Linux服务器配置查看命令，Linux服务器配置查看全攻略，掌握这些命令，轻松了解服务器状态
掌握Linux服务器配置查看命令，轻松了解服务器状态。本攻略涵盖全面命令，助你高效诊断服务器配置。...
掌握Linux服务器配置查看命令，轻松了解服务器状态。本攻略涵盖全面命令，助你高效诊断服务器配置。
在Linux服务器运维过程中，查看服务器配置信息是必不可少的步骤，通过对服务器配置信息的了解，可以帮助我们更好地管理和维护服务器，本文将详细介绍Linux服务器配置查看的常用命令，助你轻松了解服务器状态。
查看系统信息
1、uname -a：显示系统内核版本、硬件架构等信息。
[root@server ~]# uname -a Linux server 4.15.0-123-generic #124-Ubuntu SMP Thu Feb 28 18:18:49 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
2、hostname：显示当前主机的名称。
[root@server ~]# hostname server
3、cat /etc/hostname：查看主机名配置文件。
[root@server ~]# cat /etc/hostname server
4、cat /etc/os-release：显示操作系统的详细信息。
[root@server ~]# cat /etc/os-release NAME="Ubuntu" VERSION="18.04.5 LTS (Bionic Beaver)" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 18.04.5 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
查看CPU信息
1、cat /proc/cpuinfo：显示CPU的详细信息。
[root@server ~]# cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 63 model name : Intel(R) Xeon(R) CPU E5-2670 v3 @ 2.30GHz stepping : 2 microcode : 0x400004c cpu MHz : 2300.000 BogoMIPS : 4600.00 cache size : 15360 KB fpu : yes fpu_exception : yes cpuid level : 13 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic mmx fxsr sse sse2 ss ht tm pbe nx up bogomips : 4600.00 clflush size : 64 cache_alignment : 64 address sizes : 46 bits physical, 48 bits virtual power management: yes
2、lscpu：显示CPU的详细信息，包括核心数、线程数、缓存大小等。
[root@server ~]# lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 16 On-line CPU(s) list: 0-15 Thread(s) per core: 2 Core(s) per socket: 8 Socket(s): 2 NUMA nodes: 1 Vendor ID: GenuineIntel CPU family: 6 Model: 63 Stepping: 2 CPU MHz: 2300.000 BogoMIPS: 4600.00 Virtualization: VT-x L1d cache: 32K L1i cache: 32K L2 cache: 256K L3 cache: 3072K NUMA node0 CPU(s): 0-15
查看内存信息
1、free -m：显示内存使用情况。
[root@server ~]# free -m total used free shared buffers cached Mem: 16384 15224 1116 0 4 1112 -/+ buffers/cache: 14108 2276 Swap: 0 0 0
2、cat /proc/meminfo：显示内存的详细信息。
[root@server ~]# cat /proc/meminfo MemTotal: 16384 kB MemFree: 1116 kB MemAvailable: 1116 kB Buffers: 4096 kB Cached: 1112 kB SwapTotal: 0 kB SwapFree: 0 kB
查看磁盘信息
1、df -h：显示磁盘空间使用情况。
[root@server ~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/vda1 50G 45G 4.8G 90% / devtmpfs 2.0G 0 2.0G 0% /dev tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 2.0G 0 2.0G 0% /run tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup tmpfs 2.0G 0 2.0G 0% /tmp
2、du -sh /：查看根目录占用空间大小。
[root@server ~]# du -sh / 2、2G /
3、cat /proc/partitions：显示磁盘分区信息。
[root@server ~]# cat /proc/partitions major minor #blocks name 253 0 20971520 sda 253 1 20971520 sda1 253 2 20971520 sda2 253 3 10485760 sda3 253 4 10485760 sda4 253 5 5242880 sda5 253 6 5242880 sda6 253 7 5242880 sda7 253 8 5242880 sda8 253 9 5242880 sda9 253 10 5242880 sda10 253 11 5242880 sda11 253 12 5242880 sda12 253 13 5242880 sda13 253 14 5242880 sda14 253 15 5242880 sda15 253 16 5242880 sda16 253 17 5242880 sda17 253 18 5242880 sda18 253 19 5242880 sda19 253 20 5242880 sda20 253 21 5242880 sda21 253 22 5242880 sda22 253 23 5242880 sda23 253 24 5242880 sda24 253 25 5242880 sda25 253 26 5242880 sda26 253 27 5242880 sda27 253 28 5242880 sda28 253 29 5242880 sda29 253 30 5242880 sda30 253 31 5242880 sda31 253 32 5242880 sda32 253 33 5242880 sda33 253 34 5242880 sda34 253 35 5242880 sda35 253 36 5242880 sda36 253 37 5242880 sda37 253 38 5242880 sda38 253 39 5242880 sda39 253 40 5242880 sda40 253 41 5242880 sda41 253 42 5242880 sda42 253 43 5242880 sda43 253 44 5242880 sda44 253 45 5242880 sda45 253 46 5242880 sda46 253 47 5242880 sda47 253 48 5242880 sda48 253 49 5242880 sda49 253 50 5242880 sda50 253 51 5242880 sda51 253 52 5242880 sda52 253 53 5242880 sda53 253 54 5242880 sda54 253 55 5242880 sda55 253 56 5242880 sda56 253 57 5242880 sda57 253 58 5242880 sda58 253 59 5242880 sda59 253 60 5242880 sda60 253 61 5242880 sda61 253 62 5242880 sda62 253 63 5242880 sda63
查看网络信息
1、ifconfig：显示网络接口信息。
[root@server ~]# ifconfig
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.1.10 netmask 255.255.255.0 broadcast 192.168.1.255
inet6 fe80::20c:29ff:fea7:9647 prefixlen 64 scopeid 0x20<link>
ether 00:0c:29:ea:97:47 txqueuelen 1000 (以太网)
RX packets 72336 bytes 52643124 (49.7 MiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 71821 bytes 72641824 (69.2 MiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (环回)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 02、ip addr show：显示网络接口信息。
[root@server ~]# ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default
link/ether 00:0c:29:ea:97:47 brd ff:ff:ff:ff:ff:ff
inet 192.168.1.10/24 brd 192.168.1.255 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fea7:9647/64 scope link
valid_lft forever preferred_lft forever3、netstat -antp：显示网络连接信息。
[root@server ~]# netstat -antp Active Internet Connections (w/o servers) Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name tcp 0 0 192.168.1.10:22 192.168.1.11:54901 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54902 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54903 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54904 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54905 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54906 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54907 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54908 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54909 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54910 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54911 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54912 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54913 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54914 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54915 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54916 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54917 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54918 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54919 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54920 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54921 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54922 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54923 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54924 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.11:54925 ESTABLISHED 1922/sshd tcp 0 0 192.168.1.10:22 192.168.1.
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