---> uname -a:
Linux ip-172-31-4-75 5.4.0-1028-aws #29~18.04.1-Ubuntu SMP Tue Oct 6 17:14:23 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux

---> lscpu:
Architecture:        x86_64
CPU op-mode(s):      32-bit, 64-bit
Byte Order:          Little Endian
CPU(s):              2
On-line CPU(s) list: 0,1
Thread(s) per core:  1
Core(s) per socket:  2
Socket(s):           1
NUMA node(s):        1
Vendor ID:           GenuineIntel
CPU family:          6
Model:               79
Model name:          Intel(R) Xeon(R) CPU E5-2686 v4 @ 2.30GHz
Stepping:            1
CPU MHz:             2299.960
BogoMIPS:            4600.10
Hypervisor vendor:   Xen
Virtualization type: full
L1d cache:           32K
L1i cache:           32K
L2 cache:            256K
L3 cache:            46080K
NUMA node0 CPU(s):   0,1
Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx rdtscp lm constant_tsc rep_good nopl xtopology cpuid pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm cpuid_fault invpcid_single pti fsgsbase bmi1 avx2 smep bmi2 erms invpcid xsaveopt

---> nproc:
2

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            3.9G     0  3.9G   0% /dev
tmpfs           796M  844K  796M   1% /run
/dev/xvda1       78G   53G   25G  68% /
tmpfs           3.9G     0  3.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           3.9G     0  3.9G   0% /sys/fs/cgroup
/dev/loop0       98M   98M     0 100% /snap/core/10126
/dev/loop2       18M   18M     0 100% /snap/amazon-ssm-agent/1566
/dev/loop3       29M   29M     0 100% /snap/amazon-ssm-agent/2012
tmpfs           796M     0  796M   0% /run/user/111
/dev/loop4       98M   98M     0 100% /snap/core/10185

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:           7959        2449        1768           0        3742        5243
Swap:             0           0           0

---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    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 9001 qdisc mq state UP group default qlen 1000
    link/ether 06:75:0a:1f:7f:a9 brd ff:ff:ff:ff:ff:ff
    inet 172.31.4.75/20 brd 172.31.15.255 scope global dynamic eth0
       valid_lft 2882sec preferred_lft 2882sec
    inet6 fe80::475:aff:fe1f:7fa9/64 scope link 
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default 
    link/ether 02:42:1c:c8:d7:10 brd ff:ff:ff:ff:ff:ff
    inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0
       valid_lft forever preferred_lft forever
    inet6 fe80::42:1cff:fec8:d710/64 scope link 
       valid_lft forever preferred_lft forever