OVM: Error In /var/log/messages: Buffer I/O Error On Dev DM-<N>, Logical Block <N>, Async Page Read

(Doc ID 2364321.1)

Last updated on MARCH 02, 2018

Applies to:

Oracle VM - Version 3.4.2 and later
Information in this document applies to any platform.

Symptoms

Buffer I/O error entry in /var/log/messages system log file of dom0 server:

The device name, here dm=36, and the block numbers need not match this example exactly.

Changes

 No changes.

Cause

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