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SUSE Linux overcommit memory and oom-killer

Problem description: In SUSE Linux (SLES 11), after overcommit memory is activated, the system will enable oom-killer to randomly kill system processes, and there is a very large kcore file in/proc. Problem Analysis: Please refer to the document: http://www.novell.com/support/kb/doc.php? Id = 7002775I will extract several important paragraphs as follows, and add my instructions in blue): SituationOvercommi

Desktop Linux ranking: Ubuntu champion SUSE second

According to a survey report released by DesktopLinux.com, the number of users of Linux in the desktop market has doubled in the past year.The report shows that Ubuntu is the most popular Linux version, and the proportion of users to choose is as high as 30%. Of course, the Ubuntu version also includes its sister versions Kubuntu, Xubuntu, and Edubuntu.In addition, SUSE

Enable telnet in SuSE Linux 10

1. the telnet service is not installed by default, so check whether telnet is installed:SuSE-Linux: // # chkconfig-list | grep TelnetIf the following figure is displayed, it indicates that Telnet has been installed.TELNET: OnOtherwise, it is not installed. Follow these steps to install the telnet service.Note: If the following command is returned, it indicates that the system has installed Telnet that depends on the krb5 server logon.Ktelnet: OnIf you

Rename the NIC name in SuSE Linux 10

A few times ago, I encountered the NIC rename problem in SuSE Linux. It was necessary to install RAC on the Virtual Machine and copy the virtual machine. Different from RedHat Linux and oralce Linux, we will record it for your reference. 1. network configuration of the new node # No IP configuration information after t

Two ways to configure SUSE Linux IP

1th SUSE Linux IP configuration method:Configure the IPF address temporarily and the configuration will be lost after reboot. Configure IP address: Ifconfig eth0 192.168.1.88 netmask 255.255.255.0 up to Modify the gateway :Route add default GW 192.168.1.2542nd SuSE Linux IP Configuration method:Configure IP Addr

Mysqladmin incorrect use of--sleep parameters in SuSE Linux systems

difference between current and previous values whenUsed With-i. Currently works with Extended-status.# mysqladmin-uroot-proot Ext-i 1-r |grep "questions\| queries\| innodb_rows\| Com_select \| Com_insert \| Com_update \| Com_delete "| Com_delete | 26750 | | Com_insert | 347420 | | Com_select | 1341129 | | Com_update | 454425 | | innodb_rows_deleted

SUSE How to configure raw devices in Linux 10

A bare device is a special character device that is not formatted with a partition or disk, also known as a bare partition (the original partition), and is not read by UNIX through the file system. It is the responsibility of the application to read and write it. A device that is not managed directly by the operating system without the buffer of the file system. I/O is more efficient because it spans operating system management. If Oracle 10g RAC is installed on

Installing Apache PHP (SUSE Linux)

1. The SUSE Linux configuration command is as follows:./Configure -- with-apxs2 =/usr/local/apache2/bin/apxs -- with-mysql2. make and make install.3. Remember to stop the Apache service before installation. /Path/bin/httpd-k stop.4. If the undefined symbol: _ efree error occurs when you restart the Apache service, make clean in the source directory of PHP5 and reinstall it. This error is generally caused by

Suse linux dual-network card dual gateway Configuration

The company has an suse linux server that requires two networks and one CIDR block is 192, which is used to go to the OP Management Platform System. One is B network, and the network segment is 202, which is used for Internet access. We all know that it is impossible for a computer to have two gateways, because the default gateway can only be one. If the gateway and DNS are frequently switched to implement

Start the Oralce service and Oralce instance in SUSE Linux

Connect to the SUSE Linux service through ssh.Command for setting system time:, January 1Date -- set = "04/01/14" Step 1: Start the listener;Su-Oracle -- "switch to oracle user"Lsnrctl start -- "enable listener"Step 2: Start the database instance.Sqlplus/nolog -- "go to sqlplus" SQL> conn/as sysdba -- "connect to sysdba"SQL> startup -- "Start database instance" Assume that your server has two instances,

Install mplayer in SuSE Linux 11

Install mplayer in SuSE Linux 11 Step 1: Download mplayer from the websiteHttp://www.mplayerhq.hu/MPlayer/releases/MPlayer-1.0rc2.tar.bz2GUI support packageHttp://www.mplayerhq.hu/MPlayer/releases/codecs/all-20071007.tar.bz2Graphic appearance skinHttp://www.mplayerhq.hu/MPlayer/skins/Blue-1.7.tar.bz2Step 2:Decompress the following packages in sequenceTar xvfj MPlayer-1.0rc2.tar.bz2Tar xvfj all-20071007.tar.

