---> uname -a: Linux c24766506f6f 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: 2933.442 BogoMIPS: 5866.88 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-205 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-205@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 595 78 0 1163 1138 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) 01/27/20 _x86_64_ (4 CPU) 15:29:26 LINUX RESTART 15:30:01 tps rtps wtps bread/s bwrtn/s 15:31:01 42.59 8.72 33.87 2030.64 2210.09 15:32:01 2.80 0.02 2.78 0.53 94.46 15:33:01 0.67 0.00 0.67 0.00 8.09 15:34:01 0.67 0.00 0.67 0.00 8.11 15:35:01 0.75 0.00 0.75 0.00 9.29 15:36:01 0.62 0.00 0.62 0.00 6.56 15:37:01 1.17 0.52 0.65 61.13 8.11 Average: 7.04 1.32 5.71 298.93 334.99 15:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:31:01 116416 1765888 93.82 2620 1233288 940900 32.10 428020 1178748 8 15:32:01 121612 1760692 93.54 2620 1233296 926920 31.63 424296 1178448 8 15:33:01 122072 1760232 93.51 2620 1233300 919760 31.38 423740 1178444 8 15:34:01 122440 1759864 93.50 2620 1233300 910664 31.07 423772 1178440 8 15:35:01 122740 1759564 93.48 2620 1233360 910628 31.07 423580 1178448 12 15:36:01 123512 1758792 93.44 2620 1233312 910508 31.07 422960 1178440 8 15:37:01 109880 1772424 94.16 2620 1235360 923628 31.51 428140 1179628 228 Average: 119810 1762494 93.63 2620 1233602 920430 31.40 424930 1178657 40 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:31:01 eth0 137.36 105.96 470.19 55.37 0.00 0.00 0.00 15:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:31:01 docker0 3.21 2.43 0.62 7.45 0.00 0.00 0.00 15:32:01 eth0 1.71 1.02 0.83 0.46 0.00 0.00 0.00 15:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:33:01 eth0 1.63 0.45 0.36 0.21 0.00 0.00 0.00 15:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:34:01 eth0 1.30 0.48 0.33 0.21 0.00 0.00 0.00 15:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:35:01 eth0 0.62 0.47 0.38 0.24 0.00 0.00 0.00 15:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:36:01 eth0 0.30 0.17 0.07 0.04 0.00 0.00 0.00 15:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:37:01 eth0 5.86 2.56 3.62 1.01 0.00 0.00 0.00 15:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.26 15.87 67.98 8.22 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.46 0.35 0.09 1.06 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) 01/27/20 _x86_64_ (4 CPU) 15:29:26 LINUX RESTART 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:31:01 all 4.26 0.00 1.91 1.12 0.02 92.69 15:31:01 0 4.17 0.00 2.09 0.08 0.02 93.63 15:31:01 1 4.93 0.00 1.54 0.10 0.03 93.40 15:31:01 2 3.95 0.00 1.99 4.18 0.03 89.84 15:31:01 3 3.99 0.00 2.01 0.10 0.00 93.90 15:32:01 all 0.20 0.00 0.06 0.00 0.00 99.73 15:32:01 0 0.05 0.00 0.05 0.00 0.00 99.90 15:32:01 1 0.13 0.00 0.07 0.00 0.00 99.80 15:32:01 2 0.55 0.00 0.07 0.00 0.00 99.38 15:32:01 3 0.10 0.00 0.07 0.00 0.00 99.83 15:33:01 all 0.18 0.00 0.06 0.00 0.02 99.74 15:33:01 0 0.50 0.00 0.07 0.00 0.02 99.42 15:33:01 1 0.10 0.00 0.07 0.00 0.02 99.82 15:33:01 2 0.10 0.00 0.05 0.00 0.00 99.85 15:33:01 3 0.05 0.00 0.05 0.00 0.03 99.87 15:34:01 all 0.19 0.00 0.07 0.00 0.01 99.73 15:34:01 0 0.15 0.00 0.08 0.00 0.00 99.77 15:34:01 1 0.08 0.00 0.08 0.00 0.00 99.83 15:34:01 2 0.45 0.00 0.10 0.00 0.03 99.42 15:34:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:35:01 all 0.10 0.00 0.06 0.00 0.00 99.83 15:35:01 0 0.05 0.00 0.03 0.00 0.00 99.92 15:35:01 1 0.10 0.00 0.07 0.00 0.00 99.83 15:35:01 2 0.22 0.00 0.08 0.00 0.00 99.70 15:35:01 3 0.05 0.00 0.03 0.00 0.00 99.92 15:36:01 all 0.13 0.00 0.05 0.00 0.01 99.81 15:36:01 0 0.07 0.00 0.07 0.00 0.02 99.85 15:36:01 1 0.35 0.00 0.05 0.00 0.02 99.58 15:36:01 2 0.07 0.00 0.07 0.00 0.00 99.87 15:36:01 3 0.07 0.00 0.05 0.00 0.00 99.88 15:37:01 all 0.41 0.00 0.28 0.10 0.01 99.20 15:37:01 0 0.40 0.00 0.32 0.02 0.03 99.23 15:37:01 1 0.68 0.00 0.18 0.03 0.00 99.10 15:37:01 2 0.37 0.00 0.30 0.00 0.02 99.32 15:37:01 3 0.18 0.00 0.27 0.37 0.00 99.18 Average: all 0.78 0.00 0.35 0.17 0.01 98.68 Average: 0 0.77 0.00 0.39 0.01 0.01 98.82 Average: 1 0.91 0.00 0.29 0.02 0.01 98.77 Average: 2 0.81 0.00 0.38 0.60 0.01 98.20 Average: 3 0.64 0.00 0.36 0.07 0.00 98.94