---> uname -a: Linux ip-172-31-14-194 4.15.0-45-lowlatency #48~16.04.1-Ubuntu SMP PREEMPT Tue Jan 29 18:43:32 UTC 2019 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: 2300.003 BogoMIPS: 4600.00 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 2.0G 0 2.0G 0% /dev tmpfs 395M 41M 354M 11% /run /dev/xvda1 97G 62G 36G 64% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/loop5 56M 56M 0 100% /snap/core18/2812 /dev/loop3 106M 106M 0 100% /snap/core/16574 /dev/loop4 75M 75M 0 100% /snap/core22/1122 /dev/loop2 26M 26M 0 100% /snap/amazon-ssm-agent/7983 /dev/loop1 104M 104M 0 100% /snap/core/16928 /dev/loop6 64M 64M 0 100% /snap/core20/2264 /dev/loop13 62M 62M 0 100% /snap/go/10585 /dev/loop9 75M 75M 0 100% /snap/core22/1380 /dev/loop8 56M 56M 0 100% /snap/core18/2823 /dev/loop10 26M 26M 0 100% /snap/amazon-ssm-agent/7993 /dev/loop7 62M 62M 0 100% /snap/go/10603 /dev/loop11 64M 64M 0 100% /snap/core20/2318 ---> free -m: total used free shared buff/cache available Mem: 3942 1609 128 40 2203 1906 Swap: 0 0 0 ---> ip addr: 1: lo: 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: mtu 9001 qdisc mq state UP group default qlen 1000 link/ether 0a:31:bf:22:24:e2 brd ff:ff:ff:ff:ff:ff inet 172.31.14.194/20 brd 172.31.15.255 scope global eth0 valid_lft forever preferred_lft forever inet6 fe80::831:bfff:fe22:24e2/64 scope link valid_lft forever preferred_lft forever 3: br-f7b7b504fe3d: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c1:0d:30:75 brd ff:ff:ff:ff:ff:ff inet 172.21.0.1/16 brd 172.21.255.255 scope global br-f7b7b504fe3d valid_lft forever preferred_lft forever 4: br-64adae618682: mtu 1500 qdisc noqueue state UP group default link/ether 02:42:bf:dc:db:f9 brd ff:ff:ff:ff:ff:ff inet 172.18.0.1/16 brd 172.18.255.255 scope global br-64adae618682 valid_lft forever preferred_lft forever inet6 fe80::42:bfff:fedc:dbf9/64 scope link valid_lft forever preferred_lft forever 5: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d1:d0:3c:23 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 6: br-909d6aa25332: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:98:f4:8b:8c brd ff:ff:ff:ff:ff:ff inet 172.19.0.1/16 brd 172.19.255.255 scope global br-909d6aa25332 valid_lft forever preferred_lft forever 7: br-a76036ddd878: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:be:41:a7:7b brd ff:ff:ff:ff:ff:ff inet 172.20.0.1/16 brd 172.20.255.255 scope global br-a76036ddd878 valid_lft forever preferred_lft forever 9: vetha32dfa6@if8: mtu 1500 qdisc noqueue master br-64adae618682 state UP group default link/ether 16:96:5b:fd:e0:09 brd ff:ff:ff:ff:ff:ff link-netnsid 0 inet6 fe80::1496:5bff:fefd:e009/64 scope link valid_lft forever preferred_lft forever 11: vethfaef113@if10: mtu 1500 qdisc noqueue master br-64adae618682 state UP group default link/ether 96:3e:2a:a7:39:36 brd ff:ff:ff:ff:ff:ff link-netnsid 1 inet6 fe80::943e:2aff:fea7:3936/64 scope link valid_lft forever preferred_lft forever