My Oracle Support Banner

Oracle Linux Server Shuts Down Unexpectedly then Fails to Boot with No Apparent Error (Doc ID 2757290.1)

Last updated on MARCH 03, 2021

Applies to:

Linux OS - Version Oracle Linux 6.0 and later
Linux x86-64
Linux x86


An Oracle Linux (OL) server shuts down unexpectedly then subsequently fails to boot.
Repeated attempts to boot the system denote services/units initially start, however stop just after reaching target Local File Systems before the system is halted.
No obvious errors, service/unit failures are reported for either the unexpected shutdown or boot failure.

In this instance, the following boot-time system console messages boot time were observed on an OL7 system:



No seemingly relevant changes occurred before the unexpected system shutdown and subsequent failure to boot.


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
 1. Boot the system into Rescue Mode
 2. Verify current filesystem disk space usage
 3. Reduce root filesystem diskspace usage
 4. Reboot the system
 5. Verify successful system startup
 6. Implement diskspace utilisation monitoring

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