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System Data

Name of the operating system​

$ cat /etc/os-release
NAME="Ubuntu"
VERSION="20.04.1 LTS (Focal Fossa)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 20.04.1 LTS"
VERSION_ID="20.04"
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=focal
UBUNTU_CODENAME=focal

Kernel version​

$ cat /proc/version
Linux version 5.4.0-58-generic (buildd@lcy01-amd64-004) (gcc version 9.3.0 (Ubuntu 9.3.0-17ubuntu1~20.04)) #64-Ubuntu SMP Wed Dec 9 08:16:25 UTC 2020

Memory Utilization​

$ cat /proc/meminfo
MemTotal:       16341792 kB
MemFree:          984212 kB
MemAvailable:    3276228 kB
Buffers:          203020 kB
[...]

Total processes​

$ cat /proc/stat
[...]
processes 28684
[...]

Running processes​

$ cat /proc/stat
[...]
procs_running 2
[...]

Up time​

$ cat /proc/uptime
38552.52 102314.56

Process info​

$ cat /proc/[PID]/status
Name:   rcu_sched
Umask:  0000
State:  I (idle)
Tgid:   11
Ngid:   0
Pid:    11
PPid:   2
TracerPid:  0
Uid:    0   0   0   0
Gid:    0   0   0   0
FDSize: 64
Groups:  
NStgid: 11
NSpid:  11
NSpgid: 0
NSsid:  0
Threads:    1
SigQ:   0/63597
SigPnd: 0000000000000000
ShdPnd: 0000000000000000
SigBlk: 0000000000000000
SigIgn: ffffffffffffffff
SigCgt: 0000000000000000
CapInh: 0000000000000000
CapPrm: 0000003fffffffff
CapEff: 0000003fffffffff
CapBnd: 0000003fffffffff
CapAmb: 0000000000000000
NoNewPrivs: 0
Seccomp:    0
Speculation_Store_Bypass:   thread vulnerable
Cpus_allowed:   f
Cpus_allowed_list:  0-3
Mems_allowed:   00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000001
Mems_allowed_list:  0
voluntary_ctxt_switches:    26956
nonvoluntary_ctxt_switches: 12

UID to username​

$ cat /etc/passwd
root:x:0:0:root:/root:/bin/bash
[...]

CPU utilization​

$ cat /proc/[PID]/stat
11 (rcu_sched) I 2 0 0 0 -1 2129984 0 0 0 0 0 36 0 0 20 0 1 0 14 0 0 18446744073709551615 0 0 0 0 0 0 0 2147483647 0 0 0 0 17 2 0 0 0 0 0 0 0 0 0 0 0 0 0

Command used to launch a process​

$ cat /proc/[pid]/cmdline
/usr/libexec/gvfs-gphoto2-volume-monitor