We seem to be under the bottom of the pond. From one moon to another. -Wang Xiaobo
XCP is the platform virtualization solution of xen, which is an open source implementation of critix xenserver. The installation process is quite simple, just like installing a Linux system.
XCP must be directly installed on bare metal. You can select CD and PXE.
Installation version: XCP 1.1.0
Installation Method: PXE Installation
Installation machine: servers with PXE
php-CGI, modify the corresponding parameters
Daemon =/usr/bin/spawn-fcgiDaemon_opts = "-a 127.0.0.1-P 9000-C 10-u www-data-F/usr/bin/PHP-CGI"
Modify the stop action to pkill-9 PHP-CGI.
Save and exit.
(4) Configure nginx and enable PHP support
VI/etc/nginx/sites-available/Default
Add index. php to index, and uncomment related PHP parts. Note that you need to modify the fastcgi_param path.
Location ~ \. Php $ {Fastcgi_pass 127.0.0.1: 9000;Fastcgi_index index. php;Fastcgi_param script
Conw.2.0 is a management platform for KVM and xen virtual machines. Because you need to install convirt recently. At first, my system version was ubuntu10.10. After the installation was successful, I started the server and logged on to the convirt management platform with the default admin account. I found that the error message "internal server error" is always displayed, but I do not know the cause of the error, the problem persists after the convir
There are three reasons for doing this:
1) I have modified the Linux kernel, but it cannot be started normally. I cannot enter the system and cannot use dmesg. Therefore, I want to use the serial port debugging function to output the startup information.
2) I checked a bunch of information on the Internet and tried to output xen hvm via serial port. I tried minicom and gtkterm on the client, but it was not successful...
3) In xencommonproblems, you ca
Today when the machine tool creates a new Xen virtual machine prompts the following error
' Out of memory ', ' xc_dom_boot_mem_init:can ' t allocate low memory for Domainn '
Not enough memory to allocate memory? My machine tool clearly has 8G more memory unused ah, and before the creation of other virtual machine did not this error.Google, the original machine will be the memory of the cache is over, so unable to allocate memory to the new virtual m
disk), this image file is not a normal file, which contains a mount/umount loop file system, so you need to adjust the file system size, otherwise enter the virtual machine DF will find the size of the hard drive:
The code is as follows
Copy Code
#/sbin/resize2fs/vm/vm01.img
To restart the Xen virtual machine:
The code is as follows
Copy Code
#/USR/SBIN/XM Create Vm01
To vi
Talk less, go straight to the horse.First download the xenserver6.5 ISO image file, the physical machine on the disc installation, the virtual machine directly using the ISO image installationXenserver6.5:http://pan.baidu.com/s/1c00f9ne Extraction Code: I2KF1. Installation Interface650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M01/5B/56/wKiom1UGX8jg5en7AAIlc2Htw2Q568.jpg "style=" float: none; "title=" 01.jpg "alt=" Wkiom1ugx8jg5en7aailc2htw2q568.jpg "/>2. Keyboard mode selection Default
1.
Back up database
Concept: it refers to backing up all data files and control files of the database, and also backing up parameter files and password files.
Note: When backing up a database, do not back up redo logs.
1.1
Consistent backup
Concept: Database Consistency backup refers to the method for backing up all data files and control files after the database is disabled. When the SHUTDOWN command is u
1. System Backup
Based on the degree of preparation of the backup system, it can be divided into three categories: Cold backup, warm backup and hot backup.
1.1 The cold backup system is not installed or configured to the same or s
Tags: sqlAccident background:suddenly the database is corrupted for no apparent reason, and differential or transaction log backups 3 point will be automatically done, then how to 2 Point to 2 Point + data recovery between the ? this needs to be restored by backing up the tail log. Environment Description:A company has installed aSQL Serverdatabase, in order to ensure that the database can be repaired in the event of a failure, the administrator has done ba
Cold backup:
Cold backup is completed in archive mode.
Close Database
Back up all data files, initialization parameter files, control files, redo logs, and archived redo logs.Parameter file: Show parameter spfile;Control File: Select * from V $ controlfile;Redo log file: Select * from V $ logfile;Archive log files: Select sequence #, first_time v $ loghist;
Hot Bac
1.
backing up a databaseConcept: A backup of all data files and control files for a database, as well as the backup of parameter files and password filesNote: Do not back up the redo log when you back up the database.1.1Consistent backupConcept: Database Consistent backup refers to the method of shutting down all data files and control files for a database
1. Current mainstream backup technologies
Data backup:
That is, the data is backed up, the data to be stored is copied directly, or the data is converted to an image and saved on the computer. Such as Ghost and other backup software, CD burning and Mobile Disk Storage.
This model is easy to understand and can be divided into two types: file-by-file and image. One
Differential backup: Back up data based on full backup. Because the tar command cannot implement differential backup, this article explains how to use the dump and restore commands. Of course, the dump and restore commands can also implement full backup and Incremental backup
"Operating System Error 5 (Access denied)" is displayed during SQL SERVER database backup ). The backup database is being terminated abnormally ." Wrong solution: database backup. backup
"Operating System Error 5 (Access denied) occurs when the SQL SERVER database is backed up ). The
The way data is backed up with full backups, differential backups, and incremental backups, what is the difference between these three ways of backing up, and how do you choose them in a specific application? This article gives an introduction to these questions.I. Brief introduction of Backup mode1. Full backupBacks up all selected folders, and does not rely on the archive properties of the files to determine which files to back up. During the
I. OverviewBackup and recovery is critical to system maintenance. Unreasonable backups and restores can put your data at risk of loss. Many users are unaware of this risk when they lose important data. Recovering data from this situation will be time-consuming and difficult. So we should learn from the mistakes of others and make sure that your system is protected. Consider some questions first: When do backups take place? If you can accept one weeks of data loss, then a weekly
Label:Original address: HTTP://WWW.TUICOOL.COM/ARTICLES/RZRNQ2 Xtrabackup Introduction Percona Xtrabackup is open source free MySQL database hot backup software, it can be InnoDB and XTRADB storage Engine database non-blocking backup (for MyISAM backup also need to add a table lock). Xtrabackup supports all Percona servers, MySQL, mariadb, and drizzle. Xtrabackup
Xtrabackup backup of large databases (full backup and Incremental Backup)
Xtrabackup
Xtrabackup is a free Database Hot Backup Software open source by percona. It can back up InnoDB databases and XtraDB storage engine databases in non-blocking ways (Table locks are also required for MyISAM
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