---> uname -a: Linux ae626f428280 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 7.8G 42.2G 16% / 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 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-191 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-191@tmp /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 642 97 0 1097 1091 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 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) 08/04/20 _x86_64_ (4 CPU) 01:50:23 LINUX RESTART 01:51:02 tps rtps wtps bread/s bwrtn/s 01:52:01 70.03 37.68 32.35 3363.99 14950.29 01:53:01 122.09 38.65 83.44 7447.44 15475.33 01:54:01 137.09 80.34 56.74 5651.62 20991.37 Average: 109.92 52.28 57.63 5498.02 17148.22 01:51:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:01 122836 1758720 93.47 2620 1224492 1081812 36.92 513928 1086520 88968 01:53:01 69664 1811892 96.30 2620 1117156 1282796 43.78 585632 997200 103528 01:54:01 81536 1800020 95.67 2596 1132064 1573720 53.71 697104 910932 57980 Average: 91345 1790211 95.15 2612 1157904 1312776 44.80 598888 998217 83492 01:51:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:52:01 eth0 584.02 430.43 3049.20 60.99 0.00 0.00 0.00 01:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 vethc42e210 17.36 41.56 1.56 293.09 0.00 0.00 0.00 01:53:01 eth0 811.66 528.59 4379.55 95.58 0.00 0.00 0.00 01:53:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:53:01 docker0 17.36 41.43 1.32 293.08 0.00 0.00 0.00 01:54:01 eth0 554.12 359.30 2449.33 2201.58 0.00 0.00 0.00 01:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 444.75 291.19 2273.43 768.29 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.82 13.88 0.44 98.21 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) 08/04/20 _x86_64_ (4 CPU) 01:50:23 LINUX RESTART 01:51:02 CPU %user %nice %system %iowait %steal %idle 01:52:01 all 12.15 0.00 5.29 3.40 24.17 54.98 01:52:01 0 13.60 0.00 4.87 2.71 26.57 52.25 01:52:01 1 12.47 0.00 5.24 4.20 23.32 54.77 01:52:01 2 10.46 0.00 5.50 4.11 23.70 56.23 01:52:01 3 12.09 0.00 5.58 2.60 23.07 56.66 01:53:01 all 10.88 0.00 3.75 1.98 13.25 70.14 01:53:01 0 5.84 0.00 2.91 1.47 14.16 75.61 01:53:01 1 16.81 0.00 4.60 1.98 13.37 63.25 01:53:01 2 8.87 0.00 3.93 3.11 13.32 70.78 01:53:01 3 12.09 0.00 3.55 1.35 12.12 70.90 01:54:01 all 9.82 0.00 2.62 2.14 22.68 62.73 01:54:01 0 9.88 0.00 3.16 0.55 25.90 60.51 01:54:01 1 8.00 0.00 2.64 3.86 21.54 63.95 01:54:01 2 12.69 0.00 2.00 0.44 22.18 62.68 01:54:01 3 8.80 0.00 2.69 3.63 21.16 63.72 Average: all 10.94 0.00 3.88 2.51 20.08 62.60 Average: 0 9.80 0.00 3.65 1.58 22.26 62.72 Average: 1 12.32 0.00 4.13 3.36 19.47 60.72 Average: 2 10.68 0.00 3.80 2.54 19.75 63.22 Average: 3 10.97 0.00 3.93 2.54 18.83 63.74