---> uname -a: Linux 04aad5bcc5eb 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-198 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-198@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 586 67 0 1184 1147 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) 01/16/20 _x86_64_ (4 CPU) 20:20:03 LINUX RESTART 20:21:01 tps rtps wtps bread/s bwrtn/s 20:22:01 18.06 2.38 15.68 371.64 1859.99 20:23:01 2.43 0.00 2.43 0.00 83.52 20:24:01 0.65 0.00 0.65 0.00 8.36 20:25:01 0.63 0.00 0.63 0.00 7.39 20:26:01 0.48 0.00 0.48 0.00 4.84 20:27:01 52.84 50.68 2.16 3485.83 588.87 Average: 12.52 8.85 3.67 643.26 425.53 20:21:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:22:01 107232 1775072 94.30 2620 1246780 972224 33.17 433320 1181720 24 20:23:01 119424 1762880 93.66 2620 1246784 892168 30.44 423324 1181372 8 20:24:01 118436 1763868 93.71 2620 1246792 892336 30.45 424268 1181364 8 20:25:01 119616 1762688 93.65 2620 1246792 892168 30.44 423440 1181364 8 20:26:01 119172 1763132 93.67 2620 1246800 892252 30.44 423800 1181364 8 20:27:01 78652 1803652 95.82 2620 1242828 1102208 37.61 446884 1188292 1456 Average: 110422 1771882 94.13 2620 1246129 940559 32.09 429173 1182579 252 20:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:22:01 eth0 27.95 25.60 36.18 32.91 0.00 0.00 0.00 20:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:01 docker0 2.85 2.11 0.58 7.16 0.00 0.00 0.00 20:23:01 eth0 0.78 0.08 0.07 0.01 0.00 0.00 0.00 20:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 eth0 0.70 0.32 0.31 0.21 0.00 0.00 0.00 20:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 20:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 eth0 0.20 0.13 0.08 0.07 0.00 0.00 0.00 20:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 eth0 61.28 48.02 1554.84 7.70 0.00 0.00 0.00 20:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 15.17 12.37 265.41 6.82 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.47 0.35 0.10 1.19 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) 01/16/20 _x86_64_ (4 CPU) 20:20:03 LINUX RESTART 20:21:01 CPU %user %nice %system %iowait %steal %idle 20:22:01 all 2.47 0.00 1.78 0.10 5.08 90.57 20:22:01 0 1.85 0.00 2.04 0.05 4.63 91.43 20:22:01 1 2.81 0.00 1.82 0.18 5.27 89.92 20:22:01 2 3.71 0.00 1.51 0.07 5.08 89.64 20:22:01 3 1.49 0.00 1.76 0.10 5.35 91.30 20:23:01 all 0.12 0.00 0.06 0.00 0.32 99.50 20:23:01 0 0.03 0.00 0.05 0.00 0.33 99.58 20:23:01 1 0.37 0.00 0.07 0.00 0.32 99.25 20:23:01 2 0.05 0.00 0.05 0.00 0.37 99.53 20:23:01 3 0.07 0.00 0.08 0.00 0.25 99.60 20:24:01 all 0.14 0.00 0.08 0.00 0.17 99.61 20:24:01 0 0.03 0.00 0.03 0.00 0.03 99.90 20:24:01 1 0.12 0.00 0.08 0.00 0.32 99.48 20:24:01 2 0.33 0.00 0.17 0.00 0.18 99.32 20:24:01 3 0.07 0.00 0.05 0.00 0.15 99.73 20:25:01 all 0.13 0.00 0.07 0.00 0.21 99.59 20:25:01 0 0.03 0.00 0.07 0.00 0.13 99.77 20:25:01 1 0.10 0.00 0.08 0.00 0.37 99.45 20:25:01 2 0.33 0.00 0.07 0.00 0.22 99.38 20:25:01 3 0.05 0.00 0.05 0.00 0.13 99.77 20:26:01 all 0.07 0.00 0.05 0.00 1.23 98.66 20:26:01 0 0.03 0.00 0.03 0.00 0.88 99.06 20:26:01 1 0.08 0.00 0.07 0.00 1.43 98.42 20:26:01 2 0.15 0.00 0.02 0.00 1.06 98.78 20:26:01 3 0.03 0.00 0.05 0.00 1.56 98.36 20:27:01 all 1.51 0.00 0.92 1.19 1.53 94.84 20:27:01 0 1.21 0.00 1.02 1.26 1.54 94.97 20:27:01 1 1.17 0.00 0.80 1.60 1.59 94.84 20:27:01 2 1.81 0.00 0.87 0.84 1.30 95.19 20:27:01 3 1.86 0.00 0.99 1.04 1.68 94.44 Average: all 0.74 0.00 0.49 0.21 1.43 97.12 Average: 0 0.53 0.00 0.54 0.22 1.26 97.45 Average: 1 0.78 0.00 0.49 0.30 1.56 96.88 Average: 2 1.06 0.00 0.45 0.15 1.37 96.97 Average: 3 0.59 0.00 0.50 0.19 1.53 97.18