coffee troubleshooting

When dealing with various faults in Linux, the symptoms of the fault are first discovered, and the cause of the fault is the key to final troubleshooting. Familiar with the log management of Linux system, understanding the analysis and solution of common faults, will help the Administrator to quickly locate the fault point. The right remedy promptly solves various system problems. 1. Log Analysis and Management A log file is a file used to record vari

=" Wkiom1d830uyshkpaac6yug-wjy133.png-wh_50 "/>Red Flag part of the default is not commented, here to explain the error message: LIBGMP version needs to >= 5, and the environment is not satisfied.There are 2 ways to solve this problem:1, comment out these two lines, do not affect the use, just hide the error. The most fundamental solution is to upgrade the LIBGMP version.2. Upgrade the LIBGMP version as required.Iv. the problem has been resolved650) this.width=650; "Src=" Http://s5.51cto.com/wyf

=" Wkiom1d830uyshkpaac6yug-wjy133.png-wh_50 "/>Red Flag part of the default is not commented, here to explain the error message: LIBGMP version needs to >= 5, and the environment is not satisfied.There are 2 ways to solve this problem:1, comment out these two lines, do not affect the use, just hide the error. The most fundamental solution is to upgrade the LIBGMP version.2. Upgrade the LIBGMP version as required.Iv. the problem has been resolved650) this.width=650; "Src=" Http://s5.51cto.com/wyf

In actual work, we always encounter problems in the production environment. If any problem occurs. And the business is very important. Business needs to restore the system to normal in the shortest time, which puts a lot of pressure on people. Under this pressure, it may make me confused. So how can we quickly and effectively troubleshoot faults? The problem is endless. I personally think that only the thought of troubleshooting and thinking can help

Software TestingMedium,Troubleshooting(That isDebugging. The test is successful because an error is found. Identify the cause and location of the error based on the error signs, and correct the error mainly relies on the troubleshooting technology. 1. troubleshooting Process As shown in, the troubleshooting process b

and the expansion of college enrollment, network users are increasing, and the problems brought by network failures are becoming more and more prominent. Therefore, to ensure the stable operation of campus network, familiar with a variety of possible points of failure, rapid positioning and troubleshooting, to ensure the normal teaching, research and management of the university is of great significance. 1 Campus network operation and Maintenance ov

To reduce design complexity and enhance versatility and compatibility, computer networks are designed as hierarchies. This hierarchical system enables a variety of different hardware systems and software systems to easily connect to the network. When analyzing and troubleshooting network faults, administrators should make full use of the layered features of the network to quickly and accurately locate and eliminate faults. However, in the actual

I. Network Complexity General networks include routing, dialing, switching, video, WAN (ISDN, frame relay, ATM ,...) , LAN, VLAN ,... Ii. Fault Handling Model 1. Define the Problem) Detailed and accurate description of fault symptoms and potential causes 2. collect detailed information (Gather Facts) R> Source: key users, network management systems, routers/Switches 1) identify symptoms: 2) Repeat the fault: The verification fault still exists 3) fault frequency investigation: 4) determine the f

Summary of IE solution (troubleshooting) Author: anonymous author: network updated on: Summary of IE solution (troubleshooting) 　　1. Exclude garbled web pages. Some friends asked me why I often see garbled characters on the webpage when I access the internet? In fact, there are two kinds of problems: one is caused by impro

In an object-oriented program, the largest switch/case statement I've ever seen has more than 20 conditions. During the run, the code module executes all the conditions each time. Each condition is responsible for creating a new object that is used to communicate with the external use of the application API. After performing some general troubleshooting on one of them, I began to look at the interfaces implemented by the application. To my surprise, e

Believe that many users have encountered the power switch, the fan works but the computer does not start, for the system after the boot of a small number of problems, most users can also be resolved, but encountered even on the boot can not start the problem, most users do not know where to start to solve. In fact, the computer can not start the failure of the normal troubleshooting is not difficult, today small series on the fan work but the host can

The superior performance and price of vswitches are greatly reduced, promoting the rapid popularization of vswitches. Network administrators often encounter a variety of switch faults at work. How can they quickly and accurately find and eliminate faults? This article briefly introduces common fault types and troubleshooting steps. As vswitches are widely used in the company's network, from the low end to the middle end, from the middle end to the hig

The superior performance and price of vswitches are greatly reduced, promoting the rapid popularization of vswitches. Network administrators often encounter a variety of switch faults at work. How can they quickly and accurately find and eliminate faults? This article briefly introduces common fault types and troubleshooting steps. As vswitches are widely used in the company's network, from the low end to the middle end, from the middle end to the hig

A new multi-step troubleshooting solution for vro troubleshooting, as the name suggests, is to solve common router faults. This article also describes the most popular diagnostic procedures for wireless routers on the market. Network diagnosis is an important technical task that manages and makes good use of the network to maximize its role. This article briefly describes the hierarchical diagnosis technolo

1. Troubleshooting)Here we will introduce the hardware and software problems that may occur when using vrouters. During the networking process, such as X.25, FR, DDN, DDR, TCP/IP, problems encountered in different network environments such as interconnection with IBM large hosts and solutions .? Troubleshooting tool? What is the Troubleshooting of TCP/IP connecti

Compared with a PC, the probability of a server failure is much lower, but the loss caused by the failure is also large. As a server maintenance personnel, they need to know some basic knowledge about server troubleshooting, know what they can do during maintenance to solve problems most quickly, and reduce the downtime of faults. This document is not a complete manual for server troubleshooting. However, i

OSPFTroubleshooting report Fault Point 1: PPPLink fault Fault symptom: The PPP link between R2. Fault analysis: 1) whether the PPP authentication types are consistent 2) whether the user configured for ppp chap authentication is correct 3) is the pppp chap authentication password correctly configured? 4) whether the user performing CHAP authentication includes the PPP service type Troubleshooting: 1) Use "display current-configuration int S0/1/0" on

As we all know, during the installation and use of computers, we must inevitably encounter some system faults, such as the failure to start or print the system due to software reasons ), how to quickly and efficiently troubleshoot these faults has become one of the topics of interest to the majority of users. In the past, the operating system did not provide the function of eliminating system faults. When encountering problems, the majority of users can only find a solution by themselves, or see

Troubleshooting vswitch faults: for power supply faults and port faults, in the Internet era, you will often encounter troubleshooting vswitch faults. The following describes how to resolve vswitch faults, including how to solve power supply faults. No matter how good the performance of a switch device is, there will be potential faults. Just like people, no matter how healthy they are, there will always be

In the face of more and more complex network applications, many networks will encounter one or more faults. Now, let's analyze the DNS troubleshooting process. This section describes the precautions, troubleshooting procedures, and detailed troubleshooting steps for configuring DNS in a typical DNS networking environment. DNS