E-Series E4000 controller reporting inter controller communication failure
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- Visibility:
- Public
- Votes:
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- Category:
- e-series-systems
- Specialty:
- esg
- Last Updated:
- 5/9/2025, 1:21:03 PM
Applies to
- NetApp E-Series
- E4000
- StorageGRID
Issue
Recovery guru reports: Failure Entry 2: AUX_ALT_COMM_LINK_ERROR-Recovery Failure Type Code: 503
check if the link is reporting up or down with the following CMD's
Run ip -s link as diag user (or check dom0-daily-diagnostic-%.7z in the log bundle)
diag@eos-a:~$ ip -s link show alt0
3: alt0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode DEFAULT group default qlen 1000
link/ether d0:39:ea:c4:e9:91 brd ff:ff:ff:ff:ff:ff
RX: bytes packets errors dropped missed mcast
92947325 72245 0 0 0 0
TX: bytes packets errors dropped carrier collsns
22679899 33111 0 0 0 0
Run cmgrShow as eos User (or cmgrShow in the STATE-CAPTURE-DATA in the log bundle)
InternalNetworkLink: this(0x1c564c010)
m_Port 0
m_State: up
m_DownCount: 0
m_CritMelLogged: false
m_ErrorReported: true
