---> uname -a: Linux a24db2169ad0 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 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 778 98 0 960 992 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) 06/21/20 _x86_64_ (4 CPU) 17:24:18 LINUX RESTART 17:25:02 tps rtps wtps bread/s bwrtn/s 17:26:01 40.05 10.80 29.25 4486.74 2580.26 17:27:01 0.35 0.00 0.35 0.00 7.58 17:28:01 0.28 0.00 0.28 0.00 3.91 17:29:01 0.28 0.00 0.28 0.00 2.98 17:30:01 0.25 0.00 0.25 0.00 3.30 17:31:01 0.30 0.00 0.30 0.00 4.20 17:32:02 277.96 162.57 115.40 7190.28 32799.02 17:33:01 250.73 121.62 129.10 8405.41 32618.43 Average: 71.00 36.77 34.23 2495.11 8469.12 17:25:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:26:01 164872 1716684 91.24 2620 1135384 1124612 38.38 436124 1120396 20 17:27:01 171256 1710300 90.90 2620 1135396 1080980 36.89 434700 1116764 16 17:28:01 170552 1711004 90.94 2620 1135404 1081148 36.90 435496 1116764 8 17:29:01 168796 1712760 91.03 2620 1135404 1081284 36.90 437808 1116176 8 17:30:01 169792 1711764 90.98 2620 1135416 1081164 36.90 445436 1108024 20 17:31:01 167676 1713880 91.09 2620 1135420 1081044 36.89 453172 1101840 12 17:32:02 192416 1689140 89.77 2596 1042816 1206628 41.18 522628 968820 44 17:33:01 77272 1804284 95.89 1548 1038904 1360240 46.42 645672 870060 8456 Average: 160329 1721227 91.48 2483 1111768 1137138 38.81 476380 1064856 1073 17:25:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:26:01 eth0 183.75 142.70 517.93 99.58 0.00 0.00 0.00 17:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 docker0 30.69 24.28 2.79 62.10 0.00 0.00 0.00 17:27:01 eth0 0.32 0.00 0.01 0.00 0.00 0.00 0.00 17:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 eth0 1.33 0.45 0.36 0.21 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 0.47 0.33 0.27 0.20 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 0.28 0.18 0.14 0.07 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:02 eth0 301.73 216.28 4153.43 83.54 0.00 0.00 0.00 17:32:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:02 veth0c04d61 0.00 0.05 0.00 0.00 0.00 0.00 0.00 17:32:02 docker0 68.41 68.46 6.78 163.40 0.00 0.00 0.00 17:33:01 eth0 246.90 173.10 3602.44 70.44 0.00 0.00 0.00 17:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 docker0 31.76 46.01 2.08 161.36 0.00 0.00 0.00 Average: eth0 91.38 66.29 1030.59 31.55 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.51 14.28 1.11 40.45 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) 06/21/20 _x86_64_ (4 CPU) 17:24:18 LINUX RESTART 17:25:02 CPU %user %nice %system %iowait %steal %idle 17:26:01 all 3.89 0.00 1.74 1.37 0.01 92.99 17:26:01 0 3.44 0.00 1.82 0.31 0.00 94.44 17:26:01 1 4.38 0.00 1.55 3.85 0.02 90.21 17:26:01 2 4.18 0.00 1.83 0.63 0.02 93.34 17:26:01 3 3.54 0.00 1.80 0.70 0.00 93.96 17:27:01 all 0.15 0.00 0.05 0.00 0.00 99.80 17:27:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:27:01 1 0.03 0.00 0.08 0.00 0.00 99.88 17:27:01 2 0.50 0.00 0.05 0.00 0.00 99.45 17:27:01 3 0.05 0.00 0.02 0.00 0.00 99.93 17:28:01 all 0.16 0.00 0.04 0.00 0.00 99.80 17:28:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:28:01 1 0.13 0.00 0.10 0.00 0.00 99.77 17:28:01 2 0.47 0.00 0.02 0.00 0.00 99.52 17:28:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:29:01 all 0.16 0.00 0.03 0.00 0.00 99.81 17:29:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:29:01 1 0.53 0.00 0.03 0.00 0.00 99.43 17:29:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:29:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:30:01 all 0.17 0.00 0.04 0.00 0.00 99.78 17:30:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:30:01 1 0.53 0.00 0.07 0.00 0.00 99.40 17:30:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:30:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:31:01 all 0.15 0.00 0.04 0.00 0.00 99.81 17:31:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:31:01 1 0.52 0.00 0.05 0.00 0.00 99.43 17:31:01 2 0.03 0.00 0.03 0.00 0.00 99.93 17:31:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:32:02 all 10.11 0.00 6.50 2.40 0.04 80.95 17:32:02 0 9.33 0.00 7.35 5.41 0.05 77.85 17:32:02 1 10.23 0.00 6.08 1.05 0.03 82.62 17:32:02 2 10.11 0.00 6.06 1.64 0.05 82.14 17:32:02 3 10.77 0.00 6.50 1.52 0.05 81.16 17:33:01 all 10.75 0.00 7.35 3.94 0.03 77.92 17:33:01 0 9.21 0.00 8.82 1.46 0.03 80.48 17:33:01 1 9.54 0.00 6.52 5.95 0.03 77.95 17:33:01 2 11.65 0.00 7.89 6.14 0.05 74.27 17:33:01 3 12.61 0.00 6.21 2.23 0.02 78.93 Average: all 3.15 0.00 1.95 0.95 0.01 93.94 Average: 0 2.72 0.00 2.23 0.89 0.01 94.15 Average: 1 3.20 0.00 1.79 1.33 0.01 93.67 Average: 2 3.34 0.00 1.97 1.03 0.01 93.64 Average: 3 3.33 0.00 1.80 0.55 0.01 94.31