---> uname -a: Linux 6ef41d25309e 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 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 Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected 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 7.5G 42.4G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.5G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.4G 15% /var/log/sa-host /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/edgexfoundry_device-sdk-c_master /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/edgexfoundry_device-sdk-c_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 734 128 0 974 1021 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/08/20 _x86_64_ (4 CPU) 11:20:29 LINUX RESTART (4 CPU) 11:21:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:22:01 151.22 69.19 82.03 0.00 8865.65 39979.54 0.00 11:23:01 10.15 4.64 5.51 0.00 889.18 215.59 0.00 11:24:01 0.35 0.00 0.35 0.00 0.00 5.56 0.00 11:25:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 11:26:01 0.15 0.00 0.15 0.00 0.00 2.35 0.00 11:27:01 0.33 0.00 0.33 0.00 0.00 4.33 0.00 11:28:02 132.80 65.30 67.50 0.00 2609.80 20691.91 0.00 11:29:01 144.39 74.00 70.40 0.00 4257.35 11948.80 0.00 Average: 54.83 26.57 28.25 0.00 2074.62 9107.11 0.00 11:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:22:01 70932 0 617876 32.84 2620 1190128 1764144 60.21 472468 1174692 16 11:23:01 177476 0 560732 29.80 2620 1140728 1135500 38.75 425180 1119248 20 11:24:01 189456 0 548744 29.16 2620 1140736 1059604 36.16 419504 1115068 8 11:25:01 186376 0 551824 29.33 2620 1140736 1059820 36.17 422668 1114840 8 11:26:01 185372 0 552820 29.38 2620 1140744 1059868 36.17 426636 1111868 8 11:27:01 184504 0 553680 29.43 2620 1140752 1059712 36.17 442644 1096792 8 11:28:02 68372 0 711224 37.80 2620 1099340 1538304 52.50 528236 1060752 56388 11:29:01 226516 0 679484 36.11 2620 972936 1135000 38.74 467204 920292 20 Average: 161126 0 597048 31.73 2620 1120762 1226494 41.86 450568 1089194 7060 11:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:22:01 veth6e884c0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:22:01 vethcd99d11 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:22:01 eth0 194.51 145.60 1021.80 64.66 0.00 0.00 0.00 0.00 11:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 eth0 29.53 27.27 43.69 37.89 0.00 0.00 0.00 0.00 11:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 docker0 5.69 4.34 0.71 20.17 0.00 0.00 0.00 0.00 11:24:01 eth0 0.75 0.08 0.06 0.01 0.00 0.00 0.00 0.00 11:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 eth0 0.98 0.47 0.32 0.21 0.00 0.00 0.00 0.00 11:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 eth0 0.40 0.33 0.26 0.20 0.00 0.00 0.00 0.00 11:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 eth0 0.37 0.27 0.23 0.08 0.00 0.00 0.00 0.00 11:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:02 eth0 381.63 336.94 3222.48 50.30 0.00 0.00 0.00 0.00 11:28:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 eth0 97.18 81.16 263.13 61.20 0.00 0.00 0.00 0.00 11:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 docker0 33.27 40.44 2.06 202.48 0.00 0.00 0.00 0.00 Average: eth0 88.25 74.08 570.34 26.77 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.82 5.53 0.34 27.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/08/20 _x86_64_ (4 CPU) 11:20:29 LINUX RESTART (4 CPU) 11:21:01 CPU %user %nice %system %iowait %steal %idle 11:22:01 all 13.49 0.00 7.98 5.81 26.90 45.82 11:22:01 0 12.12 0.00 6.57 5.61 28.17 47.54 11:22:01 1 12.17 0.00 7.62 6.02 27.05 47.13 11:22:01 2 13.92 0.00 7.97 5.80 25.94 46.37 11:22:01 3 15.89 0.00 9.88 5.80 26.35 42.08 11:23:01 all 1.40 0.00 1.02 0.11 4.98 92.50 11:23:01 0 1.34 0.00 1.09 0.05 5.30 92.22 11:23:01 1 1.21 0.00 1.14 0.02 4.50 93.13 11:23:01 2 1.33 0.00 0.88 0.23 4.83 92.73 11:23:01 3 1.71 0.00 0.95 0.15 5.29 91.91 11:24:01 all 0.08 0.00 0.05 0.00 0.43 99.44 11:24:01 0 0.03 0.00 0.07 0.00 0.47 99.43 11:24:01 1 0.25 0.00 0.05 0.00 0.58 99.12 11:24:01 2 0.02 0.00 0.02 0.00 0.27 99.70 11:24:01 3 0.02 0.00 0.05 0.00 0.42 99.52 11:25:01 all 0.11 0.00 0.03 0.00 0.34 99.51 11:25:01 0 0.02 0.00 0.02 0.00 0.17 99.80 11:25:01 1 0.35 0.00 0.03 0.00 0.35 99.27 11:25:01 2 0.03 0.00 0.02 0.00 0.20 99.75 11:25:01 3 0.05 0.00 0.07 0.00 0.66 99.22 11:26:01 all 0.11 0.00 0.05 0.00 0.36 99.48 11:26:01 0 0.02 0.00 0.02 0.00 0.18 99.78 11:26:01 1 0.32 0.00 0.03 0.00 0.65 99.00 11:26:01 2 0.05 0.00 0.02 0.00 0.28 99.65 11:26:01 3 0.05 0.00 0.12 0.00 0.33 99.50 11:27:01 all 0.07 0.00 0.06 0.00 0.33 99.53 11:27:01 0 0.00 0.00 0.03 0.00 0.20 99.77 11:27:01 1 0.22 0.00 0.02 0.00 0.40 99.37 11:27:01 2 0.03 0.00 0.03 0.00 0.35 99.58 11:27:01 3 0.05 0.00 0.17 0.00 0.38 99.40 11:28:02 all 4.11 0.00 3.72 0.29 21.27 70.61 11:28:02 0 3.99 0.00 2.82 0.34 23.89 68.96 11:28:02 1 3.83 0.00 3.42 0.40 21.60 70.75 11:28:02 2 3.97 0.00 4.52 0.25 19.36 71.91 11:28:02 3 4.66 0.00 4.15 0.19 20.14 70.86 11:29:01 all 4.76 0.00 4.43 2.22 16.46 72.13 11:29:01 0 3.61 0.00 4.85 0.82 17.28 73.43 11:29:01 1 7.78 0.00 4.29 1.76 17.07 69.09 11:29:01 2 3.55 0.00 4.04 3.22 15.60 73.59 11:29:01 3 4.11 0.00 4.53 3.07 15.90 72.39 Average: all 3.07 0.00 2.21 1.07 9.10 84.55 Average: 0 2.75 0.00 2.00 0.89 9.82 84.54 Average: 1 3.33 0.00 2.12 1.04 9.26 84.25 Average: 2 2.89 0.00 2.22 1.20 8.50 85.19 Average: 3 3.33 0.00 2.51 1.15 8.80 84.22