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Server Parameter File Verifies that the database instance is not started. Otherwise, the writer returns a pre-restore failure.
Mounts control file after replicating control file to all the current control file locations pointed to by the instance. Tablespace or datafile component Verifies that the database must be mounted or the specified datafiles or tablespaces must be offline.
Performs complete recovery of these tablespaces or datafiles.
The requestor application can override the default recovery behavior. All Tablespaces Verifies that the database is mounted.
Extracts redo from the backup writer metadata document and performs incomplete recovery on all the restored datafiles up to the time of snapshot creation. Oracle Database Verifies that the instance is not started. Starts the database instance, mounts the control file, and performs recovery.
Archived redo log or flash recovery area None. Does not perform default recovery of this component. Nevertheless, the requestor application can invoke required RMAN commands. Restoring the Server Parameter File This section explains how to restore the server parameter file.
To restore the server parameter file: Restore the server parameter file. Oracle VSS writer restores the server parameter file to the original location from where it was copied. You can also restore it to a new location.
Recovering from the Loss of All Control Files This section explains how to recover from the loss of all multiplexed control files.
To recover from the loss of all control files: Restore the component containing the lost control file. The Oracle VSS writer automatically mounts the database with the restored control files.
If only the control file needs to be recovered, then the VSS requestor application can ask the Oracle writer to perform complete recovery. Restore and recover other database components if necessary.
Recovering Tablespaces or Datafiles This section explains how to recover from the loss of one or more tablespaces or datafiles. This procedure assumes that not all datafiles are lost. To recover from the loss of all tablespaces or datafiles: Ensure that the database is either mounted or open.
If the archived redo logs are required for recovery of the datafiles or tablespaces, then restore the archived redo logs.
Select the components from the VSS snapshot that contains the lost datafiles, or all datafiles in the lost tablespaces. Restore the component containing the lost datafiles.
The Oracle VSS writer automatically recovers the restored datafiles. Bring the offline datafiles or tablespaces back online. Recovering All Tablespaces This section explains how to recover from the loss of all tablespaces.
To recover all datafiles: Ensure that the database is mounted. Performing Disaster Recovery This section explains how to recover from the loss of the server parameter file, control file, and all datafiles. To perform disaster recovery: Ensure that the instance is not started.
The Oracle VSS writer automatically starts the instance, mount the database, and recovers the restored datafiles.MSSearch Service Writer Beginning with Windows Server , this writer exists to delete search index files from shadow copies after creation.
This is done to minimize the impact of Copy-on-Write I/O during regular I/O on . Get more opportunities for success with the GRE General Test, the one test accepted by thousands of graduate and business schools worldwide.
Macrium Reflect uses a Microsoft service called Volume Shadow copy Service to enable disk images to be created and files to be backed up when in use.
When VSS fails it can sometimes mean that you are unable to create a disk image or backup open files with Macrium Reflect. Sign up now to start receiving breaking news alerts on your desktop. Opt-in Now Not at this time. Protect your personal and business investments with Travelers Insurance.
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