RedHat/CentOS系统信息查询
# cat /proc/version
Linux version 3.10.0-693.2.2.el7.x86_64 (builder@kbuilder.dev.centos.org) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-16) (GCC) ) #1 SMP Tue Sep 12 22:26:13 UTC 2017
# uname -a
Linux izbp173padvrcc9jtbmtz2z 3.10.0-693.2.2.el7.x86_64 #1 SMP Tue Sep 12 22:26:13 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
# uname -r
3.10.0-693.2.2.el7.x86_64
# lsb_release -a
LSB Version: :core-4.1-amd64:core-4.1-noarch
Distributor ID: CentOS
Description: CentOS Linux release 7.4.1708 (Core)
Release: 7.4.1708
Codename: Core
# cat /etc/redhat-release
CentOS Linux release 7.4.1708 (Core)
# df -hT //磁盘分区
Filesystem Type Size Used Avail Use% Mounted on
/dev/vda1 ext4 40G 1.5G 36G 4% /
devtmpfs devtmpfs 911M 0 911M 0% /dev
tmpfs tmpfs 920M 0 920M 0% /dev/shm
tmpfs tmpfs 920M 308K 920M 1% /run
tmpfs tmpfs 920M 0 920M 0% /sys/fs/cgroup
tmpfs tmpfs 184M 0 184M 0% /run/user/0
# free -m //内存
total used free shared buff/cache available
Mem: 1839 58 1284 0 496 1627
Swap: 0 0 0