Linux

IPv6 currently we do not need, but after the installation of the system will be as the module resident core, not necessary, can be done by the following two ways to close it;Method 1:# 编辑 /etc/sysctl.conf,添加如下一行net.ipv6.conf.all.disable_ipv6=1# 编辑

Because some people are very interested in translating this project, but do not know how to join in, here I wrote a short tutorial on how to use Git to participate in the translation of this project.Project on GitHub

Linux installation jdk rpm mode:I am using SECURECRT, downloaded first and then uploaded, can also download the installation directly in Linux. First install the Upload Files tool, using FTP upload can alsoYum Install LrzszAfter the installation is

How does ubuntu switch to root user after the default installation is complete without knowing the root user's password, then how to apply root permissions? (1) Sudo command This allows you to enter the current administrator user password to get

Common commands are organized as follows:View the serial number of the motherboard: Dmidecode | Grep-i ' Serial number 'Detecting new hardware with hardware detection program Kuduz: Service kudzu start (or restart)View CPU information:

System in a folder appears two file name garbled css file, normal deletion, delete the previous level folder can not delete the two garbled files, is a headache, tried to use I node to delete the file, success.Garbled files are as follows:

How do I copy a file under two Linux system servers? Always use this named SCP (security copy).Do not know the reason for this command, and then do a summary:We all know that CP command is used as CP [source file address (i.e. to copy file location)]

The SecureCRT rz command prompts that the rz has not been installed (ubuntu), securecrtrz 1. Use secureCRT to log on as a normal user; 2. If the root account has been unlocked, run the su command to enter the password as prompted; If the root

In CentOS, check which package a file belongs. 1. view the rpm package of a file or command under centos/redhat: $ Yum provides/etc/passwd or $ rpm-qf/etc/passwd 2. ubuntu and its derivative versions: Sudo dpkg-S whereis or sudo dpkg-query-S/usr/

15 minutes to build a Linux operating system + Oracle database environmentI always wanted to learn about the O & M of Oracle databases in Linux, but the process of installing the Linux operating system from the beginning and then installing the

Add a SWAP partition after installing the Linux/centos SystemUsage of swap partitioning: swap puts data into swap when the physical memory is insufficient. Therefore, swap plays a role in virtual memory, in a sense, memory space is also increased.

How to solve the ugly font problem of Ubuntu 14.04 Recently, the computer broke down and installed ubuntukylin14.04 in line with the attitude of supporting the modified version made in China. As a result, I was shocked when I entered the desktop. I

Real-world monitoring of Linux system resources using NagiosNSCA-Nagios configuration-NagiosServerThere have been many good summaries about the nrpe method on the Internet. I am now talking about how to use the NSCA method in our system to obtain

Enable the SSH service to allow Android phones to remotely access Ubuntu 14.04 Today, I suddenly thought of connecting to Ubuntu with an Android phone. This will use SSH. However, SSH-related services are not installed in Ubuntu 14.04 by default,

Use dump restore to quickly back up and restore the FreeBSD system Note: This instance has passed the test in FreeBSD7.2 and is also applicable to FreeBSD8 or FreeBSD9. FreeBSD9 simplifies the number of default partitions and backup and recovery

Add Zabbix computing type project Calculated items The info Command provided by redis can be used to monitor the values keyspace_hits and keyspace_misses, but the hit rate of redis cannot be obtained directly. The hit rate of redis can be monitored

Add Calculated items to Zabbix and save the page as blank Add Calculated items to Zabbix and save the page as blank Nginx reports the following error 10:10:23 [error] 27617 #0: * 111642 readv () failed (104: Connection reset by peer) while reading

Varnish Proxy Cache I. Basic varnish knowledge How Varnish works 1. How varnish works The client request arrives at the varnish proxy. The accept in the child thread receives the request process and submits it to the worker threads for processing.

Monitor JK-1.2.40 connection status through jkstatus Monitor JK-1.2.40 connection status through jkstatusBytes ----------------------------------------------------------------------------------------------------------------------Configure jkstatus0)

Application and Analysis of Protocol Buffers1 Introduction to Protocol Buffers Protocol Buffers is a mechanism used to serialize structured data. It is flexible, efficient, and automated. Similar to XML, but smaller, faster, and simpler than XML. In