nice ivr

Http://blog.chinaunix.net/uid-24227137-id-3595610.htmlSpy on kernel---process scheduling targets, nice value, static priority, dynamic priority, real-time priorityThis series of articles written by Zhang Tonghao, reproduced please indicate the source: http://blog.csdn.net/muge0913/article/details/7562133Email: [Email protected]Target of process scheduling:1, high efficiency: high efficiency means that more tasks should be done at the same time. The sc

Target of process scheduling: 1, efficiency: High efficiency means that in the same time to complete more tasks. The scheduler is executed frequently, so the scheduler is as efficient as possible. 2, enhance interactive performance (interactivity): In the system equivalent to the load, but also to ensure that the system response time. 3, to ensure fairness and avoid hunger and thirst. 4, SMP scheduling: The scheduler must support a multiple processing system. The system must track which proc

Basic Concepts: Process: The basic unit of the resource allocation and height of a computer, the entity that the program runs, and the container of the thread. Threads: The unit that is actually executing in a process, the smallest unit of program execution, and belongs to a process. A process can have more than one thread. Nice 's role in process debugging In Android, you can use the Nice value to set the

job work in the background:1. Running the foreground jobCTRL + ZNote: Actually sends the SIGSTOP signal to this process, causes the process to go back to the background to stop running;2. The job has not been started, so that it starts and goes backstage;# COMMAND Note: This type of job is started from the foreground and is immediately turned back into the background when started, but even so, this process is a terminal-related process, and if the terminal is closed, such processes will also be

...CFS directly distributes not time slices, but CPU usage ratio, this ratio will receive nice is worth the impact, then you understand, nice value low gravity is high, nice high proportion is lowQ: Linux uses the CFS scheduler, the decision to seize the time is the above said CPU use ratio, pay attention! instead, a new process with lower CPU usage will run imm

Tags: Display opera shared environment system process help. com Sep NTAProcess CPU resource allocation refers to the priority of the process. High priority processes have priority rights to implementation. Configuring process precedence is useful for Linux in multitasking environments and can improve system performance. The process can also be run to the specified CPU, so that the non-important process to a certain CPU, can greatly improve the overall performance of the system.First, look at the

15 March, open the nice long connect (socket) Development tour.Android first access with the server to do long connection project, I with the servers classmate, server classmate told me, our whole agreement body with binary protocol +thrift. Head with 22 bytes, body with thrift. I said yes, and then we took the day to start writing the demo. It took a day to debug the handshake protocol and to tune the heartbeat protocol, feeling that it was not possi

Adjusting Process priority with niceWhen Linux processes is started, they is started with a specific priority. By default, all regular processes is equal and was started with the same priority, which is the priority number 20. In some cases, it's useful to a change of the default priority which was assigned to the process when it was started. You can do this using the nice and Renice commands. Use the nice

Objective:VPS universality is not high, many people may have such a feeling, in the implementation of DU, tar and other commands, will cause the system load soared, Apache response slow. This can be mitigated by the nice command changing the process priority. The nice command adjusts the priority of the process in the Linux system. In layman's words, the process has 19 to 19 of these 39 priorities in a Linu

K-nice Time Limit: 1 second memory limit: 32768 kb Special Judge This is a super simple problem. the description is simple, the solution is simple. if you believe so, just read it on. or if you don't, just pretend that you can't see this one. We say an element is inside a matrix if it has four neighboring elements in the matrix (those at the corner have two and on the edge have three ). an element inside a matrix is called "

3263-that Nice Euler circuit Time limit:3.000 seconds Description Little Joey invented a Scrabble machine this he called Euler, after the great mathematician. In He primary school Joey heard about the nice stories of how to Euler started the study about graphs. The problem in that stories was-let me remind you-to draw a graph on a paper without lifting your pen, and finally retur N to the ori

The series of articles in font treasure-rich library continue to bring you 20 nice-looking free English fonts for download. Designers always want the best free fonts to keep their fonts updated. These free nice-looking English fonts apply to any type of graphic design: Web, print, dynamic graphics, etc., can also be perfect for other projects, such as posters and logos.Articles you may be interested in Fr

That nice Euler Circuit Timelimit: 3.000 seconds Little Joey got Ted a Scrabble machine that he called Euler, after the great mathematician. in his primary school Joey heard about the nice story of how Euler started the study about graphs. the problem in that story was-let me remind you-to draw a graph on a paper without lifting your pen, and finally return to the original position. euler proved that you

Label: des style HTTP Io color OS ar Java sp As a grassroots program, it is very time-consuming to find an open-source project on GitHub. The reason is similar to the following: Project name personalization is serious. (You Don't Know What raveren/Kint is doing before you read the project introduction) Most project introductions are in English. (You can ignore me.What I particularly cannot understand is that many Chinese projects use English introductions and then hide Chinese d

UVALive 3263 That Nice Euler Circuit calculate geometric Euler's theorem, uvalive3263 Euler's theorem: P + F-E = 2 That Nice Euler Circuit Time Limit:3000 MS Memory Limit:Unknown 64bit IO Format:% Lld % llu Submit Status Description Little Joey got Ted a scrabble machine that he called Euler, after the great mathematician. in his primary school Joey heard about the

3263-that Nice Euler circuit Time limit:3.000 seconds DescriptionLittle Joey invented a Scrabble machine this he called Euler, after the great mathematician. In He primary school Joey heard about the nice stories of how to Euler started the study about graphs. The problem in that stories was-let me remind you-to draw a graph on a paper without lifting your pen, and finally retur N to the origin

1. The priority ranges from-20 to 19. The higher the priority, the lower the priority. 2. Nice can specify a modest (priority) Increment value for the process when creating a process, the priority value of a process is the sum of the shell priority value of the parent process and the humility we specify. 3. Example 1) Nice Nice-N 5 Gaim // run GaimProgram

Recently discovered a very nice Linux system, so that as coder me immediately want to throw windows out of several streets, probably because me to mate too much love for the sake of it!The name of this system is called Korora, we can search directly in the search engine, enter the official website, you can see the following page: Click on the right of try It, after the page jump, you can see that Korora gives us a variety of topics of t

PHP Introductory Training Tutorials A nice PHP verification codeHow to write a nice PHP verification code? Brother even PHP training small to share a piece of code to everyone:Class imagecode{Private $width;Private $height;Private $counts;Private $distrubcode;Private $fonturl;Private $session;function __construct ($width = =5, $height = $counts, $distrubcode = "1235467890qwertyuipkjhgfdaszxcvbnm", $fonturl

PHP Introductory Training Tutorials A nice PHP verification codeHow to write a nice PHP verification code? Brother even PHP training small to share a piece of code to everyone:Class imagecode{Private $width;Private $height;Private $counts;Private $distrubcode;Private $fonturl;Private $session;function __construct ($width = 1235467890qwertyuipkjhgfdaszxcvbnm, $height = A, $counts = 5, $distrubcode = "", $fon