DISK REDUNDANCY FAILED detected due to wrong sas cabling
Applies to
- ONTAP 9
- FAS2750
Issue
-
system trigger ASUP for
(DISK REDUNDANCY FAILED) ERROR
.
HA Group Notification (DISK REDUNDANCY FAILED) ERROR
SYSCONFIG -A
show storage configuration as mixed-path.
System Storage Configuration: Mixed-Path HA
- Internal Shelf 0 and External Shelf 1 installed but
SYSCONFIG
-A
only show Shelf 1 for 0a port.
slot 0: SAS Host Adapter 0a (PMC-Sierra PM8070 rev. C, SAS, <UP>)
Shelf 1: DS224-12 Firmware rev. IOM12B A: 0141 IOM12B B: 0141
- 0b port show both Internal Shelf 0 and External Shelf 1.
slot 0: SAS Host Adapter 0b (PMC-Sierra PM8070 rev. C, SAS, <UP>)
Shelf 0: DS224-12 Firmware rev. IOM12E A: 0250 IOM12E B: 0250
Shelf 1: DS224-12 Firmware rev. IOM12B A: 0141 IOM12B B: 0141
-
SAS-EXPANDER-MAP
show three expander for 0b port.
Expanders on channel 0a:
Level 1: WWN 500a09800870a3f5, ID 1, Serial Number ' XXXXXXXXXXXXXXX', Product 'DS22412IOM12 ', Rev '0141', Slot A
Expanders on channel 0b:
Level 1: WWN 500a09800f43c3bf, ID 0, Serial Number ' XXXXXXXXXXXXXXX', Product 'DS22412IOM12E ', Rev '0250', Slot B
Level 2: WWN 500a09800870a565, ID 1, Serial Number ' XXXXXXXXXXXXXXX', Product 'DS22412IOM12 ', Rev '0141', Slot B
Level 3: WWN 500a09800f41d5bf, ID 0, Serial Number ' XXXXXXXXXXXXXXX', Product 'DS22412IOM12E ', Rev '0250', Slot A