Symptoms

VNX array triggers an alert with Symptom Code a09 which indicates the drives are replaced. Alert: Device Bus 2 Enclosure 4 Disk 24 SoftwareRev 7.33.2 (0.51) BaseRev 05.32.000.5.249 : CRU Drive too Small Log Instances: 2.4.24 005049925PWR 6XS44CZ2 CS19 CS20 Upgrade to firmware revision CS20 or later if drive S/N is listed in FCO CAL. ------------------------------------------------------------------------------------------------------------------------------------- MLU TPID ALU FLU RGRP ENCTYPE TYPE PRIV LD CAPACITY CACHE DEFOWN STATE NAVIFRUS ------------------------------------------------------------------------------------------------------------------------------------- - - 15876 63 220 SAS HotSpare Y - 820.2 GB --- SP-B ENA 2.4.24 - - 15876 63 220 SAS HotSpare Y - 820.2 GB --- SP-B ENA 2.4.24 2.4.24 220 900GB SAS SEAGATE Compass 6XS44CZ2 118033046 005049925PWR CS19 HS Ready Inactive 6 6

Cause

This alert triggers when drive replacement is performed Onsite.

Resolution

Perform the heath check for the VNX Array. Check the status of the drive using the below command: naviseccli getdisk x_y_z; Where x denotes bus,y denotes Enclosure,z denotes Drive. If multiple soft media errors or time-out errors have been reported on the mentioned drive, then replace the affected drive. If Health Check of the array is clean, the drive have not logged any media errors, Soft Media/SCSI Errors, and the array is operating normally. No action is required. Recommendation:As per FCO, recommend performing the drive Firmware Upgrade. 2.4.24 005049925PWR 6XS44CZ2 CS19 CS20Upgrade to firmware revision CS20 or later if drive S/N is listed in FCO CAL

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