---> uname -a: Linux 9df9dacbc07c 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: 2933.436 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 734 81 0 1023 1040 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) 02/11/20 _x86_64_ (4 CPU) 21:22:28 LINUX RESTART 21:23:01 tps rtps wtps bread/s bwrtn/s 21:24:01 44.36 12.08 32.27 2405.73 3353.11 21:25:01 2.28 0.00 2.28 0.00 80.24 21:26:01 0.32 0.00 0.32 0.00 3.76 21:27:01 0.37 0.00 0.37 0.00 4.05 21:28:01 0.23 0.00 0.23 0.00 3.66 21:29:01 0.35 0.00 0.35 0.00 4.48 21:30:01 0.28 0.00 0.28 0.00 3.48 21:31:01 156.50 87.00 69.50 3256.47 25683.42 21:32:01 227.63 81.92 145.71 3644.95 37349.99 Average: 48.04 20.11 27.93 1034.31 7388.37 21:23:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:24:01 103116 1779188 94.52 2620 1265780 964676 32.91 411052 1208712 16 21:25:01 113104 1769200 93.99 2620 1265692 912364 31.13 402568 1208500 16 21:26:01 112576 1769728 94.02 2620 1265756 912436 31.13 403148 1208512 24 21:27:01 111796 1770508 94.06 2620 1265700 912556 31.14 403528 1208500 12 21:28:01 111884 1770420 94.06 2620 1265708 912592 31.14 403976 1208500 8 21:29:01 112432 1769872 94.03 2620 1265712 912436 31.13 403176 1208500 8 21:30:01 113080 1769224 93.99 2620 1265716 912364 31.13 402784 1208500 20 21:31:01 118928 1763376 93.68 2620 1210380 984252 33.58 380084 1193696 67128 21:32:01 251120 1631184 86.66 2620 925492 1050004 35.83 538400 804420 116 Average: 127560 1754744 93.22 2620 1221771 941520 32.12 416524 1161982 7483 21:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:24:01 eth0 321.30 245.04 977.66 93.68 0.00 0.00 0.00 21:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:24:01 docker0 4.14 3.53 0.76 8.50 0.00 0.00 0.00 21:25:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 21:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:26:01 eth0 1.32 0.62 1.36 0.04 0.00 0.00 0.00 21:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:27:01 eth0 0.92 0.38 0.31 0.20 0.00 0.00 0.00 21:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:01 eth0 0.55 0.33 0.27 0.20 0.00 0.00 0.00 21:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 eth0 0.32 0.25 0.14 0.08 0.00 0.00 0.00 21:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 eth0 0.37 0.08 0.03 0.01 0.00 0.00 0.00 21:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:31:01 eth0 132.18 101.61 3474.91 13.69 0.00 0.00 0.00 21:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:31:01 veth356aab6 0.00 0.02 0.00 0.00 0.00 0.00 0.00 21:31:01 docker0 4.15 3.53 0.76 8.50 0.00 0.00 0.00 21:32:01 vethe08cff6 1.91 1.42 0.37 0.35 0.00 0.00 0.00 21:32:01 eth0 732.13 562.91 8289.45 189.41 0.00 0.00 0.00 21:32:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 21:32:01 docker0 35.87 37.94 2.42 251.52 0.00 0.00 0.00 Average: vethe08cff6 0.21 0.16 0.04 0.04 0.00 0.00 0.00 Average: eth0 81.36 62.55 921.17 21.05 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.45 4.61 0.35 28.90 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) 02/11/20 _x86_64_ (4 CPU) 21:22:28 LINUX RESTART 21:23:01 CPU %user %nice %system %iowait %steal %idle 21:24:01 all 9.66 0.00 2.56 0.99 0.76 86.03 21:24:01 0 8.06 0.00 3.02 0.22 0.87 87.84 21:24:01 1 10.15 0.00 2.35 0.12 0.68 86.71 21:24:01 2 9.02 0.00 2.62 0.15 0.79 87.42 21:24:01 3 11.43 0.00 2.23 3.48 0.68 82.18 21:25:01 all 0.16 0.00 0.05 0.00 0.04 99.75 21:25:01 0 0.05 0.00 0.05 0.00 0.02 99.88 21:25:01 1 0.18 0.00 0.03 0.00 0.03 99.75 21:25:01 2 0.05 0.00 0.07 0.00 0.05 99.83 21:25:01 3 0.33 0.00 0.07 0.00 0.07 99.53 21:26:01 all 0.17 0.00 0.03 0.00 0.03 99.77 21:26:01 0 0.03 0.00 0.05 0.00 0.02 99.90 21:26:01 1 0.08 0.00 0.05 0.00 0.02 99.85 21:26:01 2 0.03 0.00 0.03 0.00 0.03 99.90 21:26:01 3 0.53 0.00 0.03 0.00 0.03 99.40 21:27:01 all 0.17 0.00 0.05 0.00 0.05 99.74 21:27:01 0 0.07 0.00 0.05 0.00 0.05 99.83 21:27:01 1 0.03 0.00 0.03 0.00 0.02 99.92 21:27:01 2 0.10 0.00 0.03 0.00 0.05 99.82 21:27:01 3 0.47 0.00 0.05 0.00 0.05 99.43 21:28:01 all 0.16 0.00 0.05 0.00 0.05 99.74 21:28:01 0 0.05 0.00 0.03 0.00 0.03 99.88 21:28:01 1 0.05 0.00 0.07 0.00 0.05 99.83 21:28:01 2 0.05 0.00 0.05 0.00 0.07 99.83 21:28:01 3 0.47 0.00 0.03 0.00 0.07 99.43 21:29:01 all 0.16 0.00 0.04 0.00 0.03 99.77 21:29:01 0 0.05 0.00 0.05 0.00 0.03 99.87 21:29:01 1 0.05 0.00 0.03 0.00 0.00 99.92 21:29:01 2 0.03 0.00 0.03 0.00 0.02 99.92 21:29:01 3 0.52 0.00 0.07 0.00 0.03 99.38 21:30:01 all 0.13 0.00 0.04 0.00 0.05 99.78 21:30:01 0 0.03 0.00 0.03 0.00 0.03 99.90 21:30:01 1 0.17 0.00 0.05 0.00 0.07 99.72 21:30:01 2 0.27 0.00 0.05 0.00 0.05 99.63 21:30:01 3 0.03 0.00 0.02 0.00 0.05 99.90 21:31:01 all 6.03 0.00 3.68 1.03 2.01 87.26 21:31:01 0 5.88 0.00 3.90 1.35 2.04 86.82 21:31:01 1 5.89 0.00 3.93 1.41 2.05 86.72 21:31:01 2 5.75 0.00 3.67 0.36 1.89 88.33 21:31:01 3 6.58 0.00 3.22 1.04 2.05 87.10 21:32:01 all 14.38 0.00 8.44 1.79 2.76 72.64 21:32:01 0 13.23 0.00 9.74 1.75 2.58 72.70 21:32:01 1 18.82 0.00 8.47 1.84 3.02 67.84 21:32:01 2 12.35 0.00 8.01 2.80 2.96 73.88 21:32:01 3 13.10 0.00 7.58 0.72 2.46 76.15 Average: all 3.40 0.00 1.64 0.42 0.63 93.92 Average: 0 3.00 0.00 1.85 0.36 0.62 94.17 Average: 1 3.89 0.00 1.65 0.37 0.65 93.45 Average: 2 3.03 0.00 1.60 0.36 0.65 94.36 Average: 3 3.67 0.00 1.45 0.58 0.60 93.70