---> uname -a: Linux 9b857e45661b 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-205 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-205@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 600 74 0 1163 1133 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) 01/24/20 _x86_64_ (4 CPU) 14:25:25 LINUX RESTART 14:26:01 tps rtps wtps bread/s bwrtn/s 14:27:01 44.07 10.57 33.50 2445.35 3331.69 14:28:01 2.51 0.00 2.51 0.00 88.73 14:29:02 0.27 0.00 0.27 0.00 3.61 14:30:01 0.29 0.00 0.29 0.00 2.93 14:31:01 0.25 0.00 0.25 0.00 3.36 14:32:01 15.15 14.79 0.37 1841.53 4.96 Average: 10.46 4.24 6.22 716.91 574.87 14:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:27:01 110936 1771368 94.11 2620 1230972 970524 33.11 440212 1172076 16 14:28:01 120292 1762012 93.61 2620 1230984 901160 30.75 432100 1171784 20 14:29:02 120260 1762044 93.61 2620 1230988 901172 30.75 432380 1171780 8 14:30:01 121344 1760960 93.55 2620 1230988 901016 30.74 431552 1171780 16 14:31:01 120408 1761896 93.60 2620 1230996 901184 30.75 432436 1171780 12 14:32:01 76824 1805480 95.92 2620 1254896 928928 31.69 445656 1196112 164 Average: 111677 1770627 94.07 2620 1234971 917331 31.30 435723 1175885 39 14:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:27:01 eth0 174.11 142.43 769.05 79.65 0.00 0.00 0.00 14:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:27:01 docker0 2.39 1.70 0.56 7.36 0.00 0.00 0.00 14:28:01 eth0 1.55 0.55 0.44 0.21 0.00 0.00 0.00 14:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:02 eth0 0.85 0.40 0.30 0.24 0.00 0.00 0.00 14:29:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 eth0 0.52 0.08 0.03 0.01 0.00 0.00 0.00 14:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 eth0 1.27 0.52 0.41 0.27 0.00 0.00 0.00 14:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 eth0 7.78 5.61 8.44 3.23 0.00 0.00 0.00 14:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 31.14 25.03 130.31 13.99 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.40 0.28 0.09 1.23 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) 01/24/20 _x86_64_ (4 CPU) 14:25:25 LINUX RESTART 14:26:01 CPU %user %nice %system %iowait %steal %idle 14:27:01 all 9.09 0.00 3.29 0.90 7.48 79.25 14:27:01 0 7.57 0.00 3.56 0.18 8.32 80.37 14:27:01 1 6.60 0.00 3.39 0.54 8.17 81.30 14:27:01 2 11.26 0.00 3.17 2.73 6.55 76.30 14:27:01 3 11.00 0.00 3.03 0.17 6.84 78.97 14:28:01 all 0.13 0.00 0.06 0.00 0.23 99.58 14:28:01 0 0.07 0.00 0.05 0.00 0.18 99.70 14:28:01 1 0.12 0.00 0.07 0.00 0.30 99.52 14:28:01 2 0.12 0.00 0.05 0.00 0.33 99.50 14:28:01 3 0.23 0.00 0.05 0.00 0.12 99.60 14:29:02 all 0.13 0.00 0.05 0.00 0.08 99.75 14:29:02 0 0.07 0.00 0.05 0.00 0.07 99.82 14:29:02 1 0.07 0.00 0.05 0.00 0.08 99.80 14:29:02 2 0.33 0.00 0.07 0.00 0.08 99.52 14:29:02 3 0.05 0.00 0.05 0.00 0.03 99.87 14:30:01 all 0.13 0.00 0.04 0.00 0.20 99.63 14:30:01 0 0.36 0.00 0.03 0.02 0.49 99.10 14:30:01 1 0.08 0.00 0.07 0.00 0.07 99.78 14:30:01 2 0.03 0.00 0.03 0.00 0.19 99.75 14:30:01 3 0.03 0.00 0.03 0.00 0.07 99.86 14:31:01 all 0.16 0.00 0.05 0.00 0.11 99.68 14:31:01 0 0.42 0.00 0.03 0.00 0.25 99.30 14:31:01 1 0.10 0.00 0.03 0.00 0.07 99.80 14:31:01 2 0.07 0.00 0.05 0.00 0.05 99.83 14:31:01 3 0.07 0.00 0.05 0.00 0.08 99.80 14:32:01 all 0.54 0.00 0.42 0.31 0.74 97.99 14:32:01 0 0.55 0.00 0.37 0.10 1.08 97.90 14:32:01 1 0.55 0.00 0.40 0.35 0.50 98.20 14:32:01 2 0.58 0.00 0.45 0.35 0.78 97.84 14:32:01 3 0.45 0.00 0.48 0.45 0.57 98.05 Average: all 1.70 0.00 0.65 0.20 1.47 95.98 Average: 0 1.50 0.00 0.68 0.05 1.73 96.03 Average: 1 1.27 0.00 0.68 0.15 1.55 96.35 Average: 2 2.05 0.00 0.63 0.51 1.32 95.49 Average: 3 1.97 0.00 0.62 0.10 1.28 96.02