windows diagnostic

1. obtain an archive log during the time when the archive log is created: You can query the v $ archived_log view and locate it in combination with the completion_time column. dump the archive log dumpaltersystemdumplogfileu01oraclev7323dbsarch31676.

The online test mechanism provides a simple and convenient method to assist the network management to test the line quality. You do not need to enable the software on the calculator and directly go to the configuration interface of the router to

There are still many bugs in the 11g Data Pump (expdpimpdp), and it is often difficult to get stuck. I recently read an article about how to export and import data pumps. There are still many bugs in the 11g Data Pump (expdp/impdp), and the

recently, around the Apple IOS Mobile phone system backdoor event, the international confrontation between two factions constantly escalating, from the Zaderski personal website visible. in our country, the movement is not big, the depth is not

Recently in the maintenance work often encountered the display black screen failure, some just a boot on the black screen, some in the process of using the monitor suddenly black screen. This black screen failure, there may be the cause of the

The answer is the log tracing the WCF. My service is: [Operationcontract (name = "add")] [webinvoke (uritemplate = "test/", method = "Post", responseformat = webmessageformat. JSON, requestformat = webmessageformat. JSON)] public int add (number

Refer: http://www.renhaibo.com/archives/29.html     We are familiar with the ping command. It is a command for checking network conditions. When the input parameter is a domain name, it will be queried through DNS, however, only records a and cname (

Since the company began to use Java as the main development language, the number of mixed applications of C ++ and Java has increased. The communication between Java and C ++ is mainly completed using JNI, which is no problem. For such a hybrid

I myself also feel that these code is very immature, there must be a lot of places to optimize, as a negative, for everyone to analyze, Criticize.Index.html code: Gout Diagnostic Score 2015 Year acr/eular Gout diagnostic score Page1.html code:

Source: http://www.xifenfei.com/1570.html   Event Description Example Event 10013-monitor transaction recovery Tracking transaction recovery at startup Alter session set events '10013 trace name context forever, level 1

io.sh# #iostat是查看磁盘活动统计情况 # #显示全部设备负载情况 r/s: Number of Read I/O devices completed per second. That is, rio/s;w/s: The number of write I/O devices completed per second. That is, wio/s and other Iostat # #每隔2秒刷新磁盘IO信息, and 3 times per display Iostat 2

When you use special tags in a field to distinguish between object types, you may produce errors that mark incorrectly labeling related data--known as the impostor Type error pattern. In this part of diagnosing Java code, Eric Allen analyzes the

Empty flag Error Mode In my last article, I explained how the use of NULL pointers in place of different basic types of data is one of the most common causes of nullpointerexception anomalies. This time, I will explain how an empty pointer instead

Design patterns can be a great help for a simple design that quickly centralizes to a single project. However, the simplest way to implement a design pattern in a particular environment is not necessarily obvious-there are many ways to do this. This

Imagined realization relive Recall that the imaginary implementation of the last interface is a legitimate implementation, but does not satisfy some of the unchecked aspects of the interface specification. Let's consider the following stack

A wide variety of blue screen code appears when a blue screen appears on the system. What do these blue screen codes mean? I have collected some common blue screen code to share with you. 0 0x00000000 Job complete. The 1 0x00000001 the incorrect

Hello everyone, Zhu Weikun recently engaged in a channel integration Network marketing public service training or, wait for a lot of people support, basically every day nearly hundred people attend, they like to listen to dry goods, I also share

In uboot, denx implements a strict DDR detection program for common memory faults. The process and method of detecting data lines, address lines, and DDR physical memory are described in three phases. The science is rigorous, and it is not

IO. sh # iostat is used to view disk activity statistics # display the load of all devices r/s: The number of read I/O devices completed per second. That is, rio/s; w/s: the number of write I/O devices completed per second. That is, iostat such as

# View the current system loaduptime # view the system status and system resource usage of each process top # visually display the CPU usage htop # view the load information of each CPU mpstat-p all 1 # Every 1 second view disk IO statistics