---> uname -a: Linux 33d632e1e472 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-203 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-203@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 591 74 0 1172 1143 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) 01/27/20 _x86_64_ (4 CPU) 17:19:32 LINUX RESTART 17:20:01 tps rtps wtps bread/s bwrtn/s 17:21:02 66.85 23.46 43.38 4414.31 3692.49 17:22:01 1.95 0.05 1.90 1.63 78.62 17:23:02 0.60 0.00 0.60 0.00 6.81 17:24:01 0.29 0.00 0.29 0.00 2.98 17:25:01 0.22 0.00 0.22 0.00 2.83 17:26:01 0.40 0.00 0.40 0.00 5.51 17:27:01 1.57 1.13 0.43 74.07 10.24 17:28:01 1.03 0.00 1.03 0.00 26.51 17:29:01 0.32 0.00 0.32 0.00 4.06 Average: 8.16 2.75 5.41 500.98 427.20 17:20:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:21:02 108760 1773544 94.22 2620 1238156 957380 32.67 431348 1184944 16 17:22:01 119084 1763220 93.67 2620 1238188 893976 30.50 422888 1184916 16 17:23:02 118064 1764240 93.73 2620 1238196 894168 30.51 424084 1184904 8 17:24:01 119088 1763216 93.67 2620 1238196 893976 30.50 423020 1184848 12 17:25:01 119176 1763128 93.67 2620 1238204 893976 30.50 422904 1184848 16 17:26:01 118624 1763680 93.70 2620 1238208 894048 30.50 423428 1184848 12 17:27:01 106968 1775336 94.32 2620 1240544 907312 30.96 427360 1185668 8 17:28:01 111100 1771204 94.10 2620 1240552 907144 30.95 422956 1185664 8 17:29:01 111476 1770828 94.08 2620 1240560 897372 30.62 422464 1185668 16 Average: 114704 1767600 93.91 2620 1238978 904372 30.86 424495 1185145 12 17:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:21:02 eth0 176.85 162.87 983.12 88.63 0.00 0.00 0.00 17:21:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:02 docker0 3.43 2.80 0.63 7.50 0.00 0.00 0.00 17:22:01 eth0 0.86 0.08 0.07 0.02 0.00 0.00 0.00 17:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:02 eth0 0.57 0.50 0.27 0.21 0.00 0.00 0.00 17:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 17:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 17:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 eth0 0.23 0.17 0.08 0.07 0.00 0.00 0.00 17:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 eth0 7.88 4.90 7.73 3.07 0.00 0.00 0.00 17:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 eth0 1.22 0.72 0.89 0.46 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 3.73 2.03 3.02 1.53 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.37 19.13 111.04 10.49 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.38 0.31 0.07 0.84 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) 01/27/20 _x86_64_ (4 CPU) 17:19:32 LINUX RESTART 17:20:01 CPU %user %nice %system %iowait %steal %idle 17:21:02 all 12.37 0.00 4.73 1.43 13.58 67.90 17:21:02 0 9.42 0.00 4.96 0.60 16.52 68.50 17:21:02 1 14.80 0.00 4.36 1.92 13.10 65.82 17:21:02 2 12.67 0.00 5.13 2.01 12.95 67.24 17:21:02 3 12.70 0.00 4.44 1.24 11.65 69.97 17:22:01 all 0.11 0.00 0.06 0.00 0.16 99.66 17:22:01 0 0.05 0.00 0.07 0.00 0.10 99.78 17:22:01 1 0.10 0.00 0.07 0.00 0.12 99.71 17:22:01 2 0.24 0.00 0.07 0.00 0.17 99.52 17:22:01 3 0.07 0.00 0.05 0.00 0.24 99.64 17:23:02 all 0.11 0.00 0.04 0.00 0.13 99.72 17:23:02 0 0.03 0.00 0.02 0.00 0.23 99.72 17:23:02 1 0.07 0.00 0.05 0.00 0.10 99.78 17:23:02 2 0.22 0.00 0.07 0.00 0.10 99.62 17:23:02 3 0.10 0.00 0.02 0.00 0.08 99.80 17:24:01 all 0.14 0.00 0.05 0.00 0.04 99.77 17:24:01 0 0.02 0.00 0.02 0.00 0.05 99.92 17:24:01 1 0.41 0.00 0.05 0.00 0.05 99.49 17:24:01 2 0.12 0.00 0.03 0.00 0.07 99.78 17:24:01 3 0.05 0.00 0.07 0.00 0.02 99.86 17:25:01 all 0.14 0.00 0.04 0.00 0.10 99.72 17:25:01 0 0.03 0.00 0.05 0.00 0.12 99.80 17:25:01 1 0.38 0.00 0.05 0.00 0.17 99.40 17:25:01 2 0.08 0.00 0.05 0.00 0.12 99.75 17:25:01 3 0.05 0.00 0.03 0.00 0.02 99.90 17:26:01 all 0.16 0.00 0.04 0.00 0.08 99.72 17:26:01 0 0.03 0.00 0.02 0.00 0.07 99.88 17:26:01 1 0.52 0.00 0.03 0.00 0.13 99.32 17:26:01 2 0.08 0.00 0.05 0.00 0.07 99.80 17:26:01 3 0.03 0.00 0.02 0.00 0.08 99.87 17:27:01 all 0.71 0.00 0.33 0.39 0.73 97.84 17:27:01 0 0.37 0.00 0.32 1.12 0.70 97.50 17:27:01 1 1.56 0.00 0.30 0.00 0.70 97.44 17:27:01 2 0.22 0.00 0.20 0.42 0.73 98.44 17:27:01 3 0.68 0.00 0.50 0.00 0.73 98.08 17:28:01 all 0.14 0.00 0.06 0.00 0.09 99.70 17:28:01 0 0.10 0.00 0.10 0.00 0.08 99.72 17:28:01 1 0.35 0.00 0.05 0.00 0.15 99.45 17:28:01 2 0.07 0.00 0.07 0.00 0.07 99.80 17:28:01 3 0.07 0.00 0.03 0.00 0.12 99.78 17:29:01 all 0.19 0.00 0.06 0.00 0.36 99.39 17:29:01 0 0.05 0.00 0.08 0.00 0.35 99.52 17:29:01 1 0.03 0.00 0.05 0.00 0.28 99.63 17:29:01 2 0.15 0.00 0.12 0.00 0.27 99.47 17:29:01 3 0.48 0.00 0.02 0.00 0.53 98.97 Average: all 1.59 0.00 0.61 0.20 1.72 95.88 Average: 0 1.16 0.00 0.64 0.19 2.09 95.92 Average: 1 2.03 0.00 0.56 0.21 1.65 95.55 Average: 2 1.56 0.00 0.65 0.27 1.64 95.87 Average: 3 1.60 0.00 0.58 0.14 1.51 96.17