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Unreadable sectors on the E-series platforms on multiple drives

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Applies to

NetApp E-Series

Issue

SANtricity reports Recovery GURU event on multiple drives:  Failure Entry 2: USM_UNREADABLE_SECTORS_EXIST-Recovery Failure Type Code: 75

Major Event Log (MEL) reports:

Event type: 6700
Event category: Error
Priority: Critical
Description: Unreadable sector(s) detected data loss occurred

A large amount of logical and phyical errors can be seen in unreable sectors:

Volume     LUN  Accessible By  Date/Time            Volume LBA  Drive Location    Drive LBA    Failure Type
xxxxxxxx   3    Storage Array  5/13/23 3:23:12 PM  0x43681f78  Shelf 99 Bay 6   0x4a4f4d78   Physical
xxxxxxxx   3    Storage Array  5/13/23 3:23:28 PM  0x43681f79  Shelf 99 Bay 6   0x4a4f4d79   Physical
xxxxxxxx   3    Storage Array  5/13/23 3:23:37 PM  0x43681f7a  Shelf 99 Bay 6   0x4a4f4d7a   Physical
xxxxxxxx   3    Storage Array  5/13/23 3:23:48 PM  0x43681f7b  Shelf 99 Bay 6   0x4a4f4d7b   Physical
xxxxxxxx   3    Storage Array  5/13/23 3:23:59 PM  0x43681f7c  Shelf 99 Bay 6   0x4a4f4d7c   Physical
xxxxxxxx   3    Storage Array  5/13/23 3:24:07 PM  0x43681f7d  Shelf 99 Bay 6   0x4a4f4d7d   Physical
xxxxxxxx   3    Storage Array  5/13/23 3:24:18 PM  0x43681f7e  Shelf 99 Bay 6   0x4a4f4d7e   Physical
xxxxxxxx   3    Storage Array  5/13/23 3:24:27 PM  0x43681f7f  Shelf 99 Bay 6   0x4a4f4d7f   Physical
xxxxxxxx   3    Storage Array  5/13/23 3:24:28 PM  0x43682778  Shelf 99 Bay 11  0x4a4f4d78   Logical
xxxxxxxx   3    Storage Array  5/13/23 3:24:29 PM  0x43682779  Shelf 99 Bay 11  0x4a4f4d79   Logical
xxxxxxxx   3    Storage Array  5/13/23 3:24:29 PM  0x4368277a  Shelf 99 Bay 11  0x4a4f4d7a   Logical

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