---> uname -a: Linux c99bcdd09be0 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: 2933.436 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 43.1G 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 43.1G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/sa /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/edgexfoundry_device-sdk-c_master /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/edgexfoundry_device-sdk-c_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 723 75 0 1039 1035 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 14: eth0@if15: 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) 14:11:43 LINUX RESTART 14:12:01 tps rtps wtps bread/s bwrtn/s 14:13:01 106.87 40.79 66.08 5022.53 30212.33 14:14:01 11.39 0.00 11.39 0.00 1784.40 14:15:01 0.63 0.00 0.63 0.00 9.09 14:16:01 0.32 0.00 0.32 0.00 3.51 14:17:01 0.22 0.00 0.22 0.00 2.43 14:18:01 0.37 0.00 0.37 0.00 5.46 14:19:01 251.10 129.34 121.75 5421.04 31673.15 Average: 53.13 24.37 28.76 1496.28 9124.97 14:12:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:13:01 108852 1773452 94.22 2620 1235528 950832 32.44 431472 1178288 49888 14:14:01 115408 1766896 93.87 2620 1235656 911148 31.09 425436 1178200 20 14:15:01 114580 1767724 93.91 2620 1235664 911392 31.10 426456 1178184 16 14:16:01 115572 1766732 93.86 2620 1235664 911212 31.09 425528 1178184 12 14:17:01 115784 1766520 93.85 2620 1235672 911212 31.09 425552 1178184 8 14:18:01 115476 1766828 93.87 2620 1235676 911264 31.09 425984 1178184 8 14:19:01 161860 1720444 91.40 2620 1038096 949128 32.38 475716 984364 76 Average: 121076 1761228 93.57 2620 1207422 922313 31.47 433735 1150513 7147 14:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:13:01 eth0 423.74 237.38 1037.92 102.19 0.00 0.00 0.00 14:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:13:01 docker0 7.55 6.17 0.91 17.25 0.00 0.00 0.00 14:14:01 eth0 1.23 0.08 0.10 0.01 0.00 0.00 0.00 14:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:15:01 eth0 0.91 0.63 0.54 0.37 0.00 0.00 0.00 14:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:16:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 14:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:17:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 14:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:18:01 eth0 0.25 0.18 0.14 0.07 0.00 0.00 0.00 14:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:19:01 eth0 219.49 173.35 3376.43 72.28 0.00 0.00 0.00 14:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:19:01 docker0 17.54 18.87 1.21 124.18 0.00 0.00 0.00 Average: eth0 92.54 59.00 632.49 25.07 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 3.60 3.59 0.30 20.26 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) 14:11:43 LINUX RESTART 14:12:01 CPU %user %nice %system %iowait %steal %idle 14:13:01 all 14.20 0.00 6.87 7.24 0.91 70.78 14:13:01 0 12.29 0.00 8.09 5.53 0.99 73.10 14:13:01 1 14.39 0.00 6.40 9.22 0.88 69.11 14:13:01 2 15.32 0.00 5.85 8.37 0.83 69.62 14:13:01 3 14.80 0.00 7.18 5.80 0.92 71.30 14:14:01 all 0.19 0.00 0.10 0.00 0.02 99.68 14:14:01 0 0.05 0.00 0.05 0.00 0.00 99.90 14:14:01 1 0.08 0.00 0.12 0.00 0.03 99.77 14:14:01 2 0.10 0.00 0.07 0.00 0.03 99.80 14:14:01 3 0.55 0.00 0.17 0.00 0.03 99.25 14:15:01 all 0.17 0.00 0.05 0.00 0.01 99.77 14:15:01 0 0.03 0.00 0.02 0.00 0.00 99.95 14:15:01 1 0.07 0.00 0.03 0.00 0.00 99.90 14:15:01 2 0.07 0.00 0.05 0.00 0.00 99.88 14:15:01 3 0.53 0.00 0.08 0.00 0.02 99.37 14:16:01 all 0.15 0.00 0.04 0.00 0.02 99.78 14:16:01 0 0.00 0.00 0.02 0.00 0.03 99.95 14:16:01 1 0.05 0.00 0.05 0.00 0.02 99.88 14:16:01 2 0.05 0.00 0.03 0.00 0.00 99.92 14:16:01 3 0.48 0.00 0.08 0.00 0.03 99.40 14:17:01 all 0.12 0.00 0.04 0.00 0.01 99.83 14:17:01 0 0.05 0.00 0.03 0.00 0.02 99.90 14:17:01 1 0.03 0.00 0.02 0.00 0.00 99.95 14:17:01 2 0.07 0.00 0.03 0.00 0.02 99.88 14:17:01 3 0.35 0.00 0.05 0.00 0.00 99.60 14:18:01 all 0.16 0.00 0.04 0.00 0.02 99.78 14:18:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:18:01 1 0.05 0.00 0.07 0.00 0.03 99.85 14:18:01 2 0.07 0.00 0.05 0.00 0.02 99.87 14:18:01 3 0.52 0.00 0.07 0.00 0.03 99.38 14:19:01 all 12.34 0.00 8.04 2.41 0.51 76.70 14:19:01 0 12.35 0.00 7.92 2.29 0.51 76.92 14:19:01 1 11.76 0.00 8.00 2.77 0.58 76.89 14:19:01 2 13.35 0.00 7.69 3.61 0.43 74.92 14:19:01 3 11.92 0.00 8.49 0.99 0.51 78.08 Average: all 3.85 0.00 2.14 1.36 0.21 92.44 Average: 0 3.49 0.00 2.27 1.10 0.22 92.92 Average: 1 3.73 0.00 2.07 1.69 0.22 92.28 Average: 2 4.09 0.00 1.94 1.69 0.19 92.10 Average: 3 4.11 0.00 2.27 0.96 0.22 92.44