---> uname -a: Linux 7dff60ed73f6 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 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/exfoundry_go-mod-registry_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/exfoundry_go-mod-registry_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 737 81 0 1019 1038 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) 02/07/20 _x86_64_ (4 CPU) 22:31:17 LINUX RESTART 22:32:01 tps rtps wtps bread/s bwrtn/s 22:33:01 11.12 1.40 9.72 78.57 1765.27 22:34:01 2.53 0.02 2.51 0.53 86.89 22:35:02 0.27 0.00 0.27 0.00 3.75 22:36:01 0.61 0.00 0.61 0.00 7.72 22:37:01 179.19 102.58 76.61 4278.79 28063.70 22:38:01 227.78 91.55 136.23 4994.11 34802.33 Average: 70.47 32.69 37.77 1563.51 10821.83 22:32:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:33:01 116476 1765828 93.81 2620 1234624 966396 32.97 431532 1175620 12 22:34:01 125664 1756640 93.32 2620 1234632 911896 31.11 424492 1175320 16 22:35:02 124652 1757652 93.38 2620 1234636 912004 31.12 425116 1175320 8 22:36:01 125512 1756792 93.33 2620 1234640 911836 31.11 424348 1175320 8 22:37:01 144968 1737336 92.30 2620 1170112 1007756 34.38 435144 1113548 52 22:38:01 187328 1694976 90.05 2620 975892 966284 32.97 543336 858896 116 Average: 137433 1744871 92.70 2620 1180756 946029 32.28 447328 1112337 35 22:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:33:01 eth0 15.38 11.39 14.08 10.24 0.00 0.00 0.00 22:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 docker0 1.45 1.23 0.26 1.47 0.00 0.00 0.00 22:34:01 eth0 2.27 1.00 1.27 0.07 0.00 0.00 0.00 22:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:02 eth0 0.33 0.30 0.26 0.20 0.00 0.00 0.00 22:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 veth630944b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 eth0 588.44 439.89 4531.17 109.57 0.00 0.00 0.00 22:37:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 22:37:01 vethb01a011 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 eth0 246.20 202.20 3753.78 85.12 0.00 0.00 0.00 22:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 docker0 45.71 44.85 3.69 256.58 0.00 0.00 0.00 Average: eth0 69.97 57.99 1216.24 19.26 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.64 7.48 0.62 42.90 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) 02/07/20 _x86_64_ (4 CPU) 22:31:17 LINUX RESTART 22:32:01 CPU %user %nice %system %iowait %steal %idle 22:33:01 all 1.06 0.00 0.37 0.02 0.00 98.55 22:33:01 0 0.78 0.00 0.47 0.05 0.00 98.70 22:33:01 1 1.02 0.00 0.32 0.02 0.00 98.65 22:33:01 2 0.87 0.00 0.37 0.02 0.00 98.74 22:33:01 3 1.57 0.00 0.30 0.00 0.00 98.13 22:34:01 all 0.20 0.00 0.08 0.00 0.00 99.71 22:34:01 0 0.10 0.00 0.07 0.00 0.02 99.82 22:34:01 1 0.55 0.00 0.08 0.00 0.00 99.37 22:34:01 2 0.08 0.00 0.07 0.00 0.02 99.83 22:34:01 3 0.08 0.00 0.10 0.00 0.00 99.82 22:35:02 all 0.21 0.00 0.05 0.00 0.00 99.74 22:35:02 0 0.03 0.00 0.03 0.00 0.00 99.93 22:35:02 1 0.57 0.00 0.07 0.00 0.00 99.37 22:35:02 2 0.08 0.00 0.05 0.00 0.00 99.87 22:35:02 3 0.15 0.00 0.07 0.00 0.02 99.77 22:36:01 all 0.18 0.00 0.04 0.00 0.00 99.78 22:36:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:36:01 1 0.54 0.00 0.03 0.00 0.00 99.42 22:36:01 2 0.07 0.00 0.07 0.00 0.00 99.86 22:36:01 3 0.05 0.00 0.05 0.00 0.00 99.90 22:37:01 all 7.03 0.00 3.85 1.88 0.02 87.22 22:37:01 0 7.27 0.00 4.35 1.24 0.02 87.11 22:37:01 1 6.23 0.00 3.64 2.54 0.02 87.58 22:37:01 2 7.78 0.00 3.67 2.08 0.00 86.47 22:37:01 3 6.87 0.00 3.71 1.66 0.00 87.76 22:38:01 all 13.02 0.00 8.09 1.82 0.03 77.04 22:38:01 0 11.64 0.00 8.52 0.56 0.02 79.27 22:38:01 1 12.77 0.00 7.79 2.25 0.02 77.17 22:38:01 2 14.61 0.00 8.68 1.88 0.05 74.78 22:38:01 3 13.04 0.00 7.39 2.56 0.05 76.96 Average: all 3.60 0.00 2.07 0.62 0.01 93.71 Average: 0 3.29 0.00 2.23 0.31 0.01 94.16 Average: 1 3.59 0.00 1.98 0.80 0.01 93.63 Average: 2 3.90 0.00 2.14 0.66 0.01 93.29 Average: 3 3.61 0.00 1.92 0.70 0.01 93.76