---> uname -a: Linux 5000a2e4b2c8 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 7.6G 42.4G 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/dgexfoundry_device-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 725 90 0 1022 1046 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) 05/11/20 _x86_64_ (4 CPU) 03:08:53 LINUX RESTART 03:10:01 tps rtps wtps bread/s bwrtn/s 03:11:01 11.54 0.00 11.54 0.00 1934.77 03:12:01 0.25 0.00 0.25 0.00 2.83 03:13:01 0.27 0.00 0.27 0.00 3.61 03:14:01 0.35 0.00 0.35 0.00 3.88 03:15:01 0.33 0.00 0.33 0.00 4.08 03:16:01 0.28 0.00 0.28 0.00 3.35 03:17:01 209.32 117.14 92.18 4353.79 31280.93 03:18:01 202.86 76.72 126.14 4521.62 31668.50 Average: 53.18 24.25 28.93 1110.03 8116.91 03:10:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:11:01 112128 1770176 94.04 2620 1248376 900084 30.71 426528 1180040 16 03:12:01 110848 1771456 94.11 2620 1248384 900288 30.72 427984 1179744 8 03:13:01 111856 1770448 94.06 2620 1248392 900192 30.71 427396 1179740 8 03:14:01 112536 1769768 94.02 2620 1248392 900084 30.71 426908 1179740 8 03:15:01 111968 1770336 94.05 2620 1248400 900168 30.71 427376 1179740 8 03:16:01 112244 1770060 94.04 2620 1248404 900212 30.71 426828 1179736 8 03:17:01 183440 1698864 90.25 2620 1142316 921436 31.44 468356 1040040 60 03:18:01 127060 1755244 93.25 2620 1047588 954216 32.56 568448 897780 144 Average: 122760 1759544 93.48 2620 1210032 909585 31.03 449978 1127070 33 03:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:11:01 eth0 0.87 0.08 0.07 0.01 0.00 0.00 0.00 03:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 eth0 0.93 0.30 0.30 0.17 0.00 0.00 0.00 03:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 eth0 0.53 0.37 0.27 0.23 0.00 0.00 0.00 03:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 03:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 eth0 0.27 0.18 0.14 0.07 0.00 0.00 0.00 03:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 03:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 eth0 183.07 148.30 3840.20 19.75 0.00 0.00 0.00 03:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 docker0 18.77 20.79 2.00 44.42 0.00 0.00 0.00 03:18:01 eth0 231.22 191.08 3365.59 82.26 0.00 0.00 0.00 03:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 docker0 33.57 34.37 2.13 125.34 0.00 0.00 0.00 Average: eth0 52.16 42.58 901.31 12.82 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.55 6.90 0.52 21.23 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) 05/11/20 _x86_64_ (4 CPU) 03:08:53 LINUX RESTART 03:10:01 CPU %user %nice %system %iowait %steal %idle 03:11:01 all 0.19 0.00 0.10 0.00 0.00 99.71 03:11:01 0 0.07 0.00 0.05 0.00 0.00 99.88 03:11:01 1 0.08 0.00 0.08 0.00 0.00 99.83 03:11:01 2 0.55 0.00 0.07 0.00 0.00 99.38 03:11:01 3 0.08 0.00 0.17 0.00 0.00 99.75 03:12:01 all 0.16 0.00 0.05 0.00 0.00 99.80 03:12:01 0 0.07 0.00 0.05 0.00 0.00 99.88 03:12:01 1 0.07 0.00 0.05 0.00 0.00 99.88 03:12:01 2 0.27 0.00 0.05 0.00 0.00 99.68 03:12:01 3 0.23 0.00 0.03 0.00 0.00 99.73 03:13:01 all 0.15 0.00 0.04 0.00 0.00 99.81 03:13:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:13:01 1 0.08 0.00 0.05 0.00 0.00 99.87 03:13:01 2 0.02 0.00 0.03 0.00 0.00 99.95 03:13:01 3 0.47 0.00 0.03 0.00 0.00 99.50 03:14:01 all 0.18 0.00 0.05 0.00 0.00 99.77 03:14:01 0 0.07 0.00 0.07 0.00 0.00 99.87 03:14:01 1 0.22 0.00 0.05 0.00 0.00 99.73 03:14:01 2 0.05 0.00 0.05 0.00 0.00 99.90 03:14:01 3 0.38 0.00 0.05 0.00 0.00 99.57 03:15:01 all 0.18 0.00 0.04 0.00 0.00 99.78 03:15:01 0 0.53 0.00 0.03 0.00 0.00 99.43 03:15:01 1 0.07 0.00 0.05 0.00 0.00 99.88 03:15:01 2 0.05 0.00 0.03 0.00 0.00 99.92 03:15:01 3 0.07 0.00 0.03 0.00 0.00 99.90 03:16:01 all 0.17 0.00 0.04 0.00 0.00 99.79 03:16:01 0 0.53 0.00 0.03 0.00 0.00 99.43 03:16:01 1 0.03 0.00 0.02 0.00 0.00 99.95 03:16:01 2 0.08 0.00 0.05 0.00 0.00 99.87 03:16:01 3 0.05 0.00 0.07 0.00 0.00 99.88 03:17:01 all 8.15 0.00 4.88 3.08 0.07 83.81 03:17:01 0 8.16 0.00 4.76 4.48 0.08 82.51 03:17:01 1 9.12 0.00 4.90 2.10 0.10 83.77 03:17:01 2 7.23 0.00 4.45 2.90 0.05 85.36 03:17:01 3 8.10 0.00 5.38 2.83 0.03 83.65 03:18:01 all 12.02 0.00 7.93 3.29 0.03 76.73 03:18:01 0 13.15 0.00 8.87 1.25 0.02 76.72 03:18:01 1 11.28 0.00 7.53 5.67 0.03 75.49 03:18:01 2 12.55 0.00 8.00 4.04 0.05 75.36 03:18:01 3 11.08 0.00 7.35 2.22 0.03 79.31 Average: all 2.63 0.00 1.62 0.79 0.01 94.95 Average: 0 2.80 0.00 1.72 0.71 0.01 94.75 Average: 1 2.59 0.00 1.58 0.96 0.02 94.85 Average: 2 2.58 0.00 1.58 0.86 0.01 94.98 Average: 3 2.53 0.00 1.62 0.63 0.01 95.21