What is scrub in Linux? Description. Scrub iteratively writes patterns on files or disk devices to make retrieving the data more difficult. Scrub operates in one of three modes: 1) The special file corresponding to an entire disk is scrubbed and all data on it is destroyed. This mode is selected if file is a character or block special file.
What is scrub file? Data cleansing, also referred to as data cleaning or data scrubbing, is the process of fixing incorrect, incomplete, duplicate or otherwise erroneous data in a data set. It involves identifying data errors and then changing, updating or removing data to correct them.
How do you scrub in raid?
- Go to Main Menu > Storage & Snapshots.
- Select a storage pool or single static volume. Verify that the RAID status is Ready .
- Click Manage.
- Select a RAID 5 or RAID 6 group.
- Click Manage and then select RAID Scrubbing.
When should I run a data scrub? We recommend performing data scrubbing periodically to ensure data consistency and avoid data loss in the event of a drive failure.