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Oracle Linux: Displayed to "trace_printk() being used. Allocating extra memory." When Booting (Doc ID 2701903.1)

Last updated on MAY 20, 2021

Applies to:

Linux OS - Version Oracle Linux 7.8 to Oracle Linux 8.1 with Unbreakable Enterprise Kernel [5.14.17] [Release OL7U8 to OL8U1]
Linux x86-64
Linux x86

Symptoms

The system was displayed below message in dmesg/message log when booting :

[ 208.982783] **********************************************************
[ 208.990078] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 208.997369] ** **
[ 209.004660] ** trace_printk() being used. Allocating extra memory. **
[ 209.011953] ** **
[ 209.019248] ** This means that this is a DEBUG kernel and it is **
[ 209.026533] ** unsafe for production use. **
[ 209.033826] ** **
[ 209.041119] ** If you see this message and you are not debugging **
[ 209.048414] ** the kernel, report this immediately to your vendor! **
[ 209.055705] ** **
[ 209.062999] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 209.070291] **********************************************************

Cause

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In this Document
Symptoms
Cause
Solution
References


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