SAS Port Degraded and Drawer Degraded due to faulty controller

Applies to

• E-series E5760
• E-series E28xx

Issue

• Recovery Guru reports several failure entries:

Failure Entry 1: SAS_PORT_DEGRADED-Recovery Failure Type Code: 112
Storage array: array
Port reporting problem:
Drive shelf 99, Drawer 5, Channel 1, Internal connection
Status: SAS Port Degraded

Failure Entry 2: SAS_PORT_DEGRADED-Recovery Failure Type Code: 112
Storage array: array
Port reporting problem:
Controller A, Internal connection
Status: SAS Port Degraded

Failure Entry 3: DRAWER_DEGRADED-Recovery Failure Type Code: 393
Storage array: array
Component reporting problem: Drawer 5
Status: Degraded
Location: Controller/Drive shelf 99
Component requiring service: Drawer 5
Service action (removal) allowed: No Service action LED on component: No

• Associated drawer (Shelf 99 Drawer 5) and chassis (of shelf 99) have been replaced and errors persist.
• In some case, Event log reports SAS ports error messages:

2025-10-14 08:04:48    Error    Critical    1321    1710    Controller wide port has gone to failed state    0/0/0    Controller    Shelf 99, Bay B    Controller in bay B
B:10/17/25, 2:33:37 AM (02:33:37) 1989 165b The controller has detected that a SAS IOC has faulted - Shelf 99, Bay B