---> uname -a: Linux 6a56848810d0 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 7.3G 42.7G 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_master /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 666 133 0 1037 1065 Swap: 1023 2 1021 ---> 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/23/20 _x86_64_ (4 CPU) 00:21:45 LINUX RESTART (4 CPU) 00:23:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:24:02 103.22 29.14 74.09 0.00 6075.22 20231.35 0.00 00:25:01 62.89 6.56 56.33 0.00 488.63 14612.75 0.00 Average: 83.24 17.95 65.29 0.00 3307.21 17447.48 0.00 00:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:24:02 64620 0 662676 35.22 2620 1151640 1316756 44.94 584900 1023804 83752 00:25:01 202484 0 602712 32.03 2620 1073740 1184128 40.41 695312 801432 48148 Average: 133552 0 632694 33.63 2620 1112690 1250442 42.68 640106 912618 65950 00:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:24:02 eth0 409.09 301.38 2377.82 80.79 0.00 0.00 0.00 0.00 00:24:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:24:02 veth61f8696 22.59 36.25 1.94 293.37 0.00 0.00 0.00 0.00 00:24:02 docker0 22.59 36.11 1.63 293.36 0.00 0.00 0.00 0.00 00:25:01 eth0 1209.02 681.82 3856.29 1157.78 0.00 0.00 0.00 0.00 00:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:25:01 docker0 0.10 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: eth0 805.43 489.88 3110.36 614.41 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 11.45 18.25 0.83 148.01 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) 09/23/20 _x86_64_ (4 CPU) 00:21:45 LINUX RESTART (4 CPU) 00:23:01 CPU %user %nice %system %iowait %steal %idle 00:24:02 all 10.43 0.00 3.90 1.98 11.36 72.33 00:24:02 0 10.55 0.00 4.07 2.10 11.50 71.77 00:24:02 1 9.23 0.00 4.16 4.84 12.04 69.72 00:24:02 2 11.83 0.00 3.99 0.35 11.07 72.75 00:24:02 3 10.16 0.00 3.37 0.57 10.83 75.07 00:25:01 all 14.23 0.00 2.83 0.24 12.86 69.84 00:25:01 0 17.46 0.00 2.72 0.19 15.52 64.11 00:25:01 1 13.17 0.00 2.97 0.47 12.84 70.55 00:25:01 2 7.61 0.00 1.94 0.17 12.09 78.20 00:25:01 3 19.00 0.00 3.73 0.16 11.01 66.10 Average: all 12.30 0.00 3.37 1.13 12.10 71.10 Average: 0 13.94 0.00 3.41 1.16 13.47 68.01 Average: 1 11.14 0.00 3.58 2.73 12.43 70.12 Average: 2 9.70 0.00 2.96 0.26 11.59 75.49 Average: 3 14.45 0.00 3.54 0.37 10.92 70.72