---> uname -a: Linux 3e9511e4b465 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: 2933.396 BogoMIPS: 5866.79 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/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_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 728 80 0 1028 1043 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) 04/17/20 _x86_64_ (4 CPU) 04:15:04 LINUX RESTART 04:16:01 tps rtps wtps bread/s bwrtn/s 04:17:01 12.52 0.07 12.46 2.13 2110.24 04:18:01 2.55 0.00 2.55 0.00 79.15 04:19:01 0.63 0.00 0.63 0.00 7.03 04:20:01 0.27 0.00 0.27 0.00 3.33 04:21:01 0.23 0.00 0.23 0.00 3.15 04:22:02 243.71 115.37 128.34 4537.05 42317.42 Average: 43.48 19.31 24.16 759.51 7447.56 04:16:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:17:01 120088 1762216 93.62 2620 1242436 903048 30.81 417716 1181504 20 04:18:01 120532 1761772 93.60 2620 1242444 893796 30.50 417356 1181200 8 04:19:01 103408 1778896 94.51 2620 1242448 894320 30.51 434552 1181196 8 04:20:01 105108 1777196 94.42 2620 1242452 894056 30.50 433020 1181196 12 04:21:01 104992 1777312 94.42 2620 1242460 894152 30.51 433692 1181196 12 04:22:02 78412 1803892 95.83 2620 1194940 1125560 38.40 499472 1097248 52980 Average: 105423 1776881 94.40 2620 1234530 934155 31.87 439301 1167257 8840 04:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:17:01 eth0 3.66 1.78 2.91 0.12 0.00 0.00 0.00 04:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:18:01 eth0 0.53 0.08 0.05 0.01 0.00 0.00 0.00 04:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:19:01 eth0 1.17 0.82 0.56 0.41 0.00 0.00 0.00 04:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:01 eth0 0.07 0.05 0.01 0.00 0.00 0.00 0.00 04:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:21:01 eth0 0.22 0.15 0.14 0.07 0.00 0.00 0.00 04:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:22:02 eth0 268.51 225.94 6708.74 29.96 0.00 0.00 0.00 04:22:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:22:02 docker0 16.43 13.44 1.94 40.81 0.00 0.00 0.00 Average: eth0 45.87 38.28 1123.14 5.11 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.75 2.25 0.32 6.83 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) 04/17/20 _x86_64_ (4 CPU) 04:15:04 LINUX RESTART 04:16:01 CPU %user %nice %system %iowait %steal %idle 04:17:01 all 0.20 0.00 0.10 0.00 0.00 99.70 04:17:01 0 0.08 0.00 0.13 0.00 0.00 99.78 04:17:01 1 0.58 0.00 0.05 0.00 0.00 99.37 04:17:01 2 0.10 0.00 0.05 0.00 0.00 99.85 04:17:01 3 0.07 0.00 0.12 0.00 0.00 99.82 04:18:01 all 0.18 0.00 0.04 0.00 0.00 99.78 04:18:01 0 0.25 0.00 0.03 0.00 0.00 99.72 04:18:01 1 0.32 0.00 0.05 0.00 0.00 99.63 04:18:01 2 0.08 0.00 0.07 0.00 0.00 99.85 04:18:01 3 0.07 0.00 0.05 0.00 0.00 99.88 04:19:01 all 0.48 0.00 0.08 0.00 0.00 99.43 04:19:01 0 0.48 0.00 0.07 0.00 0.02 99.43 04:19:01 1 0.07 0.00 0.02 0.00 0.00 99.92 04:19:01 2 0.10 0.00 0.07 0.00 0.00 99.83 04:19:01 3 1.25 0.00 0.15 0.00 0.00 98.60 04:20:01 all 0.17 0.00 0.05 0.00 0.00 99.78 04:20:01 0 0.32 0.00 0.05 0.00 0.00 99.63 04:20:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:20:01 2 0.25 0.00 0.07 0.00 0.00 99.68 04:20:01 3 0.07 0.00 0.05 0.00 0.00 99.88 04:21:01 all 0.17 0.00 0.05 0.00 0.00 99.78 04:21:01 0 0.05 0.00 0.03 0.00 0.00 99.92 04:21:01 1 0.05 0.00 0.07 0.00 0.00 99.88 04:21:01 2 0.55 0.00 0.05 0.00 0.00 99.40 04:21:01 3 0.05 0.00 0.03 0.00 0.00 99.92 04:22:02 all 11.31 0.00 5.82 2.68 0.02 80.17 04:22:02 0 10.32 0.00 6.23 2.23 0.03 81.18 04:22:02 1 11.22 0.00 5.40 1.64 0.03 81.70 04:22:02 2 12.73 0.00 5.93 3.80 0.02 77.52 04:22:02 3 10.96 0.00 5.71 2.99 0.03 80.30 Average: all 2.08 0.00 1.02 0.44 0.00 96.46 Average: 0 1.91 0.00 1.08 0.37 0.01 96.63 Average: 1 2.04 0.00 0.93 0.27 0.01 96.75 Average: 2 2.30 0.00 1.03 0.63 0.00 96.04 Average: 3 2.06 0.00 1.01 0.50 0.01 96.42