---> uname -a: Linux 52ad38d8df2d 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: 2933.436 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% /w/workspace/edgexfoundry_edgex-docs_master /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/edgexfoundry_edgex-docs_master@tmp /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 604 77 0 1155 1131 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/23/20 _x86_64_ (4 CPU) 21:21:52 LINUX RESTART 21:23:01 tps rtps wtps bread/s bwrtn/s 21:24:01 85.49 12.76 72.73 924.43 12444.55 Average: 85.49 12.76 72.73 924.43 12444.55 21:23:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:24:01 312228 1570076 83.41 2620 982056 955740 32.61 705028 687236 55952 Average: 312228 1570076 83.41 2620 982056 955740 32.61 705028 687236 55952 21:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:24:01 eth0 1344.92 917.22 2323.16 2822.57 0.00 0.00 0.00 21:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:24:01 docker0 11.85 15.70 0.94 143.75 0.00 0.00 0.00 Average: eth0 1344.92 917.22 2323.16 2822.57 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.85 15.70 0.94 143.75 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) 04/23/20 _x86_64_ (4 CPU) 21:21:52 LINUX RESTART 21:23:01 CPU %user %nice %system %iowait %steal %idle 21:24:01 all 19.06 0.00 5.92 2.19 0.27 72.56 21:24:01 0 16.63 0.00 5.94 0.56 0.31 76.56 21:24:01 1 13.78 0.00 5.87 6.77 0.27 73.30 21:24:01 2 31.09 0.00 7.20 0.85 0.25 60.61 21:24:01 3 14.71 0.00 4.67 0.57 0.25 79.79 Average: all 19.06 0.00 5.92 2.19 0.27 72.56 Average: 0 16.63 0.00 5.94 0.56 0.31 76.56 Average: 1 13.78 0.00 5.87 6.77 0.27 73.30 Average: 2 31.09 0.00 7.20 0.85 0.25 60.61 Average: 3 14.71 0.00 4.67 0.57 0.25 79.79