---> uname -a: Linux 5384fe41aabb 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: 2933.396 BogoMIPS: 5866.79 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 777 114 0 945 992 Swap: 1023 3 1020 ---> 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 24: eth0@if25: 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) 06/23/20 _x86_64_ (4 CPU) 10:13:28 LINUX RESTART 10:14:01 tps rtps wtps bread/s bwrtn/s 10:15:01 60.39 14.95 45.44 4993.08 5499.25 10:16:01 0.33 0.00 0.33 0.00 5.08 10:17:01 0.40 0.00 0.40 0.00 6.39 10:18:01 0.20 0.00 0.20 0.00 2.43 10:19:01 0.25 0.00 0.25 0.00 3.15 10:20:01 235.21 150.05 85.16 6613.65 30950.05 10:21:01 218.44 74.96 143.48 4131.91 32040.88 Average: 73.62 34.29 39.34 2248.95 9789.82 10:14:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:15:01 165268 1716288 91.22 2620 1163436 1101672 37.60 413060 1141784 120 10:16:01 172788 1708768 90.82 2620 1163440 1063244 36.29 410328 1138156 8 10:17:01 169908 1711648 90.97 2620 1163448 1063448 36.29 413624 1137808 0 10:18:01 167648 1713908 91.09 2620 1163448 1063556 36.30 416184 1137308 12 10:19:01 166420 1715136 91.16 2620 1163452 1063292 36.29 423504 1131164 8 10:20:01 102516 1779040 94.55 2620 1093524 1308792 44.67 566980 1000528 22792 10:21:01 118936 1762620 93.68 1496 1011028 1194012 40.75 667792 803836 54904 Average: 151926 1729630 91.93 2459 1131682 1122574 38.31 473067 1070083 11121 10:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 10:15:01 eth0 493.64 280.86 995.14 139.39 0.00 0.00 0.00 10:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 docker0 29.24 23.90 2.66 60.13 0.00 0.00 0.00 10:16:01 eth0 0.68 0.08 0.06 0.01 0.00 0.00 0.00 10:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:17:01 eth0 0.95 0.30 0.32 0.20 0.00 0.00 0.00 10:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:18:01 eth0 0.52 0.30 0.27 0.20 0.00 0.00 0.00 10:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:19:01 eth0 0.15 0.12 0.05 0.04 0.00 0.00 0.00 10:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 eth0 187.23 131.15 3876.74 18.88 0.00 0.00 0.00 10:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 vethe92d8d2 38.49 43.77 4.46 102.80 0.00 0.00 0.00 10:20:01 docker0 67.75 67.57 6.59 162.94 0.00 0.00 0.00 10:21:01 eth0 307.25 215.61 3632.87 101.68 0.00 0.00 0.00 10:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:21:01 veth8f40b65 39.07 42.63 2.97 158.06 0.00 0.00 0.00 10:21:01 docker0 40.87 44.03 2.70 158.69 0.00 0.00 0.00 Average: eth0 141.54 89.81 1215.43 37.21 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth8f40b65 5.58 6.09 0.42 22.59 0.00 0.00 0.00 Average: docker0 15.52 15.95 1.33 45.96 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) 06/23/20 _x86_64_ (4 CPU) 10:13:28 LINUX RESTART 10:14:01 CPU %user %nice %system %iowait %steal %idle 10:15:01 all 10.95 0.00 3.35 2.33 0.01 83.36 10:15:01 0 10.15 0.00 4.64 1.29 0.02 83.90 10:15:01 1 10.92 0.00 3.21 4.76 0.00 81.11 10:15:01 2 11.32 0.00 2.90 1.37 0.00 84.41 10:15:01 3 11.40 0.00 2.66 1.93 0.00 84.01 10:16:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:16:01 0 0.03 0.00 0.03 0.00 0.00 99.93 10:16:01 1 0.03 0.00 0.02 0.00 0.00 99.95 10:16:01 2 0.47 0.00 0.02 0.00 0.00 99.52 10:16:01 3 0.05 0.00 0.03 0.00 0.00 99.92 10:17:01 all 0.15 0.00 0.02 0.00 0.00 99.82 10:17:01 0 0.03 0.00 0.03 0.00 0.00 99.93 10:17:01 1 0.05 0.00 0.05 0.00 0.00 99.90 10:17:01 2 0.48 0.00 0.02 0.00 0.00 99.50 10:17:01 3 0.03 0.00 0.02 0.00 0.00 99.95 10:18:01 all 0.15 0.00 0.03 0.00 0.00 99.81 10:18:01 0 0.03 0.00 0.02 0.00 0.00 99.95 10:18:01 1 0.05 0.00 0.03 0.00 0.00 99.92 10:18:01 2 0.35 0.00 0.05 0.00 0.00 99.60 10:18:01 3 0.18 0.00 0.03 0.00 0.00 99.78 10:19:01 all 0.15 0.00 0.04 0.00 0.00 99.81 10:19:01 0 0.07 0.00 0.02 0.00 0.00 99.92 10:19:01 1 0.03 0.00 0.08 0.00 0.00 99.88 10:19:01 2 0.05 0.00 0.03 0.00 0.00 99.92 10:19:01 3 0.45 0.00 0.02 0.00 0.00 99.53 10:20:01 all 7.51 0.00 4.50 2.23 0.04 85.73 10:20:01 0 7.33 0.00 4.96 2.07 0.02 85.62 10:20:01 1 6.80 0.00 4.22 1.67 0.03 87.28 10:20:01 2 8.31 0.00 4.40 2.90 0.05 84.35 10:20:01 3 7.59 0.00 4.46 2.29 0.05 85.61 10:21:01 all 11.47 0.00 7.97 2.98 0.04 77.54 10:21:01 0 10.29 0.00 8.26 2.35 0.03 79.07 10:21:01 1 14.24 0.00 7.89 2.74 0.05 75.08 10:21:01 2 10.34 0.00 7.72 2.77 0.05 79.11 10:21:01 3 10.99 0.00 8.01 4.07 0.03 76.89 Average: all 4.34 0.00 2.26 1.07 0.01 92.32 Average: 0 3.97 0.00 2.55 0.81 0.01 92.66 Average: 1 4.56 0.00 2.20 1.31 0.01 91.92 Average: 2 4.45 0.00 2.15 1.00 0.01 92.39 Average: 3 4.36 0.00 2.16 1.17 0.01 92.30