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DEBUG (blkif: 27) exceptionlookingupdevicenumberforxvda: [Errno2] Nosuchfileordirectory: & amp; #39; resolved the following error when installing XEN in the RHEL-5.8: [plain] ERRORPOST operation failed :... DEBUG (blkif: 27) exception looking up

Use subversion1. in Centos to install yuminstallsubversion2. create version Library. mkdir-p/var/svn/repositories (create a version Library Directory) B. cd/var/svn/repositoriesc. svnadmincreaterock-eng (create version database rock-eng) 3. start s .

Linux command: User ??? Manage -- finger name?: Finger use? Core? Why is it true? Inger [options] user [@ address]? Ming: Can finger? User query? Some other users? Material .?? Harmonic? Required parameter Y: Login... Linux command: User ??? Manage -

Root users force the user to kick the system except other users. root users can force the user to kick other users. First, use the who command to view the user information. The information displayed is as follows: [root @ localhost ~] # W10: 32:

Linux startup file, set the environment variable location rc. local1,/etc/rc. local system start the Daemon (service) to be loaded and the program to be executed. This file has only one exit0 statement. you can add your own startup program ,...

Linux dual-system hard disk partitioning: 1.30GB-Ubuntu12.04 (desktop version) 2.4GB3.80GB-centos4.20.gb installation sequence: Ubuntu-> CentOS phenomenon :... information & nbsp; | & nbsp; implementation of hard disk partitions in two Linux systems:

The simple application of redirection (enable and disable redirection) is a simple example. today, you need to output errors to files and other normal data to the screen, LOG can be implemented in this way. /test. logexec3 & gt; & amp; 14 & gt; &

View disk space size in Linux 1. df command; df comes from coreutils software package and comes with it during system installation; we can use this command to view the disk usage and the location where the file system is mounted. for example: [root @

Use the Apple Monaco font in Ubuntu. the Manaco font in the Apple system is an equal-width font that is very coding and programming, but how does one install the Monaco font in the Apple system to Linux? Next, first use the Manaco font: 2 first in

Linuxkickkickstart server 1. Kickstart technology introduction kickstart is a technology that enables clients to automatically install without interaction after being guided by the pxe Nic. II. working principle of Kickstart installation the client

In Centos, the IP address and DNS manual setting method are installed in the Centosminimal version of the virtual machine. by default, there is no local connection to eth0 or eth1, and there is only one lo 127.0.0.1 address. You need to manually

Script for automatically recording the switch-on time at work and off-duty @ ECHOOFFwww.2cto. comseta % date :~ 0, 10% setb % time :~ 0, 8% if & quot; % 1 & quot; s & quot; gotosif & quot; % 1 & quot; e & quot; gotoeexit: secho ---------------

Run the shell command in vim. the following forms are available ):! The command does not exit vim, and runs the shell command to display the command output in the vim command area. it does not change the content of the currently edited file, for

Nginx + php + mysql configuration in ubuntu 1. update www.2cto. com1sudoapt-getupdate2, install the nginx1sudoapt-getintsallnginxUbuntu after the file structure is roughly: * all the configuration files are under/etc/nginx, and each virtual host...

Linux storage experiment 1: Create a file system on a hard disk the entire experiment consists of seven experiments, respectively: www.2cto.com experiment 1: Create a file system on the hard disk Experiment 2: RAID and LVM operation Experiment 3:

Nginx server load balancer works with reverse proxy settings in the http segment: www.2cto. comupstreammy_server_pool {server192.168.10.21: 80weight1max_fails2fail_timeout30s; server192.168.10.20: 80weight1 .. Set it in the http segment:

Solaris provides a very convenient process tool set for you to view, track, debug and control processes in the system, and improve work efficiency. This article mainly introduces the usage examples of these tools: www.2cto. com1.prstat: view the

In Linux, all the content is saved as files, which means the number of all files is amazing, how can we find what we need in an astronomical file? This requires the file search command. this time we will discuss... in Linux, all content exists in

Run samba (verified) linux version: centos5.5 test environment: vmware7.0.1www.2cto.com first install sambayum-yinstallsamba1, log on with root, check installation Samba service check Samba service package is installed: www.2cto... run samba

Git-simple guide install gitwww.2cto. comJava code sudoapt-getinstallgit-core to create a new repository, create a new folder, open it, and then execute www.2cto. comJava code gitinit to create a new git repository. Check out the warehouse and