Skip to main content
NetApp Knowledge Base

Fibre Channel adapter failed after unexpected ATTO bridge reboot

Last Updated:

Applies to

  • ONTAP 9
  • Stretch MetroCluster
  • ATTO 7500N / 7600N FibreBridge


Controller reports "Link break detected on Fibre Channel adapter" following the unexpected reboot of an ATTO bridge.
::> event log show
Event log reports the link going down and the bridge being removed:
[]: Link break detected on Fibre Channel adapter xx.
[isp2400_timeout_7:]: Could not recover link on Fibre Channel adapter after 30 seconds. Offlining the adapter
[dsbridge_admin: bridge.removed:info]: FC-to-SAS bridge X.125L0 [ATTO FibreBridge7600N 4.35] S/N [FB7600N000000] was removed.
The bridge will be rediscovered and report the reboot:
[dsbridge_admin: bridge.discovered:info]: FC-to-SAS bridge X.125L0 [ATTO FibreBridge7600N 4.35] S/N [FB7600N000000] was discovered.
[dsbridge_admin: bridge.rebooted:debug]: FC-to-SAS bridge  X.125L0 [ATTO FibreBridge7600N 4.35] S/N [FB7600N000000] was rebooted.
[dsbridge_admin: callhome.bridge.reboot.unexp:alert]: Call home for Bridge Unexpected Reboot: FB7600N000000
The adapter reports the link is recovered:
[slifc_asyncd_1:]: Fibre Channel adapter xx link online.


Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.