Improve Linux kernel and adapt scalability to the enterprise environment-general Linux technology-Linux programming and kernel information. The following is a detailed description. The first step to improve Linux performance is to quantify it. But how can we precisely quanti
set personalized boot entry and settings
Execute/bin/login program Enter login status
Second, the common start troubleshooting1. Encrypt grub to prevent root password from being cracked[Email protected] ~]# Grub-md5-crypt #加密grub密码Password:Retype Password:$1$yr8im$ri0etbadp9l80jb2bdxpk1[Email protected] ~]# sed-i '/hiddenmenu/a password--md5 $1$yr8im$ri0etbadp9l80jb2bdxpk1 '/boot/grub/grub.conf #添加加密行[Email protected] ~]# tail-n 5!$ #验证操作的正确性Tail-n 5/boot/grub/grub.confPassword--md5 $1$YR8IM
Article title: fully popularize enterprise-level Linux: there is still a long way to go. 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.
In the past few years, it has become a very
With the popularity of Linux in Open source system, its application in large and medium-sized enterprises is becoming more and more popular, many enterprise application services are built on it, such as Web services, database services, cluster services and so on. Therefore, the security of Linux has become an enterprise
The Red Hat Enterprise Linux Server With virtualization technology can provide support for fully virtualized clients, RHEL3, RHEL4, and RHEL5. Of course, it also supports third-party operating systems. In addition, the quasi-virtualization technology can provide higher performance, and now it supports the fifth update of RHEL5 and RHEL4. Fully virtualized client support has specific requirements on server h
Red Hat Enterprise Linux versions and release dates
Red Hat Enterprise Linux 7
Release/Update
General Availability Date
Redhat-release Errata Date *
Kernel Version
RHEL 7 Update 2
DNT
DNT
DNT
RHEL 7 Update 1
2015-03-05
RHEA-2015: 0524
The installation interface for Red Hat Enterprise Linux 6.6 has five options, which are different from the previous installation of the Red Hat Enterprise Linux 5.x.Install or upgrade an existing system (install orupgrade an existing system)This option is the default. Select this option to use the graphical installer t
Red Hat and Docker. io announced today that they will expand their cooperation to introduce Docker container technology to the latest test versions of Red Hat Enterprise Linux7 and PaaS cloud computing application platform OpenShift. About a year ago, the first version of Docker was released. In a short period of time, it quickly became popular among developers who wanted to use convenient software containers instead of virtual machines to transplant
RedHat Enterprise Linux 6.4 Use Centos 6 of the Yum Source IssuesAs a novice, learning Linux has been one months, during which encountered a lot of problems, and today I encountered the problem is#yum Install Pam-devel#This system is not registered to Red Hat Subscription Management. You can use the Subscription-manager to register.Setting up Install ProcessNothi
the low-cost and efficient Red Hat Linux es built on the intel architecture provides IT product buyers with a way to save money. So that they don't have to spend more money to get the desired performance. Provides an efficient and robust platform for enterprise users
the low-cost and efficient Red Hat Linux es built on the in
Red Hat Enterprise Linux 7.2 operating system installed on Dell R730 Server
Record the process of installing the Red Hat Enterprise Linux 7.2 operating system on the Dell R730 server. The Red Hat Enterprise Linux 7.2 architecture
Red Hat Enterprise Linux Server Release 7.0 Dual System installation the Enterprise version of the 1.RedHat company 7.0 has been released. Here are the steps to install a dual system under 7.0. Pre-installation system: WIN7 Second system to install :RedHat Enterprise 7.0 @ Please note:WIN8 System and
system for verification. You can also press ctrl + alt + backspace.
By the way, it seems that the following two packages can be installed to support Chinese display:Install these two packages to support Chinese characters.Fonts-chinese-3.02-9.6.el5.noarch.rpmFonts-ISO8859-2-75dpi-1.0-17.1.noarch.rpm
You can download the preceding two files at http://ftp.dc.volia.com/pub.
The path of the two files I downloaded is
Http://ftp.dc.volia.com/pub/CentOS/5.4/ OS /x86_64/CentOS/
# Redhat
Apply for Red Hat Enterprise Linux developer subscriptionGuideRegistered members of the developer program can now get a free set of Red Hat Enterprise Linux licenses. The RHEL Development Kit will provide programmers with a stable development platform for building Enterprise
150 common commands shared by Linux Enterprise OpsOriginal: http://www.jb51.net/article/127014.htmThis article will introduce the Linux enterprise operation and maintenance personnel commonly used 150 commands, if there are shortcomings, but also look haihan. Of course, we would like to leave a message points. Hope to
Tags: path style input lin width round device ora blog
In the last line, write Shmfs/dev/shm tmpfs size=2g 0
A memory allocation issue that is used to increase the database run.
Create the required path and assign permissions.
Set the Oracle user environment parameters.
Modifies the portion of the header display.
Pull through VM tools into the/stage folder under Oracle users
The following three compressed packages:
P10404530_1120
Tags: IDT installation path logs pad ISP operation data img
Install the example under P10404530_112030_linux-x86-64_6of7.zip decompression.
Modify the software path for dbhome_1.
Install the data, you can take the snapshot operation!
Delete the installation files.
Enter DBCA to create the database.
In the root user, run the following 2 lines of script.
When you run the secon
Recently, the Japanese have successfully installed Oracle10g (10.1.0.2.0) on Red Hat Enterprise Linux as 3. The installation process and some experiences are summarized as follows, hoping to help you, there are few detours during the installation process.
System hardware requirements:
M memory (recommended for Oracle), I think if the conditions permit to add more memory, less than m after the installation o
/, which is called "root directory )". The file in the root directory is called/filename. In Red Hat Enterprise Linux, the root directory is mainly other directories, such as/etc. The files in these directories are called/etc/filename. Each layer of the directory tree is named like this. For example, if the file network is located in the sysconfig Directory, which is located in the etc directory and the etc
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