---> uname -a: Linux 32d4c87af610 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-236 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-236@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 598 64 0 1175 1136 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 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) 05/06/20 _x86_64_ (4 CPU) 07:19:12 LINUX RESTART 07:20:01 tps rtps wtps bread/s bwrtn/s 07:21:01 141.64 87.38 54.26 6081.22 36131.52 07:22:01 20.63 6.97 13.66 1965.12 1944.89 07:23:01 8.34 0.00 8.34 0.00 1389.74 07:24:01 0.65 0.00 0.65 0.00 10.56 07:25:01 0.27 0.00 0.27 0.00 3.78 07:26:01 0.37 0.00 0.37 0.00 4.83 07:27:01 0.32 0.00 0.32 0.00 3.25 07:28:01 0.20 0.00 0.20 0.00 2.83 07:29:01 0.27 0.00 0.27 0.00 3.88 07:30:01 0.28 0.00 0.28 0.00 3.48 07:31:01 0.25 0.00 0.25 0.00 2.70 07:32:01 77.80 46.88 30.92 3450.89 13628.11 Average: 20.86 11.74 9.13 955.68 4419.92 07:20:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:21:01 78468 1803836 95.83 2620 1362320 858740 29.30 327436 1326276 22096 07:22:01 92148 1790156 95.10 2620 1266204 942532 32.16 424860 1201696 38424 07:23:01 101456 1780848 94.61 2620 1266208 875020 29.86 417520 1201004 20 07:24:01 101656 1780648 94.60 2620 1266212 867692 29.61 429044 1189380 16 07:25:01 100436 1781868 94.66 2620 1266216 867908 29.61 430108 1189380 8 07:26:01 100296 1782008 94.67 2620 1266224 867920 29.61 430224 1189380 8 07:27:01 100328 1781976 94.67 2620 1266224 867932 29.61 430308 1189380 16 07:28:01 101460 1780844 94.61 2620 1266228 867920 29.61 429808 1189232 20 07:29:01 101140 1781164 94.63 2620 1266236 867932 29.61 429792 1189232 8 07:30:01 121132 1761172 93.56 2620 1266244 867692 29.61 410088 1189196 8 07:31:01 120756 1761548 93.58 2620 1266248 867764 29.61 410416 1189196 8 07:32:01 169828 1712476 90.98 2620 1169240 968732 33.05 414056 1114460 62176 Average: 107425 1774879 94.29 2620 1266150 882315 30.10 415305 1196484 10234 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:21:01 eth0 155.12 113.61 561.46 48.25 0.00 0.00 0.00 07:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 eth0 65.07 55.32 446.34 47.73 0.00 0.00 0.00 07:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 docker0 3.31 2.40 0.72 8.42 0.00 0.00 0.00 07:23:01 eth0 1.95 1.13 2.61 0.08 0.00 0.00 0.00 07:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 eth0 0.92 0.03 0.04 0.00 0.00 0.00 0.00 07:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 eth0 1.32 0.45 0.33 0.18 0.00 0.00 0.00 07:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:26:01 eth0 1.27 0.15 0.14 0.07 0.00 0.00 0.00 07:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 eth0 1.88 0.67 0.66 0.40 0.00 0.00 0.00 07:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:28:01 eth0 0.82 0.40 0.30 0.20 0.00 0.00 0.00 07:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:29:01 eth0 0.53 0.32 0.27 0.20 0.00 0.00 0.00 07:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 eth0 0.20 0.10 0.01 0.04 0.00 0.00 0.00 07:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:31:01 eth0 1.08 0.15 0.12 0.04 0.00 0.00 0.00 07:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 