symantec disaster recovery

a disaster occurs, The point at which the system or data must be recovered, RTO (Recovery time objective), which is how long it takes to restore the system or data to a functioning state when a system recovery tool or solution is used after a disaster occurs. There are three commonly used backup schedules: (1). Only

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

destination, the driver must return a message at the start point, this is just like the TCP protocol sends an ACK response to the source end after receiving the data. The driver can run back without a car (send an ACK response packet separately ), you can also bring some return messages to the destination region (TCP can include ack response information in reverse traffic to improve efficiency ). However, in a disaster tolerance system, data is alway

PRM an Oracle database disaster recovery ambulance Tool In the real world, I believe many of my friends have encountered database or file system damages, and suddenly precious data cannot be accessed, which is too fatal for companies that use data as the foundation. In most scenarios, standard RMAN-based recovery procedures can solve such problems. In a few scena

Disaster recovery and Clustering (1) in the previous article: Microsoft Distributed Cloud Computing Framework Orleans (1): Hello World , we probably know how to use Orleans, of course, the previous example can be said to be simple and invalid, because with Orleans can not write only a Hello World, Orleans is for the distributed and cloud computing framework, then today we will briefly say that

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Note:Disaster recovery SeriesOfArticleYesby Robert Davis Written in sqlsoldier,I personally think it is quite good, so according to my own understanding, testing and sorting are not directly translated. If there is any inaccuracy, please correct me. This article is the fourth article on Database disaster recovery. It mainly discusses the importance of backup an

If you're like most administrators, you might be responsible for backing up your Exchange database every night and storing your backup records in a secure location. This is great--but just taking these steps may not completely get you out of a serious disaster. In this article, I'll describe three of the most important and best ways to make a disaster recovery fo

data, as in the case of aof logs. So every piece of data just needs to be written once.Another reason is that the Rdb file storage format and the Redis data in memory encoding format is consistent, do not need to do data encoding work, so the CPU consumption is much smaller than the AOF log load.Second, disaster recovery simulationSince persistent data is used for data

mechanism, the client may read the old data in the standby node, if the business requires strong data consistency, you can set the read-only main option in the read request, so that the read request will be forwarded by the interface layer to the master node, in this case, the standby node is only used for disaster recovery, not provide services.In order to ensure the data consistency of the primary and st

Directory to achieve disaster reconstruction of the domain controller. If there is only one domain controller, we can use the backup tool provided by windows to completely back up Active Directory. In this case, the domain controller has a length of three, two, two, and two, backup can help us out of the predicament. On Florence, choose Start> program> attachment> System Tools> Backup, as shown in. The Backup Rec