---> uname -a: Linux 392f9ae28b35 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: 2933.442 BogoMIPS: 5866.88 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-235 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-235@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 590 65 0 1181 1142 Swap: 1023 0 1023 ---> 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) 02/27/20 _x86_64_ (4 CPU) 16:20:11 LINUX RESTART 16:21:01 tps rtps wtps bread/s bwrtn/s 16:22:01 12.21 0.17 12.04 5.33 2708.83 16:23:01 2.17 0.00 2.17 0.00 78.23 16:24:01 0.53 0.00 0.53 0.00 5.81 16:25:01 0.72 0.00 0.72 0.00 8.50 Average: 3.91 0.04 3.86 1.33 700.37 16:21:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:22:01 122012 1760292 93.52 2620 1237512 902352 30.79 393960 1208848 20 16:23:01 122936 1759368 93.47 2620 1237576 889680 30.36 394708 1207304 28 16:24:01 121992 1760312 93.52 2620 1237528 889884 30.36 404484 1198596 8 16:25:01 123652 1758652 93.43 2620 1237528 889680 30.36 403288 1198596 8 Average: 122648 1759656 93.48 2620 1237536 892899 30.47 399110 1203336 16 16:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:22:01 eth0 2.07 1.10 1.22 0.28 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 eth0 0.85 0.08 0.08 0.01 0.00 0.00 0.00 16:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 eth0 1.12 0.48 0.55 0.39 0.00 0.00 0.00 16:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 16:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.02 0.42 0.47 0.17 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 02/27/20 _x86_64_ (4 CPU) 16:20:11 LINUX RESTART 16:21:01 CPU %user %nice %system %iowait %steal %idle 16:22:01 all 0.21 0.00 0.08 0.00 0.00 99.71 16:22:01 0 0.05 0.00 0.12 0.00 0.00 99.83 16:22:01 1 0.40 0.00 0.07 0.00 0.00 99.53 16:22:01 2 0.33 0.00 0.05 0.00 0.00 99.62 16:22:01 3 0.05 0.00 0.12 0.00 0.00 99.83 16:23:01 all 0.18 0.00 0.04 0.00 0.00 99.78 16:23:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:23:01 1 0.03 0.00 0.05 0.00 0.02 99.90 16:23:01 2 0.55 0.00 0.03 0.00 0.00 99.42 16:23:01 3 0.07 0.00 0.05 0.00 0.00 99.88 16:24:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:24:01 0 0.07 0.00 0.03 0.00 0.00 99.90 16:24:01 1 0.07 0.00 0.03 0.00 0.00 99.90 16:24:01 2 0.57 0.00 0.07 0.00 0.00 99.37 16:24:01 3 0.05 0.00 0.05 0.00 0.00 99.90 16:25:01 all 0.17 0.00 0.04 0.00 0.00 99.79 16:25:01 0 0.00 0.00 0.02 0.00 0.00 99.98 16:25:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:25:01 2 0.20 0.00 0.05 0.00 0.00 99.75 16:25:01 3 0.42 0.00 0.02 0.00 0.00 99.57 Average: all 0.18 0.00 0.05 0.00 0.00 99.76 Average: 0 0.04 0.00 0.05 0.00 0.00 99.91 Average: 1 0.14 0.00 0.05 0.00 0.00 99.81 Average: 2 0.41 0.00 0.05 0.00 0.00 99.54 Average: 3 0.15 0.00 0.06 0.00 0.00 99.80