---> uname -a: Linux 483a2ee07ce1 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 13.5G 36.5G 27% / 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 13.5G 36.5G 27% /etc/resolv.conf /dev/vda1 50.0G 13.5G 36.5G 27% /etc/hostname /dev/vda1 50.0G 13.5G 36.5G 27% /etc/hosts /dev/vda1 50.0G 13.5G 36.5G 27% /var/log/sa /dev/vda1 50.0G 13.5G 36.5G 27% /w/workspace/edgex-go/10@tmp /dev/vda1 50.0G 13.5G 36.5G 27% /w/workspace/edgex-go/10 ---> free -m: total used free shared buff/cache available Mem: 1837 602 92 0 1142 1152 Swap: 1023 116 907 ---> 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 110: eth0@if111: 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) 07/23/20 _x86_64_ (4 CPU) 06:00:42 LINUX RESTART 06:01:02 tps rtps wtps bread/s bwrtn/s 06:02:01 142.91 49.72 93.18 8178.98 45719.57 06:03:01 404.29 242.93 161.36 10049.78 66870.75 06:04:02 374.67 195.14 179.52 8733.47 37490.29 06:05:01 242.93 151.28 91.65 7903.84 25575.89 06:06:02 1341.40 1032.95 308.45 113691.63 181782.88 06:07:01 1616.80 1338.59 278.22 130728.13 140555.12 06:08:01 874.10 534.34 339.76 72648.21 115599.60 06:09:02 2147.07 1807.91 339.16 144531.53 156920.41 06:10:01 840.75 561.35 279.40 47534.93 61764.83 06:11:01 31.27 12.97 18.30 3081.32 484.98 06:12:01 0.85 0.13 0.72 1.20 8.53 06:13:01 1.90 1.30 0.60 19.59 6.35 06:14:01 0.62 0.00 0.62 0.00 6.85 06:15:01 0.45 0.02 0.43 1.07 5.30 06:16:01 1.87 1.58 0.28 60.23 4.56 06:17:01 5.78 4.98 0.80 340.92 14.57 06:18:01 2.90 2.73 0.17 60.36 2.32 06:19:01 0.27 0.03 0.23 0.67 2.93 06:20:01 0.38 0.07 0.32 1.47 3.98 06:21:01 93.19 53.14 40.05 5225.24 11077.69 Average: 407.08 300.33 106.75 27715.47 42301.86 06:01:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:02:01 66244 1815312 96.48 2620 1089744 1438028 49.08 616092 1036664 20 06:03:01 169740 1711816 90.98 1520 1045432 1311192 44.75 551224 957512 49676 06:04:02 640652 1240904 65.95 452 570940 1315468 44.89 471172 537780 29204 06:05:01 79312 1802244 95.78 368 1051704 1534992 52.39 660412 883428 66136 06:06:02 53196 1828360 97.17 28 1115272 1919368 65.50 582120 1077868 28748 06:07:01 338156 1543400 82.03 28 637176 3817300 130.28 644024 683784 50552 06:08:01 419820 1461736 77.69 28 832276 1538640 52.51 510548 770844 7940 06:09:02 67644 1813912 96.40 28 779636 3521340 120.18 782828 812900 6908 06:10:01 545656 1335900 71.00 28 718752 1930708 65.89 492232 629768 0 06:11:01 621348 1260208 66.98 28 733596 1163260 39.70 410056 642240 16 06:12:01 622900 1258656 66.89 28 733612 1145844 39.11 409780 641316 8 06:13:01 621852 1259704 66.95 28 733624 1145952 39.11 410260 641848 16 06:14:01 623100 1258456 66.88 28 733632 1145772 39.10 409292 641904 12 06:15:01 621932 1259624 66.95 28 733604 1145916 39.11 410168 641904 20 06:16:01 620672 1260884 67.01 28 734760 1145772 39.10 409588 642796 16 06:17:01 610164 1271392 67.57 28 740568 1145844 39.11 412480 651048 20 06:18:01 608772 1272784 67.65 28 740572 1145772 39.10 412092 652856 20 06:19:01 608664 1272892 67.65 28 740580 1145772 39.10 412104 652884 8 06:20:01 607808 1273748 67.70 28 740584 1145844 39.11 412476 652928 20 06:21:01 182076 1699480 90.32 28 1109692 1411180 48.16 495048 985196 114952 Average: 436485 1445071 76.80 270 815788 1560698 53.26 