[Solved][RHEL/CentOS] [Errno 12] Cannot allocate memory

OS : Red Hat Enterprise Linux release 8.6(AWS)

 

에러 메세지

[Errno 12] Cannot allocate memory
The downloaded packages were saved in cache until the next successful transaction.
You can remove cached packages by executing 'yum clean packages'.

 

해결 방법

yum clean packages

그래도 같은 오류나면  메모리 많이 먹는 서비스 중단
ps aux
sudo service mysqld stop