freenas backup

For Oracle databases, only physical and logical backups Physical Backup: A backup process that copies the operating system files that actually make up the database from one place to another, usually from disk to tape. Logical backup: Is the process of extracting data from a database in a SQL language and coexisting it in a binary file. The first class is a phys

Use backup-manager on Linux for system backup, wiibackupmanager Whether simple or not, we have the opportunity to understand the importance of backup. Considering that the backup method is really versatile, you may want to know how to effectively select the right tools and appropriate policies for your system. In this

Symantec backup software for VMware, Hyper-V virtual machines, file servers, sql/oracle database backup softwareThe main components are: core versions (cores); agents (agent); options (option)core version (cores)It is commonly referred to as the backup main program, and the computer on which the backup main program is

Bytes 1. xtrabackup install 650) this. width = 650; "src =" http://www.68idc.cn/help/uploads/allimg/151119/0Z5504108-0.jpg "title =" 1.png" alt = "wKioL1Wl8x7DJM-GAAE5jG_ZhOQ428.jpg"/> 2. full backup and recovery (1) Full backup to view database 650) this. width = 650; "src =" http: // www.6 1. Install xtrabackup 650) this. width = 650; "src =" http://www.68idc.cn/help/uploads/allimg/151119/0Z5504108-0.j

---------- Full backup -----------Backup set: block backup used in data filesImage copy: a complete copy of all data files.---------- Incremental Backup -----------A backup of a database that has changed since a specific time point. This time point can be the time point of t

For an Oracle database tutorial, only physical and logical backups Physical Backup: A backup process that copies the operating system files that actually make up the database from one place to another, usually from disk to tape. Logical backup: Is the process of extracting data from a database in a SQL language and coexisting it in a binary file. The first cla

Oracle rman backup and RestorationRMAN supports Incremental Backup: databases, tablespaces, and data files.Only used blocks can be backed up as backup setIng between tablespaces and data files: dba_data_files/v $ datafile_headerIn noarchivelog mode, you can use RMAN to back up the read-only and offline tablespaces.Oracle rman downtime backup:BackupRMAN is connect

Configure swap space and file system backup, and configure swap space backup 1. Overview of swap space: Swap Space is a mechanism used by Linux to temporarily supplement physical memory to provide more memory Space. Swap Space is helpful for computers with limited memory, but cannot replace physical memory, because it is located on the hard disk, the access speed of the hard disk is several orders of magnit

Mongolerman backup in-depth analysis-online backup, start to execute the actual database backup operation, at this time a log switch (altersystemarchivelogcurrent Oracle RMAN backup in-depth analysis-online backup, start to execute the actual database

The following articles mainly describe the correct operation steps for offline and online full backup, Incremental backup, and recovery of DB2, the following is a detailed description of the correct operation steps for DB2 offline and online full backup, Incremental backup, and recovery. DB2 offline, online full

Intended audience This article is tested in linux and mysql 4.1.14. After modification, it may be applicable to mysql 4.0, 5.0 and other versions. This article is applicable to mysql that does not enable replication. If replication is started, you may not need to adopt this backup policy or modify relevant parameters. Each person may have different backup policies. Therefore, Please modify the policies base

(1) Write hot backup script (double spool) Set feedback off pagesize 0 heading off verify off Linesize-Trimspool on echo off Define bakdir= '/disk1/backup/anny/hot_bak ' Define bakscp= '/disk1/backup/anny/hot_cmd.sql ' Define spo= ' bakdir/hot_bak.lst ' Prompt ***spooling to BAKSCP Set Serveroutput on Spool BAKSCP Prompt spool spo Prompt alter system swi

Tags: xtrabackup incremantalXtrabackup User Guide InnoDB Data Backup toolXtrabackup is a innodb to do data backup tools, Support Online hot backup ( backup without affecting the data read and write, that is, no lock), is a commercial backup tool InnoDB hotbackup a good alter

History of the simplest MySQL Data Backup and restoration tutorial (below) (), mysql Data Backup The third part of data backup and restoration is as follows: Basic concepts: BackupSave the existing data or records in another copy; RestoreTo restore the data to the backup status. Why do we need to back up and restore Da

For the system, we can have a lot of ways to back up (restore) the system or file, the reason is to do the backup, is to be in the system or file damage, the timely recovery, reduce the loss to a minimum. Of course, the importance of backup is important for enterprise servers. Let's discuss in detail today how to use dump and restore for backup and restoration in

Preparatory work: Need to advance in the VPS to install good lftp,lftp function more powerful, CentOS Direct execution: Yum install Lftp,debian execution: Apt-get install. You need to create the/home/backup/directory on the VPS and create the backup directory on FTP. If the VPS on the database is not much to use GoDaddy free space can (10GB space, 300GB traffic), as long as the registration of the domain

Xtrabackup Incremental backup solution, recording the entire Backup Recovery Process [html] mysql> select * from mm; + ------ + | a | + ------ + | 1 | 2 | 3 | 4 | + ------ + 4 rows in set (0.00 sec) mysql> show tables; + ---------------- + | Tables_in_inno | + ---------------- + | mm | t | + ---------------- + 2 rows in set (0.01 sec) mysql> insert into mm select 9999; Query OK, 1 row affected (0.01 sec) Re

During traditional Oracle backup, database files are backed up by copying operating system files. The backup granularity is data files, and the data files may be large, however, it is empty blocks and there is no Oracle data, but because it is a file copy, you need to back up the entire file.The backup set value of RAMN backs up used data blocks and supports Incr

MySQL backup lock and mysql backup Both logical and physical backups depend heavily on FTWRL (Flush Table With Read Lock) to obtain consistency points ). This lock is highly lethal, because during the lock period, the entire database cannot provide write services externally. In addition, because FTWRL needs to close the table, if there is a large query, it will lead to FTWRL waiting, which leads to a longer

This series of articles describes the relationship between cloud and backup, including:(1) VMware Virtual machine backup and recovery(2) KVM virtual machine backup and recovery(3) Cloud and backup(4) OpenStack and backup(5) Public Cloud and backup1. VMware Basics related to