---> uname -a: Linux b66978881016 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 7.4G 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 7.4G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.4G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.4G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.4G 42.5G 15% /var/log/sa /dev/vda1 50.0G 7.4G 42.5G 15% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 7.4G 42.5G 15% /w/workspace/dry_go-mod-core-contracts_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 738 96 0 1003 1038 Swap: 1023 1 1022 ---> 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) 02/10/20 _x86_64_ (4 CPU) 21:01:25 LINUX RESTART 21:02:01 tps rtps wtps bread/s bwrtn/s 21:03:01 25.89 6.26 19.63 1743.70 2075.35 21:04:02 2.65 0.00 2.65 0.00 92.04 21:05:01 0.24 0.00 0.24 0.00 3.68 21:06:01 0.33 0.00 0.33 0.00 4.55 21:07:01 0.22 0.00 0.22 0.00 3.78 21:08:01 0.33 0.00 0.33 0.00 5.10 21:09:01 0.28 0.00 0.28 0.00 3.20 21:10:01 210.63 110.45 100.18 4458.70 39372.85 21:11:01 259.61 105.36 154.25 6027.71 35650.50 Average: 55.70 24.73 30.97 1362.03 8599.44 21:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:03:01 108396 1773908 94.24 2620 1244300 941148 32.11 412304 1201896 20 21:04:02 112496 1769808 94.02 2620 1244304 932104 31.80 409840 1200892 16 21:05:01 112308 1769996 94.03 2620 1244312 932116 31.80 409788 1200840 8 21:06:01 115464 1766840 93.87 2620 1244312 901312 30.75 408064 1200016 16 21:07:01 114880 1767424 93.90 2620 1244320 901532 30.76 408928 1200020 16 21:08:01 115092 1767212 93.89 2620 1244324 901536 30.76 408664 1200016 8 21:09:01 116612 1765692 93.80 2620 1244324 901380 30.75 407972 1200012 12 21:10:01 103972 1778332 94.48 2620 1143712 1125368 38.40 511996 1048440 75740 21:11:01 122496 1759808 93.49 2432 1023260 1151584 39.29 590816 876024 81396 Average: 113524 1768780 93.97 2599 1208574 965342 32.94 440930 1147573 17470 21:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:03:01 eth0 120.78 95.14 433.49 44.35 0.00 0.00 0.00 21:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 docker0 3.26 2.85 0.63 7.68 0.00 0.00 0.00 21:04:02 eth0 0.75 0.30 0.29 0.20 0.00 0.00 0.00 21:04:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 1.02 0.32 0.31 0.20 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 eth0 1.12 0.30 0.24 0.02 0.00 0.00 0.00 21:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 eth0 1.68 0.72 0.72 0.46 0.00 0.00 0.00 21:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 eth0 0.50 0.30 0.27 0.20 0.00 0.00 0.00 21:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:09:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 21:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 eth0 288.85 241.63 6953.93 32.47 0.00 0.00 0.00 21:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 docker0 4.13 3.28 0.41 14.97 0.00 0.00 0.00 21:11:01 eth0 213.50 173.58 2416.11 78.29 0.00 0.00 0.00 21:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:01 docker0 39.76 43.89 2.42 237.20 0.00 0.00 0.00 Average: eth0 69.97 57.06 1092.23 17.39 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.25 5.57 0.39 28.93 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) 21:01:25 LINUX RESTART 21:02:01 CPU %user %nice %system %iowait %steal %idle 21:03:01 all 3.15 0.00 1.34 0.35 0.02 95.14 21:03:01 0 3.07 0.00 1.42 0.73 0.02 94.76 21:03:01 1 3.39 0.00 1.32 0.50 0.02 94.77 21:03:01 2 3.01 0.00 1.34 0.05 0.02 95.59 21:03:01 3 3.13 0.00 1.27 0.12 0.03 95.45 21:04:02 all 0.12 0.00 0.05 0.00 0.00 99.83 21:04:02 0 0.22 0.00 0.05 0.00 0.02 99.72 21:04:02 1 0.13 0.00 0.05 0.00 0.02 99.80 21:04:02 2 0.07 0.00 0.05 0.00 0.00 99.88 21:04:02 3 0.07 0.00 0.05 0.00 0.00 99.88 21:05:01 all 0.08 0.00 0.03 0.00 0.00 99.88 21:05:01 0 0.12 0.00 0.03 0.00 0.00 99.85 21:05:01 1 0.07 0.00 0.03 0.00 0.00 99.90 21:05:01 2 0.05 0.00 0.03 0.00 0.00 99.92 21:05:01 3 0.08 0.00 0.07 0.00 0.00 99.85 21:06:01 all 0.18 0.00 0.05 0.00 0.00 99.77 21:06:01 0 0.53 0.00 0.03 0.00 0.00 99.43 21:06:01 1 0.07 0.00 0.05 0.00 0.00 99.88 21:06:01 2 0.07 0.00 0.05 0.00 0.00 99.88 21:06:01 3 0.05 0.00 0.03 0.00 0.00 99.92 21:07:01 all 0.21 0.00 0.05 0.00 0.00 99.74 21:07:01 0 0.63 0.00 0.03 0.00 0.00 99.33 21:07:01 1 0.08 0.00 0.05 0.00 0.00 99.87 21:07:01 2 0.07 0.00 0.05 0.00 0.00 99.88 21:07:01 3 0.08 0.00 0.07 0.00 0.00 99.85 21:08:01 all 0.21 0.00 0.04 0.00 0.00 99.74 21:08:01 0 0.30 0.00 0.03 0.00 0.00 99.67 21:08:01 1 0.33 0.00 0.03 0.00 0.00 99.63 21:08:01 2 0.13 0.00 0.03 0.00 0.00 99.83 21:08:01 3 0.07 0.00 0.03 0.00 0.00 99.90 21:09:01 all 0.13 0.00 0.04 0.00 0.00 99.83 21:09:01 0 0.05 0.00 0.03 0.00 0.00 99.92 21:09:01 1 0.33 0.00 0.03 0.00 0.00 99.63 21:09:01 2 0.07 0.00 0.07 0.00 0.00 99.87 21:09:01 3 0.07 0.00 0.05 0.00 0.00 99.88 21:10:01 all 10.70 0.00 5.38 1.36 0.03 82.52 21:10:01 0 10.73 0.00 5.73 1.79 0.05 81.71 21:10:01 1 11.26 0.00 5.03 0.89 0.02 82.80 21:10:01 2 10.62 0.00 5.38 1.24 0.03 82.72 21:10:01 3 10.17 0.00 5.37 1.53 0.03 82.89 21:11:01 all 12.52 0.00 6.64 3.17 0.03 77.64 21:11:01 0 11.47 0.00 6.53 2.66 0.05 79.29 21:11:01 1 12.09 0.00 7.01 4.44 0.02 76.45 21:11:01 2 9.98 0.00 6.43 2.18 0.03 81.38 21:11:01 3 16.58 0.00 6.60 3.39 0.02 73.41 Average: all 3.02 0.00 1.51 0.54 0.01 94.93 Average: 0 3.00 0.00 1.53 0.57 0.01 94.88 Average: 1 3.07 0.00 1.50 0.64 0.01 94.78 Average: 2 2.66 0.00 1.48 0.38 0.01 95.46 Average: 3 3.34 0.00 1.50 0.55 0.01 94.60