My Oracle Support Banner

Oracle Linux 7: /var/log/mcelog File Not Created by Default - How to Create (Doc ID 2679670.1)

Last updated on SEPTEMBER 23, 2022

Applies to:

Linux OS - Version Oracle Linux 7.7 and later
Information in this document applies to any platform.


The Machine Check Exception (MCE) log file (/var/log/mcelog) is used by the mcelog.service unit to record critical hardware/software events.
Unlike previous releases, the log file is not created by default on Oracle Linux 7 (OL7).
The change in behaviour is not considered a bug, but intended by design.
This document describes how to create the log file to ensure MCE messages are recorded.


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.