---> uname -a: Linux b4d068ca019f 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 7.0G 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/edgexfoundry_device-sdk-c_master /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/edgexfoundry_device-sdk-c_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 705 80 0 1052 1057 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) 03/17/20 _x86_64_ (4 CPU) 17:27:09 LINUX RESTART 17:28:01 tps rtps wtps bread/s bwrtn/s 17:29:01 12.09 1.42 10.67 81.25 1860.42 17:30:01 2.37 0.00 2.37 0.00 83.06 17:31:01 0.28 0.00 0.28 0.00 3.78 17:32:01 0.35 0.00 0.35 0.00 3.66 17:33:01 0.22 0.00 0.22 0.00 3.45 17:34:01 258.11 134.05 124.05 5013.85 31956.71 Average: 45.59 22.59 23.00 849.58 5654.40 17:28:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:29:01 106232 1776072 94.36 2620 1250648 966220 32.97 419040 1197372 16 17:30:01 114972 1767332 93.89 2620 1250652 912964 31.15 411948 1197068 12 17:31:01 114132 1768172 93.94 2620 1250660 913108 31.15 412772 1197068 8 17:32:01 115156 1767148 93.88 2620 1250660 912904 31.15 411568 1197068 8 17:33:01 115064 1767240 93.89 2620 1250668 913000 31.15 412224 1197068 8 17:34:01 145876 1736428 92.25 2620 1098556 928036 31.66 494228 975560 87768 Average: 118572 1763732 93.70 2620 1225307 924372 31.54 426963 1160201 14637 17:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:29:01 eth0 18.23 13.65 11.75 23.63 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 1.27 0.37 0.77 0.03 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 1.00 0.50 0.55 0.39 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 17:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 17:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 eth0 268.69 202.43 3725.10 26.96 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 vethb2d5d03 55.01 89.21 3.61 239.97 0.00 0.00 0.00 17:34:01 docker0 60.32 93.39 3.58 255.96 0.00 0.00 0.00 Average: eth0 48.26 36.20 623.34 8.51 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb2d5d03 9.17 14.88 0.60 40.01 0.00 0.00 0.00 Average: docker0 9.18 14.86 0.48 40.01 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) 03/17/20 _x86_64_ (4 CPU) 17:27:09 LINUX RESTART 17:28:01 CPU %user %nice %system %iowait %steal %idle 17:29:01 all 0.86 0.00 0.37 0.03 0.00 98.74 17:29:01 0 0.82 0.00 0.47 0.07 0.00 98.65 17:29:01 1 0.98 0.00 0.27 0.02 0.00 98.73 17:29:01 2 0.86 0.00 0.34 0.03 0.00 98.78 17:29:01 3 0.77 0.00 0.40 0.03 0.00 98.80 17:30:01 all 0.12 0.00 0.06 0.00 0.00 99.82 17:30:01 0 0.12 0.00 0.07 0.00 0.00 99.82 17:30:01 1 0.05 0.00 0.07 0.00 0.00 99.88 17:30:01 2 0.08 0.00 0.03 0.00 0.00 99.88 17:30:01 3 0.22 0.00 0.07 0.00 0.00 99.72 17:31:01 all 0.20 0.00 0.05 0.00 0.00 99.75 17:31:01 0 0.03 0.00 0.05 0.00 0.00 99.92 17:31:01 1 0.03 0.00 0.05 0.00 0.00 99.92 17:31:01 2 0.13 0.00 0.07 0.00 0.00 99.80 17:31:01 3 0.57 0.00 0.05 0.00 0.00 99.38 17:32:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:32:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:32:01 1 0.07 0.00 0.07 0.00 0.00 99.87 17:32:01 2 0.08 0.00 0.07 0.00 0.00 99.85 17:32:01 3 0.52 0.00 0.05 0.00 0.00 99.43 17:33:01 all 0.17 0.00 0.05 0.00 0.00 99.78 17:33:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:33:01 1 0.07 0.00 0.03 0.00 0.00 99.90 17:33:01 2 0.50 0.00 0.03 0.00 0.00 99.47 17:33:01 3 0.08 0.00 0.07 0.00 0.00 99.85 17:34:01 all 10.60 0.00 6.73 2.09 0.02 80.56 17:34:01 0 10.46 0.00 7.00 1.75 0.02 80.77 17:34:01 1 9.32 0.00 6.39 2.64 0.02 81.63 17:34:01 2 13.12 0.00 7.15 1.45 0.03 78.25 17:34:01 3 9.49 0.00 6.39 2.50 0.03 81.58 Average: all 2.00 0.00 1.21 0.35 0.00 96.43 Average: 0 1.90 0.00 1.26 0.30 0.00 96.53 Average: 1 1.74 0.00 1.14 0.44 0.00 96.68 Average: 2 2.45 0.00 1.27 0.25 0.01 96.03 Average: 3 1.92 0.00 1.16 0.42 0.01 96.50