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.
1 Viewing the current log statusThe first incomplete recovery is the loss of data, so we create some test data in the currently open data to verify that the data still exists when we complete the incomplete recovery.2 simulating the deletion of logs from the current state3 Start data validation error messageYou can see the alert file in the alert message:4 Incomplete re
Active DirectoryThe importance of Active Directory disaster recovery is self-evident for system administrators.
Active Directory is one of the most critical services in Windows. To avoid downtime and productivity loss, developing an effective disaster recovery plan for issue
Windows2000 in the course of use, we will encounter ad due to accidental damage, then we use what method to restore it? Here we'll discuss Active Directory repair and recovery.
First, use Ntdsutil to repair active Directory
Depending on the system's error message, the system log, or the application's error, you suspect that the reason for the error is
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
relevant data with the original backup after installation. First, the recovery certificate service is described in the following main steps.(1) Open "Server Manager", select "Add Roles and Features", as shown in 6-1.650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/72/DB/wKioL1Xu1augMD1RAAERak1eBjM655.jpg "/>Figure 6-1 Adding roles and features(2) Select "Dcser.heinfo.local" in the "Select Destination Server" dialog box, 6-2 is shown.650) th
Environment: Oracle 121020In the Dataguard construction, encountered the ORA-01153 error, prompt as follows:Ora-01153:an incompatible Media recovery is activeAn incompatible media recovery is in progressThis problem is performed twice in succession sql> ALTER DATABASE recover managed standby database using current logfile disconnect from session;This problem is recommended to cancel the current
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