Yotta RAID Software installation guide - Axus

Software Operation ManualAppendix ATroubleshootingProblems setting upNewly installed memory fails during Self-Test or is not detected.Possible Cause: The DIMM memory module may not be properly seated or may not besupported by YOTTA RAID.Fix: Re-sit the memory module in the socket and retry. If it continues to fail try moving it to theother memory socket. Make sure the correct memory type is being installed. YOTTA RAIDsupports 184-pin DDR DIMM.Unable to access YOTTA RAID after the operating system boots up.Possible Cause: YOTTA RAID is not configured.Fix: Make sure YOTTA RAID is configured for a RAID level. If no RAID level is configured theoperating system will not detect YOTTA RAID as a disk drive.I try to set up an array using Quick Setup but fail. Why?Possible Cause: If the error message Array1 Exists! Appears, an array has already beenconfigured. Quick Setup can only be used to set up new Raids.Fix: Reconfigure the array from the RAID params submenuWhy does disk scrubbing not function properly?Possible Cause:1. Controller is shut down during disk scrubbing and restarted. Under this situation, thecontroller will record the event in the event log, but the disk scrubbing will not be renewedand all information related to disk scrubbing is cleared.2. Disk failure or been removed: If any disk of an array under disk scrubbing operation fails orbeen removed, the disk scrubbing will stop immediately.3. Remap area failures: If any write to remap area fails, the disk scrubbing operation stopsimmediately.Why will controller do when controller power-off and there is clone disk exist?1. The controller will keep the state of a clone disk in the NVRAM and after the controllerrestart; the operation will be renew from previous stopping point.What will controller do when controller power-off and change disk’s location?Fix: the controller will result in incorrect operation and then prohibited.When controller power off, the data will be changed?Ans: If controller is powered off, the data will still be guaranteed identically between the sourcedisk and the clone disk. All data are saved in the NVRAM, and when controller restarts, thecloning process will be continuous- 81 -