Is it possible to write zeros to a disk?
You’ve just written zeros to all free space on the device. Now take a disk image and run it through gzip. Voila, sparse image. Probably doesn’t scale very well and could cause problems if you actually need to write to the disk, but hey.
Can you write zeros to a hard drive to fix bad sectors?
Type exit and press Enter to exit Command Prompt. Now you know writing zeros to a hard drive can’t fix bad sectors. Fortunately, both AOMEI Partition Assistant and the built-in CHKDSK utility can help you with bad sector repair. AOMEI Partition Assistant owns many other wonderful features other than checking bad sectors.
Can a sparse image be taken from a disk?
Voila, sparse image. Probably doesn’t scale very well and could cause problems if you actually need to write to the disk, but hey. You could take an rsync snapshot of the disk to another volume, zero that, and then take that disk image. Note: Could be hazardous for SSD, user should consider this operation befor committing.
Is it possible to take a snapshot of a disk?
You could take an rsync snapshot of the disk to another volume, zero that, and then take that disk image. Note: Could be hazardous for SSD, user should consider this operation befor committing. Assuming you want to save /dev/sdXN to /tgtfs/image.raw and you are root:
What kind of Drive do I need to restore a database?
On Windows, Essbase adds the default ARBORPATH drive (for example, the C: drive) as a disk volume, even if the database that you backed up does not store data on that disk volume. See Working with Disk Volumes. You must have the Administrator role to restore a database.
How to do where-BS on entire disk?
The command would appear as follows: Where -bs is the block size (it is easiest to use the unit that fdisk uses, but any unit will do so long as the count option is declared in these units), and count is the number of units we want to copy (note that we increment the count by 1 to capture the last block).
How does Essbase back up and restore a database?
The backup and restore feature applies to block storage databases. You must have the Administrator role to back up and restore a database. In backing up a database, Essbase performs the following tasks: Places the database in read-only and exclusive-lock mode, which protects the database from updates during the archive process.