Linux commands to display the system hardware information
lscpu command
kodingwindow@kw:~$ lscpu
Architecture:             x86_64
  CPU op-mode(s):         32-bit, 64-bit
  Address sizes:          39 bits physical, 48 bits virtual
  Byte Order:             Little Endian
CPU(s):                   4
  On-line CPU(s) list:    0-3
Vendor ID:                GenuineIntel
  Model name:             11th Gen Intel(R) Core(TM) i3-1115G4 @ 3.00GHz
    CPU family:           6
    Model:                140
    Thread(s) per core:   2
    Core(s) per socket:   2
    Socket(s):            1
    Stepping:             1
    CPU(s) scaling MHz:   31%
    CPU max MHz:          4100.0000
    CPU min MHz:          400.0000
    BogoMIPS:             5990.40
...
lshw command
kodingwindow@kw:~$ lshw
WARNING: you should run this program as super-user.
kw                          
    description: Computer
    width: 64 bits
    capabilities: smp vsyscall32
  *-core
       description: Motherboard
       physical id: 0
     *-memory
          description: System memory
          physical id: 0
          size: 8064MiB
     *-cpu
          product: 11th Gen Intel(R) Core(TM) i3-1115G4 @ 3.00GHz
          vendor: Intel Corp.
          physical id: 1
          bus info: cpu@0
          version: 6.140.1
          size: 845MHz
          capacity: 4100MHz
          width: 64 bits
...
lspci command
kodingwindow@kw:~$ lspci
0000:00:00.0 Host bridge: Intel Corporation Device 9a04 (rev 01)
0000:00:02.0 VGA compatible controller: Intel Corporation Tiger Lake-LP GT2 [UHD Graphics G4] (rev 01)
0000:00:04.0 Signal processing controller: Intel Corporation TigerLake-LP Dynamic Tuning Processor Participant (rev 01)
...
Hardware information using cat command
kodingwindow@kw:~$ cat /proc/interrupts | head -10
            CPU0       CPU1       CPU2       CPU3       
   1:          0          0       2955          0  IR-IO-APIC    1-edge      i8042
   8:          0          0          0          0  IR-IO-APIC    8-edge      rtc0
   9:          0      10273          0          0  IR-IO-APIC    9-fasteoi   acpi
  14:          0         85          0          0  IR-IO-APIC   14-fasteoi   INT34C5:00
  16:          0          0          0          0  IR-IO-APIC   16-fasteoi   idma64.2, i801_smbus
  27:          0          0          0          0  IR-IO-APIC   27-fasteoi   idma64.0, i2c_designware.0
  37:          0          0          0          0  IR-IO-APIC   37-fasteoi   idma64.3, pxa2xx-spi.3
  40:          0       1678          0          0  IR-IO-APIC   40-fasteoi   idma64.1, i2c_designware.1
 120:          0          0          0          0  DMAR-MSI    0-edge      dmar0

kodingwindow@kw:~$ cat /proc/cpuinfo | head -10 processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 140 model name : 11th Gen Intel(R) Core(TM) i3-1115G4 @ 3.00GHz stepping : 1 microcode : 0xb6 cpu MHz : 1300.127 cache size : 6144 KB physical id : 0
kodingwindow@kw:~$ cat /proc/meminfo | head -10 MemTotal: 7911628 kB MemFree: 2623644 kB MemAvailable: 4531468 kB Buffers: 51488 kB Cached: 2437040 kB SwapCached: 14048 kB Active: 1854048 kB Inactive: 2654764 kB Active(anon): 1218664 kB Inactive(anon): 1305352 kB
kodingwindow@kw:~$ cat /proc/zoneinfo | head -10 Node 0, zone DMA per-node stats nr_inactive_anon 326267 nr_active_anon 303328 nr_inactive_file 337390 nr_active_file 158846 nr_unevictable 36735 nr_slab_reclaimable 58902 nr_slab_unreclaimable 50433 nr_isolated_anon 0
Commands to display memory information
kodingwindow@kw:~$ free
               total        used        free      shared  buff/cache   available
Mem:         7911628     3369904     2633604      504844     2725544     4541724
Swap:        4194300      104960     4089340

kodingwindow@kw:~$ vmstat
procs -----------memory---------- ---swap-- -----io---- -system-- -------cpu-------
 r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs us sy id wa st gu
 0  0 104960 2643164  51876 2668680    0   19   503  1955 2596   12  9  3 88  0  0  0

kodingwindow@kw:~$ df
Filesystem     1K-blocks     Used Available Use% Mounted on
tmpfs             791164     2244    788920   1% /run
/dev/nvme0n1p6 154211760 16097872 130207584  12% /
tmpfs            3955812    31720   3924092   1% /dev/shm
tmpfs               5120        8      5112   1% /run/lock
efivarfs             184      178         1 100% /sys/firmware/efi/efivars
/dev/nvme0n1p1    262144    63860    198284  25% /boot/efi
tmpfs             791160     2568    788592   1% /run/user/1000


kodingwindow@kw:~$ lsusb Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 002: ID 1ea7:0066 SHARKOON Technologies GmbH [Mediatrack Edge Mini Keyboard] Bus 003 Device 003: ID 5986:2137 Bison Electronics Inc. Integrated Camera Bus 003 Device 004: ID 8087:0aaa Intel Corp. Bluetooth 9460/9560 Jefferson Peak (JfP) Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
kodingwindow@kw:~$ id uid=1000(kodingwindow) gid=1000(kodingwindow) groups=1000(kodingwindow), 4(adm),24(cdrom),27(sudo),30(dip),46(plugdev),100(users),114(lpadmin)
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