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Instance recovery ( crash recovery)
When did it happen? Oracle instance recovery?
Shutdown abort;
Database Exceptions Down drop (machine crashes, power-down ...)
The reason for instance recovery is that the data has been discarded and used Redo Data Recovery
Label:SQL Server uses the boot page to crash RecoveryLooked at the cover of a general article Http://www.eygle.com/archives/2008/11/oracle_internals_preface.html
The first block of the data file records important checkpoints, SCN, and other information that is to be read at startup, and this is the embodiment.
Let's take a look at the SQL Server case, use the DBCC FILEHEADER command, 10 for one of my user libraries SSS database ID Env
When installing 12.1.0.2 32bit Oracle Database Client under Windows R2 64bit, the client crash out without any error messagesReference from:12.1.0.2 32bit Oracle Database Client installation on Windows R2 64bit crashes without any Error Messages (Doc ID 196 2665.1)Suitable for:Oracle database-enterprise edition-version 12.1.0.2 and laterInformation in this document applies to any platform.Symptoms:12.1.0.2 Oracle Database 32bit Client installation on
Why do we need feedback on the crash report?
For Android applications, we should try to avoid crash. Although zero-crash is the ultimate goal pursued by programmers, the reality is that programmers can only minimize the occurrence of crash, and it is almost impossible to completely eliminate it. Maybe you think that y
View iOS Crash logs and ioscrashlogs
When an application crashes on the device, iOS records these error logs and creates a Crash Report ). The crash report contains the iOS version, date, exception type, stack trace, and other information.① View the crash report in XcodeWhen the application crashes during development,
In the morning, A friend sent a link from abroad, telling me this is a very interesting plug-in (http://plugins.jquery.com/project/crash)-can directly let IE6 crash. For front-end developers, ie6. Open the source code and only see the following code:
/*** JQuery Crash (http://mktgdept.com/jquery-crash)* A jQuery plugi
When the app crashes, the development phase can typically track crash information in the following ways#1. Emulator run, view Xcode error log#2. Real-Machine debugging, viewing the Xcode error log#3. Real-computer operation, view device system logsFor example, write a crash code Crashdemo:-(void) viewdidload { [super Viewdidload]; // additional setup after loading the view, typically from a nib. [
Today's test found a problem with the game, System mail, assuming the tab, on Android on the open message content will be crash. And they're pretty sure it's the tab question.With my many months of experience (indeed not for many years.)。。 View Never heard of a tab crash on Android. And assume that there is this problem. There will certainly be a lot of people, expected to be noisy, search for a bit, what i
The default ubuntu12.04 does not configure the kernel crash to automatically restart and dump, resulting in a kernel crash, there is no core dump file to analyze, and stuck in the kernel crash interface, in order to facilitate the search for kernel crash reasons, need to be the kernel
When the application crashes in the device, iOS logs the error log and creates a crash report (Crash). The crash report contains versions of iOS, dates, exception types, stack traces, and other information.
① view crash report in Xcode
When the application crashes during the development process, you can use Xcode Org
App Store audit was rejected, return CrashLog.txt file, but after open is hexadecimal address, we can use Xcode Symbolicatecrash parse get we need detailed crash information Crashlogend.crash
1. Create a crash folder on the desktop
2. First find the address of the Symbolicatecrash tool (Xcode display package content can also be found) open the terminal input instructions:
Find/applications/xcode.app-name Sy
By default, Ubuntu12.04 does not configure kernel crash Automatic restart and memory transfer. In case of kernel crash, there is no coredump file for analysis, and it is stuck on the kernel crash interface. In order to facilitate searching for the cause of kernel crash, you need to configure the kernel
This article mainly organized the symbolic parsing of crash log and debugging information related to the configuration of some content.For mobile app development, quality and experience are important. A client application if often "flash back", is the product quality is a poor embodiment, the user experience is not to mention. So the development of an excellent app, the first is to ensure their technical quality, as far as possible to eliminate the "f
Android development, the Java layer can easily capture crashlog, but for the Native layer of crashlog is usually not directly accessible, only through the system's Logcat to analyze crash logs.Both Linux and WIN32 developers know that when the program crash on a PC, the core dump file can be generated to parse the function call stack and the memory information at the time of the
1. Why symbolize:iOS program in the real machine running program crash condition, the machine will automatically generate a log file, it contains the program crash before the running logic, analysis of Carsh files, effective solution to the problem on the real machine, to ensure the good stability of the program, However, the crash file is mostly a display of pro
Since bugly on-line, through the developers of the trial and word of mouth, the current bugly has ushered in a large number of users, the industry's response can only be used to describe:Of course, there are a lot of programmers brother in the process of using a number of problems encountered, such as follow the guidance of the document is correctly connected, but the crash document is not readable, it is difficult to pinpoint the location of
Article Title: Analysis and Solution of Linux system crash. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
When we use the Linux system, we will find that the system does not respond and crashes. What should I do at this time? Speaking of this, some people will ask, will the Linux system
From crash to vulnerability exploits: bypass aslr Vulnerability Analysis)
0 × 01 Introduction
This is an out-of-bounds read bug that exists in Internet Explorer 9-11. The vulnerability exists for nearly five years and was not found until April 2015. This is an interesting hole, at least I think so, because this vulnerability was rejected by Zero Day Initiative (ZDI) for nearly 4-5 times, it has been repeatedly stated that this bug cannot be used.
Usin
As we all know, the versions and devices used to install the Android system vary widely. A program running well on the simulator may crash when it is installed on a certain mobile phone, individual developers cannot buy all devices for debugging one by one. Therefore, after the program is released, if a crash occurs, the developer should promptly obtain the information that causes the
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