Troubleshooting Linux

For small and medium-sized enterprises, there are many free and open source router and firewall solutions, even as a business choice. 　　Many of these products offer LAN services, such as VPN services, hotspot gateways, and the use of mandatory network portals to share wireless networks. Here, the editors find open source and free router projects that are suitable for businesses that include small businesses, midsize, and even the size of Cisco and Juniper.  Gossip Less, we look at these seven open source and free Linux network operating system. &nb ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall after we installed the Linux Server Web environment a key installation package Lanmp, 　　There may be a lot of doubt there is the use of the process of the problem, the following for you to sum up a few more common, if there are other questions, you can go to the Wdlinux forum to find relevant tutorials. 1. Add APA ...

Logrote is an application that is used to periodically rename and reuse system error log files. It guarantees that the log files will not take up too much disk space. /etc/logrotate.conf File It logrotate general configuration file. You can use it to set that file to be reused and how often to reuse it. You can set the cycle parameters to be weekly or daily. In the following example, the "weekly" parameter is annotated with "#" and retains the "daily" argument. Cycle entry can also define how many copies of the log to keep http ...

This article introduces us to the detailed cracking steps of the new and old versions of Vysor PRO 1.6.6 and the free download of the address of Vysor 1.6.6, as well as the troubleshooting encountered during the cracking process.

Last year in the investigation of a lot of java applications, see some of the phenomenon is the programmer to run on their own environment to read the program rarely lead to troubleshooting problems will be more frustrating, so think of writing this series of articles, procedures To provide functionality to end-users, the code is only one part of it, and it needs to be relied on for jvm, os, server hardware, networking, load balancing, etc. In this series of articles, Several parts, more is only a science role, because os I use are linux, this series ...

A, virtualization virtualization refers to the ability to simulate multiple virtual machines on the same physical machine. Each virtual machine has a separate processor, memory, hard disk, and network interface logically. The use of virtualization technology can improve the utilization of hardware resources, so that multiple applications can run on the same physical machine with each other isolated operating environment. There are also different levels of virtualization, such as virtualization at the hardware level and virtualization at the software level. Hardware virtualization refers to the simulation of hardware to obtain a similar to the real computer environment, you can run a complete operating system. In the hardware virtual ...

The year of the Snake promotion, Dell launched a e7-4807-based rack server R910, adhering to Dell's excellent design tradition, with excellent flexibility and manageability. 　　At present, there are businesses to the product promotion, the price is 31500 yuan, interested friends may wish to pay attention to. Dell's PowerEdge R910 configuration, this product comes standard with 2 1.86GHz new generation Xeon e7-4807 processors, 6 core share 18MB three cache, and a higher level Intel 7500 motherboard chipset ...

Hadoop is a highly scalable, large data application that can handle dozens of TB to hundreds of PB of data through fewer than thousands of interconnected servers. This reference design realizes a single cabinet of Hadoop cluster design, if users need more than one cabinet of Hadoop cluster, can expand the design of the number of servers and network bandwidth easy to achieve expansion. Hadoop solution The features of Hadoop design Hadoop is a low-cost and highly scalable large data place ...

"Tenkine Server channel December 16 News" Denver local time November 19, held here in the SC13 Global Top500 Awards ceremony, the organizing committee announced from China's National Defense Science and Technology University team to 8.22 trillion times per second Linpack results obtained SC 　　13 Global University students Super Computer Competition computing performance, this is the national defense hkust after ISC 12, SC 12 after the third time the title. As the "Highest Computational performance award" of the defending champion, the National Defense Science and Technology University in the competition set ...

"Tenkine Server channel December 19 message" This tower is a perfect combination of price advantage, reliability, collaboration, and data protection to improve business continuity and productivity, and is the ideal choice for a small business's first server. The tower server is relatively flexible and practical, and can be easily used without cabinet support, the Dell T110 Tower Server introduced today is a needle for small business products, carrying the core processor processor, and standard 2G memory, 500G hard drive. 　　The performance is good, and the stability is extremely strong. This paragraph ...