view the server error statistics: if the "timeout error" accounts for more than 90%, you may need to improve the hardware configuration; if there are many "Internal Server errors", there may be program problems.Step 5: view web resources and subdivided web pages. This step is only applicable to Web performance testing. When viewing the Web Resource diagram, the analysis results of the previous virtual user and Transaction Response time are often combined to analyze the server stability. The fo
Problem 1: Error: Two Way communication error:Function two_way_comm_post_message/two_way_comm_post_message_ex failed.Cause:Shared Memory Cache overflow causes communication problems between the Controller and load generator.Solution:Modify two configuration files.1. $ installation folder $ \ dat \ channel_configure.dat2. $ installation folder $ \ launch_service \ dat \ channel_configure.datAdd the following configuration under the [general] section of the two files.Shared_memory_max_size = 100 (
1. Install the rstatd daemon on the server
Installation steps:
1. Download rstatd from the Internet
2. Put the file in the/home/user directory.
3. chmod 777 rpc. rstatd ---- change the read and write permissions of the file and have all permissions.
4. chmod 777 configure --- same as above
5 ../configure --- Configuration
6. Make --- compile
7. make install --- install
8. rpc. rstatd --- start the rstatd Process
2. Configure in lRAdd measurement from
Problem:LoadRunner The HP Web Tours Application service does not start, prompting 1080 port to be occupiedWith internal Error:your request was unsuccessful cannot create GUI Process-program not foundCheck method:1. View processes that occupy 1080 ports2. Check if there is a strawberry folder under the C drive, if you do not need to download Strawberry-perl-5.10.1.0.msi and install, and then refresh the browser can see the program opened successfullyWorkaround:1.CMD window Input Netstat–ano find
Action () {lr_start_transaction ("T1"); Web_custom_request ("xxxxhttprequest","url=http://xxxx","Method=post","resource=0","Reccontenttype=text/xml","referer=","mode=html","enctype=text/xml; Charset=utf-8","body=" "\n" "\n" "\n" "\n", last); Lr_end_transaction ("T1", Lr_auto);return 0;}When LR tests data in XML format, how to write scripts is a problem, which ca
-status/?auto, verify if it appears as shown in the configuration is successfulStep 5, LR configuration instructionsSwitch to LoadRunner controller to configure the monitoring target under Web Server Resource graphs, put the mouse in Apache view right click on select Addmeasurements, click Add, Enter the server IP address and server operating system. Such as:After the run, the following is shown:The following error message is sent after running:Receiv
LR Script Combat: User-defined C-language function LoadRunner can use standard C language functions, so we can write our own function in the script to call, the script structure, better reuse. First look at an example: Action () {int i,j; j = 1; for (i=0;iLR Scripting user-defined C-language functions
Look at the title error message will know that this is the Java compilation and run environment configuration problem, when running the LR script, LR Proxy can not find the Java JDK Environment, of course, some people may encounter said, I am in the cmd window javac environment is no problem ah, yes, it depends on what version of your JDK is related, Then java-version see what version of your JDK it is, how
Run-timepacingSetting the main impact what? pacing is used primarily to set the interval between repeated iterations of a script. There are three ways to do this:A: Start immediately after the last iteration,B: Wait for a fixed time after the last iteration,C: Start a new iteration at a fixed or random time interval. ----commonly used Set the iteration to the actual needs. In general, there is no time interval that creates greater stress. I: Many people ignore this option when using
There have been many friends like me last year in Shanghai, the Yangtze River Flute Music Festival shot on the "battlefield Autumn soldiers of", but also very curious I from the early to late a process is how. Alone Lele as the public Lele, today I will share with you this picture of the color of the idea. This photo is taken by Canon 5d2+ Teng long 17-35 f2.8-4, RAW format output, later in the LR to complete the adjustment. Let's take a look at the
Excerpt from http://www.cnblogs.com/hush/archive/2004/09/06/40361.htmlYesterday and Sumtec talked about automata and grammar analysis, suddenly brain a little confused, put some concepts confused, read a half-day Tsinghua's compiled book also did not understand ... I got up this morning and watched the automata part of discrete mathematics and its applications. It's a foreigner's book that speaks clearly.
Yesterday is mainly the NFA and grammar Analysis of LL (1)
There have been many friends like me last year in Shanghai, the Yangtze River Flute Music Festival shot on the "battlefield Autumn soldiers of", but also very curious I from the early to late a process is how. Alone Lele as the public Lele, today I will share with you this picture of the color of the idea.
This photo is taken by Canon 5d2+ Teng long 17-35 f2.8-4, RAW format output, later in the LR to complete the adjustment. Let's take a look at the
This article turns from http://blog.csdn.net/cyh_24/article/details/50359055
The motivation to write this blog is due to the following Weibo:
I was very touched when I saw this microblog, because if Rickjin came to interview me, I think I would die very miserably, because he asked questions I basically can not answer. So, from the bitter taste, I decided that the future understanding of some algorithms can not just stay on the surface, but should at least push forward, try to see farther.For
Difference between LR and SLR (follow set and search operator)
In syntax analysis, slr uses follow sets and LR uses search characters, which is the root cause of different functions.
The follow set calculation method is as follows:
1.For method start character S, set # To follow (s;
2.If a-> α B Beta is a production formula, the first (Beta )/{ε} is added to follow (B;
3.If a-> α B is a production formula,
OriginalHttp://www.cnblogs.com/Bonnie83/p/3525200.htmlBeginner performance test, the first step must learn the script recording, but all the way down all kinds of recording failure, playback script failure of endless problems, the reason is that LR itself has a compatibility problem with the test environment caused the recording failure, the deeper reason is that the recorder does not know the principle of LR
Issue: IE8 when opening the company digital nerve this add-in cannot be recovered and site restore is incorrect.Workaround:1, the management of IE add-ons, all disabled after the problem persists, OK is not an add-on problem.2. Reset IE8, Tools-internet Options-Advanced-Reset: Delete personalization. No way.3, unloading load IE8, the problem still exists.4, anti-virus, strong kill Trojan horse. The problem still exists.Click on the tool -internet option and the following error appears:Rundll32.e
installing XINETD services Input command: RPM-IVH xinetd-2.3.14-10.el5.i386.rpm 8. View xinetd Services Input command: rpm-q xinetd 9. Modify the Rlogin, rsh, rexec configuration files under/etc/xinetd.dInput command: CD/ETC/XINETD.DInput command: VI rlogin/rsh/rexec Open Three configuration files, modify disable = yes disable = noInput command: Press the INSERT key to enter the modified state, first press ESC and then enter: Wq Save10. Start the XINETD serviceInput command: Service xinetd r
Local extra exposure, this is a traditional darkroom term. For a part of the screen additional exposure time, consider the size of the additional exposure area, now using Lightroom (hereinafter referred to as LR) in the Mask function compared with the traditional darkroom, whether speed, flexibility, replication are not the same. PS is not compared with PS because the main processing and design of non-raw materials JPG pixel map, and
To give you Photoshop software users to detailed analysis to share the solution of PS and LR color difference problem tutorial.
Tutorial Sharing:
First of all, please go to Lightroom > preferences:
After you open the Preferences interface, select "External edit" above:
You will find that LR preset external editing of the gamut, not our general cognitive sRGB, but the gamut of P
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