numlock on startup

For most Linux programmers, after entering the Linux system, they usually see a dark interface (development mode), because if the system starts to select the development mode, it will reduce the startup time and optimize the memory. But usually we have just installed the Linux system, and then enter it on the graphic interface (if you want to switch to the development mode, use the shortcut key Ctrl + F2 ), use the shortcut key (Ctrl + F1) to return f

Linux Kernel EMD Startup Process The Linux Startup method is a bit complicated and always requires optimization. The traditional Linux Startup Process is mainly handled by the famous init process (also known as SysV init startup system), while the init-based startup system i

Windows has its own Startup folder, which is the most common startup item, and note that Win7 on boot to check for startup items. If the program is loaded into this folder, the system will automatically load the corresponding program, if it is changed, it is dangerous. So it is necessary to check the startup items. Wi

Proposition: How do I fix an issue with the default startup timeout of 45 seconds when you start Tomcat in Eclipse?In Eclipse's Java EE project, start Tomcat to debug the Servlet and the like, after the breakpoint, you will encounter the Tomcat start 45 seconds timeout problem, the following is the way to solve this problem:First find this file, where \your workspace is the directory where you workspace the project:\your workspace\.metadata\.plugins\o

Recently it feels like the time to start Tomcat with MyEclipse is getting longer. Not only is the slow start and the page opened after startup is also slow, after finding the following workarounds:1, because Tomcat is a server, the deployment of the project will always reside in the server, each start will be deployed to the server in the project all started, the project is more natural startup time is slow

original link: http://chaoxz2005.blog.163.com/blog/static/15036542013411105519685/in general, when you do not set up eclipse, the use of eclipse will always feel that the boot is slow, good card, in fact, as long as the relevant parameters of eclipse configuration, there will be a great improvement. Faster start-up speed 1. When eclipse starts, it always searches for the JRE it runs on, often the search process slows eclipse startup. (When not set, wa

Linux system startup Process analysis:　　Press Power--BIOS self-test--system boot (lilo/grub)--Start the kernel--Initialize the system--User Login1. BIOS Self-test:The BIOS (Basic input/output system), also known as the basic input and output system, can be regarded as a permanent recording of a software in ROM, which is part of the operating system input and output management.There are two functions of the BIOS: The post code and the runtime service.

Linux under memcached installation and startup (2013-12-18 11:12:45) reproduced Category: Linux Reference:http://wangrui.iteye.com/blog/500921http://www.monkey.org/~provos/1. Prepare the installation filesDownload installation files for memcached and libeventHttp://memcached.googlecode.com/files/memcached-1.4.15.tar.gz (memcached)Https://github.com/downloads/libevent/libevent/libevent-2.0.21-stable.tar.gz (libevent)2

Basically Linux start-up process, different versions may have some subtle differences, followed by the introduction, but in general is such a process.650) this.width=650; "src=" Http://s4.51cto.com/wyfs02/M02/7E/1B/wKiom1b3cXTwXKG8AAAjvgUt3_8617.png "title=" Boot.png "width=" "height=" "border=" 0 "hspace=" 0 "vspace=" 0 "style=" width:700px;height:91px; "alt=" Wkiom1b3cxtwxkg8aaajvgut3_8617.png "/> Starting from the power on the machine, the BIOS program in the ROM chip is first loaded

Linux Nginx startup script[Email protected] ~]#VI/etc/init.d/nginx#!/bin/bash# nginx Startup script forThe Nginx HTTP server# This script to create it by Jackbillow at2007.10. the. # It is v.0.0.2version.#ifYouFindAny errors-scripts,please contact jackbillow.# and send mail to jackbillow at gmail Dot com.## chkconfig: - - the# Description:nginx is a high-performance Web and proxy server.# It has a lot of f

