---> uname -a: Linux 4bfa92ae08f9 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 7.5G 42.5G 15% / 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 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 816 81 0 939 985 Swap: 1023 2 1021 ---> 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 16: eth0@if17: 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) 01/28/20 _x86_64_ (4 CPU) 13:57:22 LINUX RESTART 13:58:01 tps rtps wtps bread/s bwrtn/s 13:59:01 23.06 6.21 16.85 1832.53 1997.99 14:00:01 2.80 0.00 2.80 0.00 92.86 14:01:01 0.63 0.02 0.62 0.13 6.18 14:02:01 0.53 0.13 0.40 2.66 8.26 14:03:01 0.22 0.00 0.22 0.00 2.78 14:04:01 0.22 0.00 0.22 0.00 2.56 14:05:01 0.37 0.00 0.37 0.00 4.73 14:06:02 174.55 108.11 66.44 4214.38 26339.83 14:07:01 453.91 288.50 165.41 5820.39 35472.65 Average: 72.23 44.33 27.90 1310.87 7052.18 13:58:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:59:01 121440 1760864 93.55 2620 1235072 936932 31.97 426592 1176052 12 14:00:01 127128 1755176 93.25 2620 1235076 902532 30.79 421584 1175756 8 14:01:01 127284 1755020 93.24 2620 1235084 904876 30.87 421820 1175664 8 14:02:01 126628 1755676 93.27 2620 1235240 903088 30.81 422092 1175756 12 14:03:01 127040 1755264 93.25 2620 1235244 903016 30.81 421832 1175756 12 14:04:01 126612 1755692 93.27 2620 1235252 903064 30.81 422216 1175756 16 14:05:01 127604 1754700 93.22 2620 1235252 902908 30.81 421280 1175752 20 14:06:02 104524 1777780 94.45 2620 1150212 1064232 36.31 490540 1087856 57432 14:07:01 205448 1676856 89.09 2592 931144 936504 31.95 560268 781300 1440 Average: 132634 1749670 92.95 2617 1191953 928572 31.68 445358 1122183 6551 13:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:59:01 eth0 110.87 89.08 427.52 43.28 0.00 0.00 0.00 13:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:59:01 docker0 3.00 2.26 0.60 7.41 0.00 0.00 0.00 14:00:01 eth0 3.06 1.62 3.28 0.14 0.00 0.00 0.00 14:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:01:01 eth0 0.63 0.07 0.05 0.01 0.00 0.00 0.00 14:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:02:01 eth0 0.92 0.32 0.32 0.20 0.00 0.00 0.00 14:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:03:01 eth0 0.82 0.47 0.51 0.27 0.00 0.00 0.00 14:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 eth0 0.95 0.35 0.36 0.17 0.00 0.00 0.00 14:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 eth0 1.25 0.10 0.10 0.04 0.00 0.00 0.00 14:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:06:02 veth6d6d609 11.95 14.56 1.20 23.66 0.00 0.00 0.00 14:06:02 eth0 588.60 433.26 4543.23 113.61 0.00 0.00 0.00 14:06:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 14:06:02 docker0 14.95 16.73 1.64 31.06 0.00 