---> uname -a: Linux 6cd665ad2583 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 6.4G 43.6G 13% / 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-248 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-248@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 615 65 0 1157 1117 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) 04/16/20 _x86_64_ (4 CPU) 14:24:31 LINUX RESTART 14:25:01 tps rtps wtps bread/s bwrtn/s 14:26:01 52.56 12.65 39.91 2631.16 3469.67 14:27:01 2.81 0.00 2.81 0.00 94.70 14:28:01 0.68 0.00 0.68 0.00 8.36 14:29:01 0.52 0.00 0.52 0.00 6.23 14:30:01 0.63 0.00 0.63 0.00 8.06 14:31:01 0.78 0.00 0.78 0.00 10.03 14:32:01 58.77 49.53 9.24 3340.15 4143.96 Average: 16.68 8.88 7.80 853.25 1106.13 14:25:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:26:01 110188 1772116 94.15 2620 1230616 941600 32.13 445892 1161916 20 14:27:01 114412 1767892 93.92 2620 1230620 931664 31.79 442356 1161684 8 14:28:01 117632 1764672 93.75 2620 1230632 905748 30.90 439808 1161644 8 14:29:01 116400 1765904 93.82 2620 1230632 905992 30.91 441104 1161644 8 14:30:01 116948 1765356 93.79 2620 1230640 905920 30.91 440624 1161644 8 14:31:01 116624 1765680 93.80 2620 1230644 905944 30.91 440892 1161644 8 14:32:01 103488 1778816 94.50 2620 1211128 1072668 36.60 443324 1170456 117280 Average: 113670 1768634 93.96 2620 1227845 938505 32.02 442000 1162947 16763 14:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:26:01 eth0 456.52 271.65 961.73 102.75 0.00 0.00 0.00 14:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:26:01 docker0 6.89 5.39 0.84 16.55 0.00 0.00 0.00 14:27:01 eth0 1.92 0.82 0.84 0.71 0.00 0.00 0.00 14:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:28:01 eth0 1.08 0.07 0.08 0.01 0.00 0.00 0.00 14:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:01 eth0 0.92 0.27 0.32 0.20 0.00 0.00 0.00 14:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 eth0 0.98 0.32 0.34 0.23 0.00 0.00 0.00 14:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 eth0 1.10 0.33 0.40 0.23 0.00 0.00 0.00 14:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 eth0 96.69 79.02 2323.10 8.32 0.00 0.00 0.00 14:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 79.92 50.37 469.62 16.07 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.98 0.77 0.12 2.37 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) 04/16/20 _x86_64_ (4 CPU) 14:24:31 LINUX RESTART 14:25:01 CPU %user %nice %system %iowait %steal %idle 14:26:01 all 8.01 0.00 2.56 0.76 0.01 88.66 14:26:01 0 8.35 0.00 3.27 0.07 0.00 88.31 14:26:01 1 7.44 0.00 2.84 2.59 0.02 87.12 14:26:01 2 7.60 0.00 2.14 0.25 0.02 89.98 14:26:01 3 8.68 0.00 1.99 0.10 0.02 89.21 14:27:01 all 0.21 0.00 0.05 0.00 0.00 99.73 14:27:01 0 0.12 0.00 0.05 0.00 0.00 99.83 14:27:01 1 0.33 0.00 0.07 0.00 0.02 99.58 14:27:01 2 0.08 0.00 0.03 0.00 0.00 99.88 14:27:01 3 0.30 0.00 0.07 0.00 0.00 99.63 14:28:01 all 0.15 0.00 0.06 0.00 0.00 99.79 14:28:01 0 0.08 0.00 0.07 0.00 0.00 99.85 14:28:01 1 0.10 0.00 0.05 0.00 0.00 99.85 14:28:01 2 0.07 0.00 0.05 0.00 0.00 99.88 14:28:01 3 0.35 0.00 0.07 0.00 0.00 99.58 14:29:01 all 0.10 0.00 0.05 0.00 0.00 99.85 14:29:01 0 0.05 0.00 0.05 0.00 0.02 99.88 14:29:01 1 0.18 0.00 0.07 0.00 0.00 99.75 14:29:01 2 0.05 0.00 0.03 0.00 0.00 99.92 14:29:01 3 0.13 0.00 0.05 0.00 0.00 99.82 14:30:01 all 0.19 0.00 0.05 0.00 0.00 99.76 14:30:01 0 0.05 0.00 0.03 0.00 0.00 99.92 14:30:01 1 0.10 0.00 0.07 0.00 0.00 99.83 14:30:01 2 0.07 0.00 0.03 0.00 0.00 99.90 14:30:01 3 0.55 0.00 0.03 0.00 0.00 99.42 14:31:01 all 0.19 0.00 0.04 0.00 0.01 99.77 14:31:01 0 0.07 0.00 0.02 0.00 0.00 99.92 14:31:01 1 0.08 0.00 0.05 0.00 0.00 99.87 14:31:01 2 0.05 0.00 0.03 0.00 0.02 99.90 14:31:01 3 0.55 0.00 0.03 0.00 0.02 99.40 14:32:01 all 2.12 0.00 1.03 1.02 0.03 95.80 14:32:01 0 2.15 0.00 1.30 0.43 0.02 96.09 14:32:01 1 2.29 0.00 1.12 3.34 0.05 93.20 14:32:01 2 1.89 0.00 1.00 0.02 0.03 97.06 14:32:01 3 2.14 0.00 0.75 0.30 0.02 96.79 Average: all 1.56 0.00 0.55 0.25 0.01 97.63 Average: 0 1.55 0.00 0.68 0.07 0.00 97.69 Average: 1 1.50 0.00 0.61 0.84 0.01 97.04 Average: 2 1.40 0.00 0.47 0.04 0.01 98.08 Average: 3 1.81 0.00 0.43 0.06 0.01 97.70