---> uname -a: Linux b4614ad1b776 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 6.3G 43.7G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-211@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-211 ---> free -m: total used free shared buff/cache available Mem: 1838 603 63 0 1171 1129 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 02/10/20 _x86_64_ (4 CPU) 20:23:55 LINUX RESTART 20:25:01 tps rtps wtps bread/s bwrtn/s 20:26:01 4.28 0.00 4.28 0.00 145.82 20:27:01 0.68 0.00 0.68 0.00 8.38 20:28:01 0.33 0.00 0.33 0.00 5.96 20:29:01 46.32 46.15 0.17 2973.75 1.47 Average: 12.90 11.54 1.37 743.44 40.41 20:25:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:26:01 111068 1771236 94.10 2620 1236824 893704 30.49 433592 1179132 8 20:27:01 110560 1771744 94.13 2620 1236828 893864 30.50 434844 1178844 8 20:28:01 110336 1771968 94.14 2620 1236836 893912 30.50 435192 1178844 8 20:29:01 72400 1809904 96.15 2620 1257912 925980 31.59 446580 1206052 60 Average: 101091 1781213 94.63 2620 1242100 901865 30.77 437552 1185718 21 20:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:26:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 20:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 eth0 4.40 1.63 3.67 0.11 0.00 0.00 0.00 20:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 eth0 1.28 0.33 0.33 0.20 0.00 0.00 0.00 20:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 eth0 5.16 2.65 4.31 1.65 0.00 0.00 0.00 20:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 2.74 1.17 2.08 0.50 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 02/10/20 _x86_64_ (4 CPU) 20:23:55 LINUX RESTART 20:25:01 CPU %user %nice %system %iowait %steal %idle 20:26:01 all 0.19 0.00 0.07 0.00 0.00 99.75 20:26:01 0 0.07 0.00 0.07 0.00 0.00 99.87 20:26:01 1 0.53 0.00 0.08 0.00 0.00 99.38 20:26:01 2 0.10 0.00 0.05 0.00 0.00 99.85 20:26:01 3 0.07 0.00 0.07 0.00 0.00 99.87 20:27:01 all 0.21 0.00 0.05 0.00 0.00 99.73 20:27:01 0 0.10 0.00 0.07 0.00 0.00 99.83 20:27:01 1 0.55 0.00 0.03 0.00 0.00 99.42 20:27:01 2 0.07 0.00 0.05 0.00 0.00 99.88 20:27:01 3 0.13 0.00 0.07 0.00 0.00 99.80 20:28:01 all 0.18 0.00 0.05 0.00 0.00 99.77 20:28:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:28:01 1 0.55 0.00 0.07 0.00 0.00 99.38 20:28:01 2 0.08 0.00 0.05 0.00 0.00 99.87 20:28:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:29:01 all 0.55 0.00 0.22 1.09 0.00 98.13 20:29:01 0 0.12 0.00 0.12 0.00 0.00 99.77 20:29:01 1 0.43 0.00 0.25 1.12 0.00 98.20 20:29:01 2 0.65 0.00 0.18 0.88 0.00 98.28 20:29:01 3 1.02 0.00 0.32 2.35 0.00 96.31 Average: all 0.28 0.00 0.10 0.27 0.00 99.35 Average: 0 0.08 0.00 0.07 0.00 0.00 99.85 Average: 1 0.52 0.00 0.11 0.28 0.00 99.10 Average: 2 0.23 0.00 0.08 0.22 0.00 99.47 Average: 3 0.31 0.00 0.12 0.59 0.00 98.98