Skip to main content
NetApp Knowledge Base

E-Series “Write-back caching forcibly disabled” (BAD BBU)

  1. Last updated
  2. Save as PDF
Views:
4
Visibility:
Public
Votes:
0
Category:
e-series-systems
Specialty:
HW
Last Updated:

Applies to

  • NetApp E-Series E5724
  • Controller firmware 08.72.00.00
  • Management software 11.70.2
  • All E-Series platforms with Battery Backup Unit (BBU)

Issue

The following critical event was reported via AutoSupport and SANtricity Recovery Guru:

    ECRFLT: E-Series Notification from NetApp (Write-back caching forcibly disabled) CRITICAL
    Event: BADBBU-0,1
    Description: Write-back caching forcibly disabled
    Component: Controller
    Location: Shelf 0, Bay B
System temporarily operated with write-through caching, potentially impacting performance.

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.