Kernel Boot Parameters “hpet=disable” and “nohpet” (Doc ID 1918402.1)

Last updated on SEPTEMBER 14, 2017

Applies to:

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

Goal

Kernel boot parameter HPET (High Precision Event Timer) is used for specifying hardware timer/clock source.

HPET is not available for all sorts of hardware, and some HPET clocks are considered unreliable.

This document describes how to disable HPET with kernel boot parameters “hpet=disable” and “nohpet”.
 

Solution

Sign In with your My Oracle Support account

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

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms