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Knowledge Base

File System Errors of Mapped LUNs Due To Network Cable Disconnection

Publication Date:  2013-05-09  |   Views:  293  |   Downloads:  8  |   Author:  z00444668  |   Document ID:  EKB1000027759


Issue Description

Product and version information:
  • S2600
  • S5000 series
The operating system of the application server is Linux.
The network cable between the storage device and application server is disconnected during service running, and mapped LUNs on the application server have file system errors, such as file system read-only and mount failure.

Alarm Information


Handling Process

Step 1 Replace the network cable to restore the network service.
Step 2 Use the ext2 file system as an example. Run the fsck.ext2-a command to fix the file system.

Root Cause

Network cable damage causes file system errors of mapped LUNs.