检查操作系统版本RHEL6.X:
# lsb_release -a
LSB
Version: :core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-n
oarch:printing-4.0-amd64:printing-4.0-noarch
Distributor ID: RedHatEnterpriseServer
Description: Red Hat Enterprise Linux Server release 6.2 (Santiago)
Release: 6.2
Codename: Santiago
#uname -a
RHEL7.X:
#uname -a
Linux gba01 3.10.0-514.el7.x86_64 #1 SMP Wed Oct 19 11:24:13 EDT 2016
x86_64 x86_64 x86_64 GNU/Linux
#cat /etc/redhat-release
Red Hat Enterprise Linux Server release 7.3 (Maipo)
SUSE:
#uname -a
Linux gba01 3.0.76-0.11-default #1 SMP Fri Jun 14 08:21:43 UTC
2013(ccab990) x86_64 x86_64 GNU/Linux
#cat /etc/SuSE-release
SUSE Linux Enterprise Server 11 (x86_64)
VERSION = 11
PATCHLEVEL = 3
检查CPU:
CPU 总核数 = 物理 CPU 的核数 x 物理 CPU 个数
总逻辑 CPU 个数 = 总核数 x 超线程数
