linux信息
查看系统版本
# 打印系统信息
$ uname -a
Linux LAPTOP-2181LTT2 5.4.72-microsoft-standard-WSL2 #1 SMP Wed Oct 28 23:40:43 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
# 获取发行版信息
$ cat /etc/issue
Ubuntu 18.04.6 LTS \n \l
$ cat /etc/issue.net
Ubuntu 18.04.6 LTS
$ cat /etc/os-release
NAME="Ubuntu"
VERSION="18.04.6 LTS (Bionic Beaver)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 18.04.6 LTS"
VERSION_ID="18.04"
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
VERSION_CODENAME=bionic
UBUNTU_CODENAME=bionic
# 根据上面 ID_LIKE 来获取version
$ cat /etc/debian_version
9.3
# 也可直接通过system 获取(如果有)
$ cat /etc/system-release
9.3
# 获取内核版本
$ cat /proc/version
Linux version 5.4.72-microsoft-standard-WSL2 (oe-user@oe-host) (gcc version 8.2.0 (GCC)) #1 SMP Wed Oct 28 23:40:43 UTC 2020
# dmesg 命令
$ dmesg | grep "Linux"
[ 0.000000] Linux version 5.4.72-microsoft-standard-WSL2 (oe-user@oe-host) (gcc version 8.2.0 (GCC)) #1 SMP Wed Oct 28 23:40:43 UTC 2020
[ 3.522133] ACPI: Added _OSI(Linux-Dell-Video)
[ 3.527064] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[ 3.531431] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
# 其他 Yum/Dnf
$ yum info nano
$ yum repolist
$ dnf info nano
$ apt-cache policy nano
nano:
Installed: 2.9.3-2
Candidate: 2.9.3-2
Version table:
*** 2.9.3-2 500
500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages
100 /var/lib/dpkg/status