eth0 116.60 85.14 2372.68 32.40 0.00 0.00 0.00 07:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.80 21.39 279.47 10.78 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.28 0.20 0.06 0.70 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) 05/06/20 _x86_64_ (4 CPU) 07:19:12 LINUX RESTART 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:21:01 all 10.41 0.00 6.61 19.38 11.32 52.28 07:21:01 0 10.85 0.00 5.61 18.84 11.63 53.06 07:21:01 1 9.87 0.00 5.30 17.84 11.75 55.24 07:21:01 2 10.18 0.00 7.52 19.98 10.74 51.58 07:21:01 3 10.75 0.00 8.01 20.93 11.15 49.16 07:22:01 all 3.30 0.00 1.84 2.39 3.56 88.91 07:22:01 0 2.93 0.00 1.87 0.37 3.42 91.40 07:22:01 1 2.04 0.00 1.66 0.05 3.76 92.50 07:22:01 2 4.45 0.00 1.95 0.30 3.92 89.38 07:22:01 3 3.80 0.00 1.92 8.81 3.14 82.32 07:23:01 all 0.12 0.00 0.11 0.00 0.24 99.53 07:23:01 0 0.17 0.00 0.10 0.00 0.18 99.55 07:23:01 1 0.08 0.00 0.08 0.00 0.28 99.55 07:23:01 2 0.15 0.00 0.13 0.00 0.30 99.42 07:23:01 3 0.08 0.00 0.10 0.00 0.20 99.62 07:24:01 all 0.10 0.00 0.06 0.00 0.25 99.59 07:24:01 0 0.28 0.00 0.12 0.00 0.22 99.38 07:24:01 1 0.05 0.00 0.05 0.00 0.40 99.50 07:24:01 2 0.05 0.00 0.03 0.00 0.15 99.77 07:24:01 3 0.03 0.00 0.05 0.00 0.23 99.68 07:25:01 all 0.12 0.00 0.04 0.00 0.17 99.66 07:25:01 0 0.27 0.00 0.02 0.00 0.13 99.58 07:25:01 1 0.07 0.00 0.03 0.00 0.10 99.80 07:25:01 2 0.07 0.00 0.05 0.00 0.17 99.72 07:25:01 3 0.10 0.00 0.07 0.00 0.28 99.55 07:26:01 all 0.09 0.00 0.03 0.00 0.27 99.61 07:26:01 0 0.22 0.00 0.03 0.00 0.25 99.50 07:26:01 1 0.05 0.00 0.05 0.00 0.18 99.72 07:26:01 2 0.03 0.00 0.03 0.00 0.17 99.77 07:26:01 3 0.03 0.00 0.03 0.00 0.45 99.48 07:27:01 all 0.13 0.00 0.05 0.00 0.28 99.54 07:27:01 0 0.32 0.00 0.08 0.00 0.47 99.14 07:27:01 1 0.03 0.00 0.05 0.00 0.20 99.72 07:27:01 2 0.13 0.00 0.03 0.00 0.30 99.53 07:27:01 3 0.05 0.00 0.03 0.00 0.17 99.75 07:28:01 all 0.14 0.00 0.05 0.00 0.18 99.63 07:28:01 0 0.05 0.00 0.03 0.00 0.12 99.80 07:28:01 1 0.10 0.00 0.05 0.00 0.27 99.58 07:28:01 2 0.35 0.00 0.07 0.00 0.25 99.33 07:28:01 3 0.05 0.00 0.07 0.00 0.10 99.78 07:29:01 all 0.15 0.00 0.05 0.00 0.14 99.66 07:29:01 0 0.07 0.00 0.02 0.00 0.08 99.83 07:29:01 1 0.37 0.00 0.03 0.00 0.18 99.42 07:29:01 2 0.07 0.00 0.05 0.00 0.13 99.75 07:29:01 3 0.13 0.00 0.07 0.00 0.15 99.65 07:30:01 all 0.13 0.00 0.05 0.00 0.25 99.56 07:30:01 0 0.02 0.00 0.03 0.00 0.15 99.80 07:30:01 1 0.20 0.00 0.08 0.00 0.32 99.40 07:30:01 2 0.27 0.00 0.05 0.00 0.37 99.32 07:30:01 3 0.02 0.00 0.03 0.00 0.20 99.75 07:31:01 all 0.11 0.00 0.03 0.00 0.39 99.48 07:31:01 0 0.07 0.00 0.05 0.00 0.68 99.20 07:31:01 1 0.25 0.00 0.03 0.00 0.28 99.43 07:31:01 2 0.07 0.00 0.03 0.00 0.30 99.60 07:31:01 3 0.05 0.00 0.02 0.00 0.28 99.65 07:32:01 all 3.30 0.00 2.08 2.94 3.98 87.69 07:32:01 0 3.16 0.00 2.03 3.26 4.18 87.37 07:32:01 1 3.07 0.00 2.20 0.48 3.59 90.66 07:32:01 2 2.69 0.00 1.90 0.33 3.87 91.21 07:32:01 3 4.29 0.00 2.21 7.70 4.26 81.54 Average: all 1.50 0.00 0.91 2.04 1.74 93.82 Average: 0 1.53 0.00 0.83 1.87 1.78 93.99 Average: 1 1.34 0.00 0.80 1.53 1.77 94.56 Average: 2 1.53 0.00 0.98 1.70 1.71 94.08 Average: 3 1.59 0.00 1.03 3.06 1.69 92.63