495700 741873 17715 06:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:02:01 vethfb61a76 838.08 756.67 79.20 2692.60 0.00 0.00 0.00 06:02:01 eth0 1659.20 1440.97 6425.21 187.77 0.00 0.00 0.00 06:02:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:02:01 docker0 838.08 756.54 67.74 2692.59 0.00 0.00 0.00 06:03:01 eth0 1353.44 781.90 7064.56 2766.18 0.00 0.00 0.00 06:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 docker0 25.22 48.49 1.36 358.88 0.00 0.00 0.00 06:04:02 vethd176331 0.00 0.13 0.00 0.01 0.00 0.00 0.00 06:04:02 eth0 3119.64 2297.70 13800.71 2973.59 0.00 0.00 0.00 06:04:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:04:02 docker0 925.93 885.40 74.02 3383.72 0.00 0.00 0.00 06:05:01 eth0 196.34 152.29 2260.16 125.34 0.00 0.00 0.00 06:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 docker0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 06:06:02 veth0bd56c2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:02 veth5e46ee5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:02 eth0 3324.07 2446.64 15979.78 3069.08 0.00 0.00 0.00 06:06:02 veth93904f4 0.00 0.43 0.00 0.02 0.00 0.00 0.00 06:07:01 vethdabef12 0.00 0.13 0.00 0.01 0.00 0.00 0.00 06:07:01 veth98298bb 0.00 0.13 0.00 0.01 0.00 0.00 0.00 06:07:01 veth17a1a25 0.00 0.13 0.00 0.01 0.00 0.00 0.00 06:07:01 eth0 3455.10 2542.72 16448.92 3202.18 0.00 0.00 0.00 06:08:01 eth0 131.37 80.58 492.74 65.88 0.00 0.00 0.00 06:08:01 veth7268966 2.64 4.74 0.17 29.19 0.00 0.00 0.00 06:08:01 veth93904f4 0.00 0.61 0.00 0.03 0.00 0.00 0.00 06:08:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:09:02 vethbf769d1 0.00 0.15 0.00 0.01 0.00 0.00 0.00 06:09:02 veth47451c8 2.51 5.83 0.17 35.44 0.00 0.00 0.00 06:09:02 vethab6ede7 0.00 0.15 0.00 0.01 0.00 0.00 0.00 06:09:02 vethba85b42 0.00 0.15 0.00 0.01 0.00 0.00 0.00 06:10:01 veth97c2049 0.00 0.02 0.00 0.00 0.00 0.00 0.00 06:10:01 eth0 3740.70 2725.04 17275.50 3391.67 0.00 0.00 0.00 06:10:01 veth93904f4 0.00 1.03 0.00 0.05 0.00 0.00 0.00 06:10:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:11:01 eth0 5.66 3.61 5.51 2.48 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 1001.53 1015.97 78.45 4169.64 0.00 0.00 0.00 06:12:01 eth0 0.82 0.15 0.14 0.07 0.00 0.00 0.00 06:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 eth0 0.68 0.53 0.68 0.18 0.00 0.00 0.00 06:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 eth0 0.10 0.10 0.01 0.04 0.00 0.00 0.00 06:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 eth0 0.52 0.30 0.27 0.20 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 06:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 06:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 06:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 06:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 eth0 0.17 0.13 0.07 0.01 0.00 0.00 0.00 06:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 eth0 96.77 72.28 2329.52 38.85 0.00 0.00 0.00 06:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 188.51 137.33 966.87 169.27 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 50.16 50.88 3.93 208.82 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) 07/23/20 _x86_64_ (4 CPU) 06:00:42 LINUX RESTART 06:01:02 