Skip to main content
NetApp Knowledge Base

E-Series E5700 controller management task failure due to internal ethernet communication issue in DE460C enclosures

Last Updated:

Applies to

  • NetApp E-Series
  • E5700 in DE460C 60-drive enclosure


  • Multiple functions in SANtricity System Manager are failing or missing some data.
    • SANtricity firmware upgrades (both controller and disk)):
      • Inter-controller interfaces link failure. One or more inter-controller interfaces have link down. You cannot upgrade the storage array until the problem is resolved. Use the Recovery Guru to fix the problem. 
    • Volume configuration changes (Create, expansions, delete, etc...)
    • Unknown status for management certificate of partner controller under Settings > Certificates.
    • Unable to view performance dashboard statistics.
  • There may be different error messages seen depending on (1) the management request type, and (2) the management method (SANtricity System Manager "SAM", Unified Manager, CLI).
    • In SANtricity System Manager (SAM): The controller in slot %, with an id of '070000000000000000000001', could not be contacted. (Web server 422)
    • In SANtricity Enterprise Management Window: There was an error during the download operation. View the Online Help for information about diganosing and resolving errors. Click on the View Log button to look for the error
    • "Unknown" management certificate for the partner controller in SAM under Settings -> Certificates
    • During SANtricity firmware upgrade: Cannot Perform Upgrade Operation - An unknown issue occurred while performing the upgrade operation. Please try again.
  • AutoSupport or manually generated support data will be missing data from the alternate controller. It will contain complete information for the controller from which the data was captured. Some of the missing data could be:
    • dom0-daily-diagnostics-%.7z
    • dom0-complete-journal-%.7z
    • web-server-trace-log-%.7z
    • state-capture-data from one of the controllers will fail with the message Error 10008 - Could not communicate with the controller in bay A to complete this request.
    • Empty perf-stats-xx-summary-%.csv with error: devmgr.versioned.sam.jal.ManagementOperationFailedException: Error 10007 - Could not communicate with the controller in bay A to complete this request.
  • On systems running 11.70.4 or newer OS, the following signatures can be found:
    • Major Event Log (Support > Events):  Link issues have been encountered on an alternate controller Ethernet channel
      • In SANtricity OS 11.80, the event description for MEL 1406 (Link issues have been encountered on an alternate controller Ethernet channel) is listed as unknown. A software defect is open to address this error (ECD-16667 - MEL_EV_ALT_COMM_LINK_ERROR description is unknown in Raptor)
    • Recovery Guru: Failure Entry #:AUX_ALT_COMM_LINK_ERROR



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.