Qnap start raid scrubbing, Feb 13, 2026 · How do I check and monitor RAID scrubbing process on my QNAP NAS? You start a RAID scrubbing (data consistency check) task from the NAS GUI. QTS scans the sectors of a RAID 5 or RAID 6 group and automatically attempts to repair any detected errors. QuTS hero automatically attempts to repair bad blocks to maintain data consistency. Aug 8, 2024 · Answer If you restart the NAS while a RAID scrubbing job is in progress, the job will be terminated and all progress will be lost. A scheduled system reboot occurs every Sunday early morning, 3:00. You can run RAID scrubbing manually, or on a schedule. i went to QTS > storage > storage & snapshots > select the storage pool > right click manage > click manage > select raid scrub (this will start a manual raid scrub ). In an SSH session, running ps -ef does not show any obvious process named scrub or similar. I asked about this and was told, "RAID scrubbing causing corruption was a very old issue and fixed a long time ago. Although the RAID scrubbing job will automatically start again after the system restarts, the job will restart from the beginning. QTS scans the sectors of a RAID 5 or RAID 6 group and automatically attempts to repair any detected errors. Nov 10, 2025 · Follow these steps to set up storage pool scrubbing with appropriate scheduling and exclusions. RAID scrubbing can be performed on a scheduled basis, and it is recommended to run it at least once a month. Running RAID Scrubbing Manually The read/write speeds of the RAID group may decrease while RAID scrubbing is in progress. , and if the power goes, the NAS should go into "auto-protection" mode after 20 min. QNAP recommends performing RAID scrubbing at least once a month to maintain system health and prevent data loss. So user should not encounter this problem. " QTS scans the sectors of a RAID 5 or RAID 6 group and automatically attempts to repair any detected errors. . Jan 27, 2019 · 4) I have the NAS on a PSU, with a running time of about 45 min. Jul 20, 2022 · By using the redundancy check, RAID scrubbing attempts to repair any detected errors (inconsistent data). The example below demonstrates how to configure scrubbing for a scenario where: Business hours are Monday to Friday, 8:00–19:00. Dec 29, 2018 · Re: Manually starting the Scrubbing process by Moogle Stiltzkin » Sat Dec 29, 2018 10:47 pm i started raid scrubbing on my ts-653a via the QTS UI. Running RAID Scrubbing Manually Warning: The read/write speeds of the RAID group may decrease while RAID scrubbing is in progress. How will a scrub be affected in that case, will it be stopped, and will it start up again when the power resumes? Scrubbing a storage pool scans the file system of each RAID group in the pool.
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