0.00 0.00 14:07:01 eth0 273.01 212.77 3808.76 82.07 0.00 0.00 0.00 14:07:01 vethfdbe812 2.10 1.42 0.38 0.35 0.00 0.00 0.00 14:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:07:01 docker0 27.57 31.17 1.71 225.49 0.00 0.00 0.00 Average: eth0 61.06 47.82 855.51 15.84 0.00 0.00 0.00 Average: vethfdbe812 0.23 0.16 0.04 0.04 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.68 5.28 0.37 28.14 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) 01/28/20 _x86_64_ (4 CPU) 13:57:22 LINUX RESTART 13:58:01 CPU %user %nice %system %iowait %steal %idle 13:59:01 all 2.95 0.00 1.41 0.09 0.01 95.54 13:59:01 0 3.09 0.00 1.74 0.15 0.00 95.02 13:59:01 1 2.83 0.00 1.46 0.10 0.02 95.60 13:59:01 2 2.74 0.00 1.25 0.07 0.00 95.94 13:59:01 3 3.13 0.00 1.19 0.05 0.02 95.62 14:00:01 all 0.19 0.00 0.07 0.00 0.00 99.74 14:00:01 0 0.47 0.00 0.05 0.00 0.00 99.48 14:00:01 1 0.08 0.00 0.07 0.00 0.00 99.85 14:00:01 2 0.10 0.00 0.10 0.00 0.00 99.80 14:00:01 3 0.08 0.00 0.03 0.00 0.00 99.88 14:01:01 all 0.17 0.00 0.07 0.00 0.00 99.76 14:01:01 0 0.48 0.00 0.07 0.00 0.00 99.45 14:01:01 1 0.10 0.00 0.07 0.00 0.02 99.82 14:01:01 2 0.08 0.00 0.08 0.00 0.00 99.83 14:01:01 3 0.05 0.00 0.07 0.00 0.00 99.88 14:02:01 all 0.17 0.00 0.06 0.00 0.00 99.76 14:02:01 0 0.47 0.00 0.03 0.00 0.00 99.50 14:02:01 1 0.10 0.00 0.10 0.00 0.00 99.80 14:02:01 2 0.07 0.00 0.07 0.02 0.02 99.83 14:02:01 3 0.05 0.00 0.03 0.00 0.00 99.92 14:03:01 all 0.18 0.00 0.05 0.00 0.00 99.77 14:03:01 0 0.55 0.00 0.05 0.00 0.00 99.40 14:03:01 1 0.05 0.00 0.05 0.00 0.00 99.90 14:03:01 2 0.10 0.00 0.08 0.00 0.00 99.82 14:03:01 3 0.03 0.00 0.03 0.00 0.00 99.93 14:04:01 all 0.17 0.00 0.05 0.00 0.00 99.78 14:04:01 0 0.50 0.00 0.02 0.00 0.00 99.48 14:04:01 1 0.07 0.00 0.03 0.00 0.00 99.90 14:04:01 2 0.08 0.00 0.07 0.00 0.00 99.85 14:04:01 3 0.02 0.00 0.05 0.00 0.00 99.93 14:05:01 all 0.18 0.00 0.05 0.00 0.00 99.77 14:05:01 0 0.50 0.00 0.05 0.00 0.00 99.45 14:05:01 1 0.08 0.00 0.05 0.00 0.00 99.87 14:05:01 2 0.10 0.00 0.08 0.00 0.00 99.82 14:05:01 3 0.07 0.00 0.05 0.00 0.00 99.88 14:06:02 all 7.30 0.01 4.33 1.33 0.19 86.84 14:06:02 0 8.05 0.00 4.48 1.19 0.25 86.03 14:06:02 1 6.95 0.00 4.09 1.93 0.15 86.88 14:06:02 2 6.45 0.00 4.13 1.50 0.19 87.74 14:06:02 3 7.72 0.00 4.60 0.73 0.20 86.75 14:07:01 all 13.71 2.76 19.86 8.43 0.23 55.01 14:07:01 0 11.56 2.78 20.62 8.73 0.19 56.12 14:07:01 1 14.19 2.72 20.06 9.31 0.22 53.50 14:07:01 2 16.92 2.74 18.36 7.89 0.31 53.77 14:07:01 3 12.14 2.82 20.41 7.78 0.19 56.65 Average: all 2.73 0.30 2.81 1.06 0.05 93.06 Average: 0 2.81 0.30 2.93 1.08 0.05 92.83 Average: 1 2.67 0.29 2.81 1.23 0.04 92.96 Average: 2 2.90 0.29 2.62 1.02 0.06 93.10 Average: 3 2.53 0.30 2.86 0.92 0.04 93.34