PermGen space issue when resolving eclipse startup pluginModify the startup parameters to add the following:-xms256m-xmx512m-xx:permsize=256m-xx:maxpermsize=512mThe example is explained as follows:-xms128m represents the JVM heap ( heap memory) with a minimum size of 128MB, the initial allocation-xmx512m represents the maximum allowable size of the JVM heap (heap memory) 256MB, on demand. Note: If-XMX is no

deployment and startup of Redis under Linux Download installation media Redis website Address: http://www.redis.io/Currently the latest version is redis-3.0.3.can access http://download.redis.io/releases/redis-3.0.3.tar.gz download and use SCP to upload to server,or download directly:wget http://download.redis.io/releases/redis-3.0.3.tar.gz Unzip and compile [Email protected]:/data$ tar-zvxf redis-3.0.3.tar.gz[Email protect

Linux system startup flowchart1, The following is an example of the CentOS6 series, which draws the Linux startup flowchart. 650) this.width=650; "Src=" Http://s1.51cto.com/wyfs02/M00/89/11/wKiom1gG2ALiRH1uAAaxOEmh5-k250.png-wh_500x0-wm_3 -wmp_4-s_2160565891.png "title=" Linux system start flowchart. png "alt=" wkiom1gg2alirh1uaaaxoemh5-k250.png-wh_50 "/>This article is from the "Useful Notes" blog, so be

The overall startup process for the Linux system is as follows:POST-to -BIOS (Boot Sequence)--MBR (bootloader)--kernel + INITRAMFS (or INITRD)--Mount Rootfs (RO) --/sbin/init Set the default run level--use/etc/rc.d/rc.sysinit to initialize the system--start and close the specified service, respectively--ctrl+alt+delete key combination--Start character terminal --Start the graphics terminal650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M01/75/

delay.The user can press and hold the SHIFT key at startup to force the menu to be displayed.During startup, the system checks the SHIFT key state. If the key state is not recognized, a short delay will allow the user to display the menu by pressing the ESC key.2.grub_hidden_timeout_quiet=trueTrue does not display a countdown. The screen will be blank.False when configured in Grub_hidden_timeout, there wil

1. Understanding Startup configuration Options[[email protected] ~]# cat/boot/grub/grub.conf # grub.conf generated by anaconda## Grub after making changes to this file# notice:you has a/boot partition. This means that# all kernel and initrd paths is relative to/boot/, eg.# root (hd0,0) # kernel /vmlinuz-version ro root=/dev/sda2# initrd/initrd-version.img#boot=/dev/sdadefault=0timeout=5Password--md5 $1$pfddv1$3x/xnizeysusf7fl9buuj/Splashimage= (hd0,0)

650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/5B/59/wKioL1UG-g7yJZrsAAHAdgJ_bZY664.jpg "title=" Linux Process-start.png "alt=" Wkiol1ug-g7yjzrsaahadgj_bzy664.jpg "/>For the Linux startup process, it's a very complicated process.Let me introduce you here:1, when we press the power button, our BIOS① will check the hardware (CPU, video card, hard disk, optical drive, etc.) whether there is a problem, get the host hardware configuration, will

the user name, the task of the Getty program is complete! It then invokes the login program in an exec manner. The login program reads the user name and user password, and then reads the shadow file to verify that the user's password is correct. If the password is incorrect, login exits by calling exit, at which point the init process re-fork to repeat the above steps.If the password authentication succeeds, then the login program will set up some environment (such as setting working directory,

The problem of computer black screen is really more and more serious, recently have a bit of win8 system users and small series reflect that his home win8 system boot often encounter black screen phenomenon, how to solve it? In fact, small make up here to tell you that WIN8 system computer turned on the black screen has two kinds of situation, One is to see the logo of Windows, there is a direct black screen there is no image, in response to the two conditions of the different solutions, the fol

Use the Computer Task Manager to set up: 1, we first pull up the task manager of the computer, you can in the State bar under the computer or use ctrl+alt+. 2, then we click on the top of the launch status bar. 3, select the program you want to prohibit the start of the right button to prohibit. Again, we want to restore the boot and right-click to restore it. Disable startup with new poison PA: 1, we first ope