---> uname -a: Linux ffb8a89e364b 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 6.9G 43.0G 14% / 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 6.9G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/edgexfoundry_edgex-docs_master /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/edgexfoundry_edgex-docs_master@tmp /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 642 79 0 1116 1093 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) 04/09/20 _x86_64_ (4 CPU) 22:57:35 LINUX RESTART 22:58:01 tps rtps wtps bread/s bwrtn/s 22:59:01 109.05 32.01 77.04 3375.20 50277.14 23:00:02 119.80 28.56 91.24 3453.80 18009.09 23:01:01 28.78 4.99 23.79 317.37 10580.54 Average: 86.25 21.96 64.29 2395.47 26384.97 22:58:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:59:01 109300 1773004 94.19 2620 1316784 882196 30.10 390120 1230436 74520 23:00:02 126472 1755832 93.28 2620 1215168 975964 33.30 516760 1051308 80264 23:01:01 146248 1736056 92.23 2620 1165388 1003600 34.24 709160 849704 89284 Average: 127340 1754964 93.23 2620 1232447 953920 32.55 538680 1043816 81356 22:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:59:01 eth0 369.21 317.80 2889.80 60.53 0.00 0.00 0.00 22:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:02 veth046c05d 23.00 26.50 1.90 195.26 0.00 0.00 0.00 23:00:02 eth0 609.19 489.04 4413.13 101.26 0.00 0.00 0.00 23:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 23:00:02 docker0 23.00 26.37 1.59 195.25 0.00 0.00 0.00 23:01:01 eth0 1042.60 789.95 2611.91 2841.77 0.00 0.00 0.00 23:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 538.43 420.94 2327.08 968.73 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.72 8.85 0.53 65.54 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) 04/09/20 _x86_64_ (4 CPU) 22:57:35 LINUX RESTART 22:58:01 CPU %user %nice %system %iowait %steal %idle 22:59:01 all 11.53 0.00 6.48 6.08 24.08 51.84 22:59:01 0 12.03 0.00 6.81 5.64 27.93 47.59 22:59:01 1 9.38 0.00 5.33 7.72 23.74 53.83 22:59:01 2 10.64 0.00 7.32 4.56 22.59 54.89 22:59:01 3 14.07 0.00 6.46 6.37 22.08 51.02 23:00:02 all 10.69 0.00 3.71 3.21 15.83 66.55 23:00:02 0 11.06 0.00 4.29 1.78 17.15 65.72 23:00:02 1 15.54 0.00 4.49 3.79 14.66 61.52 23:00:02 2 10.77 0.00 3.23 2.80 14.69 68.51 23:00:02 3 5.69 0.00 2.90 4.44 16.78 70.18 23:01:01 all 8.29 0.00 1.60 0.24 28.73 61.13 23:01:01 0 5.82 0.00 1.43 0.55 35.71 56.49 23:01:01 1 6.60 0.00 1.13 0.15 26.67 65.46 23:01:01 2 11.34 0.00 1.88 0.20 26.59 59.99 23:01:01 3 9.61 0.00 1.99 0.06 25.71 62.63 Average: all 10.12 0.00 3.86 3.09 23.01 59.92 Average: 0 9.49 0.00 4.07 2.57 27.21 56.66 Average: 1 10.35 0.00 3.57 3.77 21.90 60.42 Average: 2 10.93 0.00 4.08 2.47 21.34 61.18 Average: 3 9.73 0.00 3.73 3.55 21.56 61.43