CentOS 7 clears the old kernel

1. List the cores that are being used in the system: Uname-a Linux localhost.localdomain 3.10.0-327.22.2.el7.x86_64 #1 SMP Thu June 17:05:11 UTC 2016 x86_64 x86_64 x86_ Gnu/linux 2. Query the entire kernel of the system: Rpm-qa | grep kernel

Linux/centos How to view network card information __linux

Linux/centos How to see if the NIC is 100M or 1000M. Check the 100 gigabit or gigabit (1GBPS) bandwidth access, please see the command below [root@www.ctohome.com]# mii-tool-vMII-TOOL.C 1.9 2000/04/28 00:56:08 (David Hinds)Siocgmiireg on eth0

CentOS mount and uninstall NTFS partitions automatically

1. View the kernel version of your system #uname-A #uname-R 2. To find the appropriate system kernel and CPU of the NTFS module download: Like mine: Kernel-module-ntfs-2.6.18-53.el5. Google search, find after download. I found it on the page

Centos 6/7 Source Upgrade kernel

CentOS Source Upgrade Kernel method Recently in the research Docker, need to upgrade the kernel, below the way to upgrade the kernel. 1. Download kernel source Download URL for https://www.kernel.org/I use for version 3.10 download address for

CentOS 6.3 Manual RPM Package installation gcc, g++

First to http://vault.centos.org/6.3/os/x86_64/Packages/download the use of the RPM package, including: ppl-0.10.2-11.el6.x86_64.rpm, cloog-ppl-0.15.7-1.2.el6.x86_64.rpm, mpfr-2.4.1-6.el6.x86_64.rpm, cpp-4.4.6-4.el6.x86_64.rpm, kernel-headers-2.6.32-

Win7 VMware Virtual Machine CentOS not able to access the solution

Recently, in Win7, VMware Virtual machine CentOS just installed, can not connect with the extranet, found a lot of information on the Internet, All say is to choose NAT Connection, I tried all kinds of methods can not surf the Internet, finally my

Set the default startup entry for CentOS 7

Installing CentOS 7 and Windows 7 dual systems, you want to start Windows 7 by default, and find that CentOS 7 and previous versions modify the default startup items as if they had changed, mainly because CentOS grub used GRUB2, and the change in

CentOS installed, the necessary environment variable settings

After installation CentOS need to manually configure the necessary environment variables, otherwise it is inconvenient to use. The following is a new installation of CentOS problems, to solve. One, ordinary users can not use a lot of commands The

CentOS Monitoring Tools Sar,iostat

Original Address:CentOS Monitoring Tools Sar,iostat Author:Every day down Yum-y Install Sysstat Whereis SAR Whereis Iostat You can see the relevant commands If you install with RPM package under Redhat, you can go to http://rpmfind.net/to find the

CentOS 6.5 upgrade Kernel to 3.10.28

This article applies to CentOS 6.5, which is feasible and estimated to be applicable to other Linux distributions. 1. Prepare for work 1.1 download Source Package There are two versions of the Linux kernel: stable and development, and the Linux

Redhat CentOS Linux firewall configuration __linux

#清空iptables规则 Iptables-f Iptables-xIptables-zIptables-t nat-fIptables-t Nat-xIptables-t nat-zIptables-p INPUT DROPIptables-p OUTPUT DROPIptables-p FORWARD DROP #开放回环网卡loIptables-a input-i lo-j ACCEPTIptables-a Output-o lo-j ACCEPT #开放web80端口Iptables-

CentOS under the source code installation Nginx detailed procedures and methods

1. Installation Dependent Pcre Package Cd/usr/local/src wget ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/pcre-8.39.tar.gz TAR-ZXVF pcre-8.37.tar.gz CD pcre-8.34 ./configure Make Make install 2. Installation Dependent Zlib

CentOS Change the default boot order

When we install more than one operating system, we want to customize the default boot operating system, if we have finished installing CentOS, we need to modify the Gurb, the following is to modify the gurb operation: 1, log in as root. 2, check

Under Linux (CentOS), download and install Tomcat and configure __linux

1, download and decompression From the official website (http://tomcat.apache.org/), select the appropriate version and download (My choice is: apache-tomcat-8.0.9.tar.gz). # mkdir tomcat-src && cd tomcat-src # wget

Install jdk1.7 under Linux CentOS 6.5, tomcat7.0 environment configuration __linux

First, jdk1.7 installation instructions Software: jdk-7-linux-x64.rpmDownload Address: http://www.oracle.com/technetwork/java/javase/downloads/java-se-jdk-7-download-432154.html Verify the original version of the system [Root@zck ~]#

CentOS firewall configuration and shutdown

When using the CentOS operating system, the firewall configuration is very important, he is concerned about the safety of our computer. Once when the ORACLE database was installed under the CentOS operating system, it was shown that the EM

CentOS iptables and Firewall firewalls open, close, view status, basic settings, etc.

iptables Firewall 1, basic operation # View firewall status service iptables status # Stop Firewall service iptables Stop # Start Firewall service iptables start # Reboot Firewall Service iptables Restart # permanently shut down firewall chkconfig

CentOS 5.5 uses VNC for remote configuration

Reprinted from roothomes:http://blog.csdn.net/roothomes/article/details/6996109 CentOS 5.5 uses VNC for remote configurationVNC (Virtual network Computing) is essentially a remote display system for computing tools.It allows an administrator to view

centos--Repair Yum

Recently because the company needs has been, has been in the development of CentOS, you know, this thing to engage in a problem, especially for my half-baked people, especially pain. As a result, it is estimated that a number of subsequent articles

Vmvmware-workstation and CentOS-7 Installation

1, Kit Preparation: Vmware-workstation-12.5.2-4638234.exe, Wvmare12cdkey.txt, Centos-7-x86_64-everything-1804.isoBaidu Network disk: Link: https://pan.baidu.com/s/1724DaZjkpjCk94fLogxhcw Password: x8p0Vmware-worksation-12 the required key after

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