Skip to main content
NetApp Knowledge Base

Brocade G620 switch reporting read-only file system

  1. Last updated
  2. Save as PDF
Views:
34
Visibility:
Public
Votes:
0
Category:
fabric-interconnect-and-management-switches
Specialty:
san
Last Updated:

Applies to

Brocade FC switch

Issue

  • SSH CLI login error  FOS read only file system
  • Serial console with putty switch in reboot loop reporting IO error reading dev sda
  • sda device reported offline
  • Kernel panic
Example serial console output :
Silkworm CPLD [board: 162]
Uboot wdt counter value: 0
pcie: PCICSRBAR @ 0 paddr_hi 0xefffffff paddr_lo 0xe0000000
EXT4-fs (sda1): write access unavailable, cannot proceed (try mounting with noload)
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block

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.