Common performance analysis tools.
1. vmstat commandVmstat is short for Virtual Meomory Statistics (Virtual Memory Statistics). This command tool is installed by default in many linux releases, the vmstat command can be used to monitor the memory information, Process status, and CPU activity of the operating system. The disadvantage is that a process cannot be deeply analyzed.The vmstat syntax is as follows
Dark Horse programmer _ JavaSE learning summary 11th days _ development tools APIs common objects 1, _ javase 11th days
------- Android training, java training, and hope to communicate with you! ----------
11.01 introduction to common development tools
1: notepad software provided by the operating system
2: Advanced N
table, view editing, maintenance, and management (including administration using SQL statements)
Data additions, deletions, modifications, and queries in the database
Detailed explanations of T-SQL statements, syntax, variables, constants, and cursors.
Stored procedures, functions, constraints, triggers, transactions, and locks
Indexing and query optimization
application configuration, Engine tuning, and dedicated tools for SQL Server 2005
Database s
Tags: problem BSP phi Common Oracle Pen comparison nbsp + +Examples of common tools, methods for diagnosing Oracle performance problemsAnswer: 1) A simple point can be used toad and dbartisan such tools. 2) Pure performance monitoring, more excellent spolight and EMC I3, both of these software are more expensive. 3) So
Introduction to common memory anomaly verification tools and methods under LinuxExceptions caused by memory anomalies are often difficult to verify, and this article describes the verification tools and methods for various common memory anomalies under Linux.1. Access null pointer/uninitialized pointerThis is the simpl
This series is a master of his mountain eye of the late style of the full range of popular science courses, covering more than 10 kinds of common late style and terminology science, you can help you start from the beginning of a complete master of the later repair map. Today this little science helps students understand the mood of different colors and the common color adjustment
must have Reflexil plugin. Use the reflector opener to find the Conversion_load method, and select Reflexil in tool:
Now we need to add a istrialexpired = False code to the Conversion_load method, as follows:
Modify the Conversion_load as follows:
Click "OK" button, then save as:
Operation Result:
Simpleassemblyexplorer:
Open Program Select Class Editor:
bool istrialexpired = true; This code is actually two sentences bool istriale
http://www.itjhwd.com/ios-tool/Common toolsHomeBrew: An excellent package management tool on OS X.Source ControlGit: Distributed version control system and source management system, the advantages are: fast and easy to use. For beginners, you can view free e-books here.GitHub: A place to share the resources of prestigious Japan.bitbucket: Alternative to GitHub.GitHub for Mac: A beautifully designed git client that doesn't replace all the features you
I learned. net has been around for nearly a year. I accidentally found that many of the development tools I have never seen, so I am collecting them in the dark (OH, I'm exaggerating). Now I have collected seven special articles to summarize them! I call them "Seven Weapons"/(^ o ^ )/
The first weapon is the sword of death and NUnit (used to write unit tests)
NUnit is an open source code unit test framework generated for the. NET Framework. NUnit allo
Of course, Visual Studio. NET 2002 command prompt was first introduced. Common command lines:CD, with a tab (under WINXP) or * (under Win2k), automatically complete the directory nameCopy con somefileType somefile | moreFC/B file1 file2 or FC/B file1 file2> dif.txtWhoami (under WINXP)HostnameMsconfig (in WINXP)Net commands (including Net start aspnet_state and net localgroup)Set (usually only look at the last line to see where the Windows installation
"To do well, you must first sharpen your tools ". I have been engaged in program development for nearly three years. I have some development experience and accumulated some common tools to improve the efficiency of my development and debugging work, the tools listed below are frequently used by me (mainstream ide won't
Enable slow log
There are two activation methods:
1. In my. cnf, log-slow-queries [= file_name]2. When the mysqld process is started, specify the five common tools to be compared using the -- log-slow-queries [= file_name] Option.
Mysqldumpslow, mysqlsla, myprofi, mysql-explain-slow-log, mysqllogfilterMysqldumpslow is a log analysis tool for slow query officially provided by mysql. the output chart is as f
Because PHP is an open language, it also leads to the lack of strong and authoritative support for the development environment. Here we will list some of the better compilation tools, hoping to help you develop PHP programs. From the beginning of Dreamweaver MX, DW began to support PHP + because PHP is an open language, which also led to the lack of strong and authoritative support for the development environment. Here we will list some of the better
Enable slow LogThere are two ways to enable: 1, in MY.CNF through Log-slow-queries[=file_name] 2, when mysqld process starts, specify the--log-slow-queries[=file_name] option
Five common tools for comparisonMysqldumpslow, Mysqlsla, Myprofi, Mysql-explain-slow-log, Mysqllogfilter
Mysqldumpslow, MySQL official provides the slow query log analysis tool. The output chart is as follows: The main function is to
and effective template generation tool. If you start a new project, you can get a free HTML5 site template here.6.Cross Browser HTML5 FormsCalendars in HTML5, swatches, slider widgets, etc. are great tools, but some browsers do not support them. This page will help you build the perfect HTML5 form compatibility scheme.7.HTML5 TestIs your browser ready to meet the HTML5 revolution? HTML5 test will tell you. This site will generate a full report of you
Here I'll tidy up the tools that are often used on Mac (for reference only):HomebrewHomebrew is a package manager under Mac that allows us to install some UNIX tools and software that Mac OS does not have.ITerm2ITerm2 is an excellent terminal software, can be used to replace the system comes with the terminal.SVN class (It is important to note that the SVN version of Xcode may be low and needs to be upgrade
the way you look at XshellXshell also need to be configured, but, there is a method is very simple and very fast can eliminate these steps, one step!See the toolbar Xshell icon is not, is not the same as the download Xshell logo, yes it is, click on it!The connection is successful and you can now try to hit the Linux command! Occasionally someone will appear garbled situation can choose UTF-8Of course, Xshell can also configure itselfClick the file---New in the upper-right corner, or click the
negative
%CPU: Process Consuming CPU utilization
%MEM: The percentage of physical memory and total memory used by the process
Time+: The total CPU time that is consumed after the process is started, which is the cumulative value of the CPU usage time.
Command: Process start name
Viii. ConclusionThe blogger is just a Linux rookie. Faith first Bo Hou yuan principle, see these knowledge, first write down, then specific use of time to delve into it. Caishuxueqian,
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