バージョン確認
CentOSのバージョン確認
[root@falcon21 ~]# cat /etc/redhat-release
CentOS Linux release 7.5.1804 (Core)
64bitか32bitかを確認
[root@falcon21 ~]# arch
x86_64
カーネルのバージョン確認
[root@falcon21 ~]# cat /proc/version
Linux version 3.10.0-862.3.2.el7.x86_64 (builder@kbuilder.dev.centos.org) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-28) (GCC) ) #1 SMP Mon May 21 23:36:36 UTC 2018
[root@falcon21 ~]# uname -r
3.10.0-862.3.2.el7.x86_64
Apacheのバージョン確認
[root@falcon21 ~]# httpd -v
Server version: Apache/2.4.6 (CentOS)
Server built: Apr 20 2018 18:10:38
BINDのバージョン確認
[root@falcon21 ~]# named -v
BIND 9.9.4-RedHat-9.9.4-61.el7 (Extended Support Version)
MySQLのバージョン確認
[root@falcon21 ~]# mysql --version
mysql Ver 15.1 Distrib 5.5.56-MariaDB, for Linux (x86_64) using readline 5.1
ｐｈｐのバージョン確認
[root@falcon21 ~]# php -v
PHP 7.1.18 (cli) (built: May 24 2018 07:59:58) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.1.0, Copyright (c) 1998-2018 Zend Technologies
*****************************************************************************************************************