![]() ![]() If the new disk is detected, but the RAID rebuild process doesn't start, configure the new disk as a spare disk.On the Disks/VJBOD page, check that the new disk is detected by the NAS.Without shutting off the NAS, remove a disk and wait for the NAS to send an alert beep.Go to Storage & Snapshots > Storage> Disks/VJBOD and check the disk slot status.You can't access the data using FileStation : You can't recover the data in the storage pool.You can still access the data using FileStation: You should back up data to a separate location before replacing the disk.Number of faulty disks does exceed the fault tolerance:.Number of faulty disks doesn't exceed the fault tolerance: You can replace disks using the following process.Your next steps depend on the number of faulty disks and your RAID group: ![]() System log entry: Host: Disk x still has warning/error condition.Replace the drive if the error persists shows in System logs. System log entry: Host: Disk X: Medium error.System log entry: Disk drive X failed or is unplugged.If you consistently encounter any of the following alerts, the disks should be replaced. Run a Bad Block scan on the selected disks.Identify and select any drives with Warning or Error statuses.Go to Storage & Snapshots > Storage > Disks/VJBOD.Secured login and multi-factor authentication.Support Milestone Surveillance Platform.NAS Smart Surveillance System Solutions.NDR Solutions against Targeted Ransomware.Software-defined Platform Total Solution.Support Platform9’s Managed OpenStack Solution.Veeam-Ready and Virtualization Certifications.Management center for device and user permission.Disaster Recovery Solution Exclusive for ZFS NAS.With Linux and ZFS, QuTS hero supports advanced data reduction technologies for further driving down costs and increasing reliablility of SSD (all-flash) storage. QuTS hero is the operating system for high-end and enterprise QNAP NAS models. WIth Linux and ext4, QTS enables reliable storage for everyone with versatile value-added features and apps, such as snapshots, Plex media servers, and easy access of your personal cloud. QTS is the operating system for entry- and mid-level QNAP NAS. ![]()
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