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"Guide" This article describes the current major technologies and solutions for remote replication and disaster recovery of Oracle databases. Currently, there are several technologies or solutions for remote replication and disaster tolerance for Oracle databases: (1) Disaster-tolerant replication scheme based on sto
network backup system based on the backup server, client, and storage device. The three-party architecture prevents the backup server from being involved in data backup and recovery data transmission, balances the system load and increases the system concurrency. It also describes the overall architecture of the network backup system, the backup server, backup proxy and Storage Server Subsystem functions, and communication interfaces, the network bac
While it is important to have a disaster recovery plan that includes programs that prevent replication failures, every domain controller in the core site is not responding, it is difficult to happen. The more common difficulty is due to hard disk crashes, poor network cards, file system degradation, Active Directory degradation, or a variety of minor problems that can cause damage to one domain controller.
When the master server suddenly fails or stops working due to other damages, it starts to start the VM that is synchronized with the master server and backed up, send an email to the administrator or send a notification directly to the mobile terminal of the Administrator. After the master server recovers, the VM includes the operating system, database, and application.ProgramAnd other related data are seamlessly migrated back to the original master server. To complete these operations, you only
Customer profile A Life Insurance Co., Ltd. is a joint venture of foreign insurance Company and state-owned large-scale investment operation Enterprise, its business develops rapidly, 05-06 years respectively in Beijing, Shenyang, Shandong set up a branch. Its plans for the next 3-5 years in the northern part of China to open branches in several cities, gradually expanded into medium-sized insurance companies. With the rapid development of its business and the increasing number of branches, the
I. Level of disaster tolerance Disaster tolerance from the degree of protection generally divided into three levels: data level, system level, business level. Data-level disaster-tolerant concerns are data that ensures that the user's original data is not lost or compromised after a disaster occurs. Data-level
Recovery As application availability and disaster recovery capabilities are increasingly valued, more and more companies are starting to adopt a dual-site strategy. Multi-site application availability solution technologies for geographically dispersed parallel systems (geographically dispersed Parallel Sysplex, GDPS) are also maturing, which can improve applicati
banks should basically be in levels four, 5 and six. The larger the total asset size, the higher the level should be.Disaster recovery level refers to the disaster recovery ability national standard level, the following brief for everyone to introduce six levels of content: Disaster
With the development of the information industry, disaster recovery and backup have been accepted by many companies and enterprises. At the same time, the manufacturers of disaster recovery and backup also threw out a lot of new concepts and ideas. However, as a professional disast
Tags: more purpose line Disco code fault good tip conditionUse DB2 HADR to select the SUPERASYNC mode for disaster recovery Vishnu G and Hemant Singhpublished on June 25, 2013 Weibogoogle+ send this page by e-mail0 Introduction and backgroundHADR is a DB2 feature that provides high availability and disaster recovery th
With the rapid development of office automation and electronic commerce, the dependence of enterprise on information system is more and more high, and database plays an important role as the core of information system. Especially in some industries with high data reliability requirements such as banks, securities, telecommunications and so on, if there is an accidental downtime or loss of data will be very heavy. This database administrator should develop a detailed database backup and
From local backup to geo-replication to cloud-based disaster recovery, with the rapid development of cloud computing technology, and cloud services, the model is gradually accepted by the majority of enterprise users, data backup to the cloud is a viable data protection solution. Symantec, December 16, launched a new disaster
There is no need to say much about the importance of disaster tolerance to the enterprise, in a global economic environment that requires 24x7 operation, no enterprise can afford downtime, whether it is planned downtime (upgrades, maintenance, and repairs) or sudden outages (due to human error, handling failure, power failure, or even disaster events). But many companies have a business continuity plan to r
Directory1. Introduction of test environment2. Backup strategy3. Backup4. Disaster recovery5. Summary1. Introduction of Test ringMysql>selectversion (); +------------+|version () |+------------+|5.5.36- log|+------------+mysql>showdatabases;+--------------------+|database |+--------------------+|information_schema| | mydb1| | mysql| | performance_schema| | test|+-------- ------------+mysql>select*frommydb1.tb1;+----+------+------+|id| name|age|+----+-
Data-level disaster recovery Data-level disaster recovery focuses on data, that is, after a disaster occurs, the user's original data will not be lost or damaged. Data-level disaster tolerance is relatively basic. Among them, the
The rise of server virtualization and cloud computing technology does not mean that we no longer need good IT Disaster Tolerance planning, as well as the tape technology that may be used in these planning. The following are some disaster tolerance techniques mentioned in JonToigo's keynote speech at its StorageDecisions conference. As the CEO and Management Partner of ToigoPartnersInternational, Toigo belie
Cloud disaster tolerance, as its name implies, is a cloud-based Disaster Tolerance System, which can be either in a remote location or local location. The cloud disaster recovery system integrates the advantages of a local ha (High Available) system and a remote disaster
It can be proven that the two most important factors in testing the IT disaster recovery plan are keeping the scheduled updates and testing whether the plan is valid at a critical juncture. Ideally, each year you will lead the disaster recovery team to rebuild and restore the original product system without error in t
the last year successfully received tens of millions of Yuan Angel investment, the current new round of financing is ongoing.Now, more and more enterprises are aware that the self-built data backup center is not only a large upfront investment, but also the maintenance of operations need to invest a larger workforce. As a result, data cloud backup storage has become the most used area in the cloud computing industry today. Larger disaster backup devi
The major server hardware vendors (IBM,HP, etc.) provide good data protection policies (hardware or software). A well known RAID disk array (redundant array of independent disks) is a good way to protect data. In the case of SQL Server , a detailed data backup plan can be developed through a maintenance plan. Data backup strategy (full backup, differential backup and transaction log backup) Data backups are services for data recovery, so before yo
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