The SUSE Linux operating system hits bash patches

1. Check the current version information:Bash-versionecho $BASH _version2, hit 4.3 version of the patch under the TMP directory (for insurance purposes, space at least 100M) create a new bash_upgrade.sh file, and write the following: wget http ://ftp.gnu.org/gnu/bash/bash-4.3.tar.gztar zxf bash-4.3.tar.gz; CD bash-4.3wget-r-ND-NP http://ftp.gnu.org/gnu/bash/bash-4.3-patches/for BP in ' ls bash43-*|grep-v sig '; Do patch-p0 /usr/local/bin/bashsuch as:Root:x:0:0:root:/root:/bin/bash Change to Root

How to install Sysstat tools in SUSE Linux

We are developing the environment with 64-bit SuSE 10. Today, colleagues will use the Iostat tool to find that there is no Sysstat package installed. So he found the sysstat-6.0.2-16.4.x86_64.rpm bag from the CD, Then the implementation of RPM-IVH sysstat-6.0.2-16.4.x86_64.rpm, but anyway not installed, the newspaper needs to gnuplot. Then I used the YaST tool to install Sysstat Yast-i Sysstat After you execute the above command, the installation

SUSE Linux off Firewall

Because the system restarts the firewall will automatically open, so that SSH remote cannot log in, so you need to permanently shut down the system's own firewall, the command is as follows:Chkconfig--list | grep fireSusefirewall2_init 0:off 1:off 2:off 3:off 4:off 5:off 6:off b:onSusefirewall2_setup 0:off 1:off 2:off 3:off 4:off 5:off 6:offYou can see that B is on state, and the following command closes B.(Stop service first)#service Susefirewall2_init Stop#service Susefirewall2_setup Stop(No b

SUSE Linux–zypper Command Example

Source: http://www.linuxidc.com/Linux/2014-11/109214.htmZypper is the command line interface used by SUSE Linux to install, upgrade, uninstall, manage warehouses, and perform various package queries. This article will discuss several examples of different commands in Zypper.Grammar: # Zypper [--global-opts] The parts in brackets are not required. T

SUSE Linux Configuration TFTP service __linux

TFTP is the simplest network protocol used to download remote files, which is based on the UDP protocol. The TFTP development environment of embedded Linux includes two aspects: one is the Tftp-server support of embedded Linux host and the other is tftp-client support of embedded Linux target machine. Because the u-boot itself has built-in support for tftp-client

OPEN SUSE LINUX

through RPM, and Yum, is not the same. No reason was found. Nine: View the keyboard layout Cat/etc/sysconfig/keyboard Cat/etc/sysconfig/keyboard | grep KEYTABLE | Cut-f2-d= Ten: View selinux status Sestatus Sestatus | Cut-f2-d: Cat/etc/sysconfig/selinux 11: View Ip,mac Address In the Ifcfg-eth0 file you can see Mac, Gateway and other information. Ifconfig Cat/etc/sysconfig/network-scripts/ifcfg-eth0 | grep ipaddr Cat/etc/sysconfig/network-scripts/ifcfg-eth0 | grep ipaddr | Cut-f2-d= Ifconfig et

SUSE 11.3 Linux ISO download address

http://linux.iingen.unam.mx/pub/Linux/Suse/isos/SLES11/Sle-11-sp3-sdk-dvd-i586-gm-dvd1.iso 6deaa960563424302cae75662759ee90Sle-11-sp3-sdk-dvd-i586-gm-dvd2.iso dc253213dc301b9ef5c707a8ad62cb93Sle-11-sp3-sdk-dvd-ia64-gm-dvd1.iso 0101dc154b2e9c07b6590bd46aee1766Sle-11-sp3-sdk-dvd-ia64-gm-dvd2.iso 5bb181d4c991d7e74bec165aac534261Sle-11-sp3-sdk-dvd-ppc64-gm-dvd1.iso 860443b4050efb64a7032971795ae47aSle-11-sp3-sdk

Configure JDK and Tomcat via SSH on SuSE Linux, located behind F5

Installation of JDK Download JDK: Pre-found JDK download locations are copied to the Clipboard, putty via SSH to the server, find a suitable location to download the JDK installation files, such as "/usr/java", and then enter in this directory: Server:/usr/java # wget Http://www.sun.com/....../jdk-6u13-linux-x64-rpm.bin will start downloading after a carriage return. Install: Execute Server:/usr/java #/jdk-6u13-

SLES Suse Linux 11SP4 dual NIC binding bonding implementation

offUSERCONTROL='No'#vim/etc/sysconfig/network/ifcfg-Eth1bootproto='None'#配置bond时必需将static, DHCP changed to Nonebroadcast="'ethtool_options="'ipaddr="'#配置bond时必需将IP置空MTU="'NAME='82545EM Gigabit Ethernet Controller (Copper)'NETWORK="'remote_ipaddr="'STARTMODE='off'#配置bond时必需将auto改为offUSERCONTROL='No'3. Restart the network service or restart the host operating system04. View status and test#ifconfig #可以看到bond0已经起来了 #cat/proc/net/bonding/bond0ethernet Channel Bonding driver:v3.7.1(April -, .) Bondin

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