is operations, not only to ensure that the site can be stable operation, and the need to regularly back up the Web site files and databases, so as to avoid accidents can also use the data has been backed up and to restore and transfer VPS operations. Today, Chiang just need to give a VPS on the site to backup and transf
VPS Host Whether it is a Linux VPS or Windows VPS Theoretically can support both ASP and PHP programs, a lot of people have just started to use VPS host, so, will encounter a lot of problems at many times, here to share with you some of the more common web errors, and solutions.ASP or PHP Web extensions are improperly
Many Webmasters have misunderstandings about restricted traffic and unlimited VPs. This article will introduce some basic concepts and use some practical cases to explain the differences between restricted traffic and unlimited traffic.
When purchasing a server in the U.S., there are two options:
1. unlimited bandwidth and traffic restriction:
That is, Mb is exclusive and the traffic is limited to GB. If the traffic exceeds 2000 GB, another traf
In CentOS, determine whether your VPS is OpenVZ or Xen.
Generally, VPS Virtualization Technologies include Xen, OpenVZ, Xen HVM, and VMware. How can we determine which virtualization technology your VPS is based on?
1. Run the ls/proc/command. Generally, the Xen VPS and/proc Directory have the xen directory, and open
The most common system environment for us to use VPS for installation is LNMP. I have been learning to install and use VPS recently. I also see many system environments available, of course, you can choose to manage the installation panel. For the moment, I do not select to install the Panel. First, the Panel has no technical content. Second, I learned from the difficulties. Using SSH directly to operate
When we manage servers, the ipvsw system is more intuitive, including cpu usage, memory usage, and so on, as long as the task manager in the Remote Desktop is clear at a glance. However, in a linux environment, it is not that easy. In particular, large websites run on servers or vps. If server performance consumption cannot be detected in a timely manner, the website may be accessed during peak hours, I don't know what the problem is. Today we will in
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