Applies to NetApp StorageGRID NetApp E-Series E2800 & EF280 E5400 & EF540 E5500 & EF550 SANtricity Rev 11.x A Fast IO Timeout is logged when a drive’s response time to a fast flagged READ, sent to the...Applies to NetApp StorageGRID NetApp E-Series E2800 & EF280 E5400 & EF540 E5500 & EF550 SANtricity Rev 11.x A Fast IO Timeout is logged when a drive’s response time to a fast flagged READ, sent to the array from a host exceeds the Controller Firmware’s 'fastIOTimeout' value threshold. When a Fast IO Timeout occurs, the drive is placed on probation for up to 60 seconds or until the next READ or WRITE completes Events can be seen in the major event log ( MEL ) with text including, for Solution