DS460C drawer in a critical state

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Visibility:: Public

Votes:: 0

Category:: ontap-9

Specialty:: hw

Last Updated:

Applies to

DS460C
FAS/AFF

Issue

Receiving DISK REDUNDANCY FAILED errors
When looking at the drawers in the affected shelf, an IOM is missing information

cluster1::> storage shelf drawer show
Drawer   Disk
    Shelf Drawer    Status A/B     Closed? Count   Firmware A/B
    ----- ------ ----------------- ------- ----- -----------------
     2.5
               1   normal/normal   closed      4 00000634/00000634
               2   normal/   -     closed      4 00000634/   -    
               3   normal/normal   closed      4 00000634/00000634
               4   normal/normal   closed      5 00000634/00000634
               5   normal/normal   closed      4 00000634/00000634
    5 entries were displayed.

PHY paths to a specific drawer will be in an unhealthy state

[DCM1.0] OK             7       12.0        0           0       0        0         0       3
[DCM1.1] OK             7       12.0        0           0       0        0         0       3
[DCM1.2] OK             7       12.0        0           0       0        0         0       3
[DCM1.3] OK             7       12.0        0           0       0        0         0       3
[DCM2.0] UNKWN LNK      7         NA        0           0       0        0         0       0
[DCM2.1] UNKWN LNK      7         NA        0           0       0        0         0       0
[DCM2.2] UNKWN LNK      7         NA        0           0       0        0         0       0
[DCM2.3] UNKWN LNK      7         NA        0           0       0        0         0       0
[DCM3.0] OK             7       12.0        0           0       0        0         0       3
[DCM3.1] OK             7       12.0        0           0       0        0         0       3
[DCM3.2] OK             7       12.0        0           0       0        0         0       3
[DCM3.3] OK             7       12.0        0           0       0        0         0       3
[DCM4.0] OK             7       12.0        0           0       0        0         0       3
[DCM4.1] OK             7       12.0        0           0       0        0         0       3
[DCM4.2] OK             7       12.0        0           0       0        0         0       3
[DCM4.3] OK             7       12.0        0           0       0        0         0       3
[DCM5.0] OK             7       12.0        0           0       0        0         0       3
[DCM5.1] OK             7       12.0        0           0       0        0         0       3
[DCM5.2] OK             7       12.0        0           0       0        0         0       3
[DCM5.3] OK             7       12.0        0           0       0        0         0       3

DS460C reports a critical fault from one of the DCM elements in storage show fault -v command output.

Storage show fault:
Temperature Sensors:
Element Status         Status Bytes  Status Descriptions
 21: UNKNOWN           06,00,2E,00
 26: UNKNOWN           06,00,30,00

Enclosure:
Element Status         Status Bytes  Status Descriptions
  1: OK                01,00,02,00   FAIL

Drawers Control Module:
Element Status                      Status Bytes  Status Descriptions
  1 [IOM12 A]    : OK                01,00,01,01   REPORT, TYPE BIT0
  2 [IOM12 A]    : OK                01,00,01,01   REPORT, TYPE BIT0
  3 [IOM12 A]    : OK                01,00,01,01   REPORT, TYPE BIT0
  4 [IOM12 A]    : OK                01,00,01,01   REPORT, TYPE BIT0
  5 [IOM12 A]    : OK                01,00,01,01   REPORT, TYPE BIT0
  6 [IOM12 B]    : OK                01,00,01,01   REPORT, TYPE BIT0
  7 [IOM12 B]    : CRITICAL          02,40,00,00   FAIL
  8 [IOM12 B]    : OK                01,00,01,01   REPORT, TYPE BIT0
  9 [IOM12 B]    : OK                01,00,01,01   REPORT, TYPE BIT0
 10 [IOM12 B]    : OK                01,00,01,01   REPORT, TYPE BIT0