NOTE: CentOS6 is ending support by end of 2020. https://tecadmin.net/install-java-8-on-centos-rhel-and-fedora/

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Is best done manually: 1sudo yum -y update --security 1The problem is that CentOS does not supply the necessary metadata in its yum repositories such that yum-plugin-security can function. In other words, yum-plugin-security does nothing, and the automation of security updates is a lost cause in CentOS. In fact, the …

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NOTE: php5.4 and php5.6 is no longer supported. https://www.mojowill.com/geek/howto-install-php-5-4-5-5-or-5-6-on-centos-6-and-centos-7/

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NOTE: php5.6 and php7.0 is no longer supported. 1wget https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm 2wget http://rpms.remirepo.net/enterprise/remi-release-7.rpm 3rpm -Uvh remi-release-7.rpm epel-release-latest-7.noarch.rpm Then, enable "remi-php70" in /etc/yum.repos.d/remi-php70.repo …

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It's in "/etc/php.d/newrelic.ini" look for "newrelic.license"

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See details in https://docs.docker.com/install/linux/docker-ce/centos/#upgrade-docker-ce

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