CPU %user %nice %system %iowait %steal %idle 06:02:01 all 21.58 0.00 9.12 9.41 0.03 59.86 06:02:01 0 21.77 0.00 10.85 8.95 0.03 58.39 06:02:01 1 20.94 0.00 8.37 14.48 0.02 56.19 06:02:01 2 20.91 0.00 8.84 9.28 0.02 60.95 06:02:01 3 22.69 0.00 8.46 4.91 0.03 63.91 06:03:01 all 18.95 0.00 8.41 3.11 0.04 69.48 06:03:01 0 16.02 0.00 8.55 2.75 0.03 72.63 06:03:01 1 14.94 0.00 9.06 5.35 0.05 70.60 06:03:01 2 14.84 0.00 7.63 0.97 0.05 76.50 06:03:01 3 29.95 0.00 8.39 3.36 0.03 58.26 06:04:02 all 44.40 0.00 13.54 6.67 0.05 35.35 06:04:02 0 44.02 0.00 13.48 7.03 0.05 35.43 06:04:02 1 43.90 0.00 13.58 6.84 0.05 35.63 06:04:02 2 44.57 0.00 13.50 6.06 0.03 35.84 06:04:02 3 45.11 0.00 13.60 6.77 0.03 34.48 06:05:01 all 25.66 0.00 9.17 4.05 0.03 61.09 06:05:01 0 23.94 0.00 8.03 2.20 0.02 65.81 06:05:01 1 25.83 0.00 9.26 4.93 0.03 59.93 06:05:01 2 24.78 0.00 9.29 6.11 0.03 59.79 06:05:01 3 28.08 0.00 10.09 2.98 0.02 58.83 06:06:02 all 18.03 0.00 18.20 21.97 0.05 41.76 06:06:02 0 16.97 0.00 17.44 18.14 0.05 47.40 06:06:02 1 17.65 0.00 18.21 23.41 0.05 40.68 06:06:02 2 18.46 0.00 19.09 23.78 0.05 38.62 06:06:02 3 19.04 0.00 18.03 22.55 0.05 40.34 06:07:01 all 43.28 0.00 18.34 23.02 0.09 15.27 06:07:01 0 42.01 0.00 19.17 23.68 0.09 15.06 06:07:01 1 43.85 0.00 18.65 22.90 0.09 14.51 06:07:01 2 43.77 0.00 19.67 20.53 0.09 15.95 06:07:01 3 43.50 0.00 15.85 24.99 0.10 15.55 06:08:01 all 23.03 0.00 16.60 32.11 0.04 28.23 06:08:01 0 24.13 0.00 15.85 28.92 0.05 31.05 06:08:01 1 22.67 0.00 18.04 34.20 0.02 25.08 06:08:01 2 23.27 0.00 16.79 36.75 0.03 23.15 06:08:01 3 22.03 0.00 15.71 28.55 0.03 33.68 06:09:02 all 21.18 0.00 20.28 34.24 0.09 24.22 06:09:02 0 20.48 0.00 21.90 32.44 0.07 25.11 06:09:02 1 21.85 0.00 19.87 35.62 0.09 22.57 06:09:02 2 22.62 0.00 20.51 37.03 0.12 19.73 06:09:02 3 19.76 0.00 18.81 31.82 0.07 29.54 06:10:01 all 50.41 0.00 17.37 16.88 0.05 15.29 06:10:01 0 50.18 0.00 17.95 18.49 0.05 13.32 06:10:01 1 49.67 0.00 17.78 15.63 0.10 16.81 06:10:01 2 51.23 0.00 17.05 17.96 0.02 13.75 06:10:01 3 50.57 0.00 16.66 15.44 0.03 17.29 06:11:01 all 0.50 0.00 0.63 0.64 0.00 98.22 06:11:01 0 0.40 0.00 0.73 0.62 0.00 98.25 06:11:01 1 0.39 0.00 0.47 0.77 0.00 98.38 06:11:01 2 0.68 0.00 0.77 0.62 0.00 97.93 06:11:01 3 0.53 0.00 0.55 0.57 0.00 98.35 06:12:01 all 0.04 0.00 0.04 0.01 0.00 99.91 06:12:01 0 0.02 0.00 0.03 0.03 0.00 99.92 06:12:01 1 0.05 0.00 0.07 0.00 0.00 99.88 06:12:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:12:01 3 0.03 0.00 0.05 0.00 0.00 99.92 06:13:01 all 0.18 0.00 0.03 0.03 0.00 99.77 06:13:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:13:01 1 0.55 0.00 0.03 0.02 0.00 99.40 06:13:01 2 0.08 0.00 0.03 0.07 0.00 99.82 06:13:01 3 0.05 0.00 0.02 0.00 0.00 99.93 06:14:01 all 0.15 0.00 0.02 0.00 0.00 99.83 06:14:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:14:01 1 0.52 0.00 0.02 0.00 0.00 99.47 06:14:01 2 0.02 0.00 0.02 0.00 0.00 99.97 06:14:01 3 0.00 0.00 0.00 0.00 0.00 100.00 06:15:01 all 0.16 0.00 0.03 0.00 0.00 99.81 06:15:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:15:01 1 0.53 0.00 0.02 0.00 0.00 99.45 06:15:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:15:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:16:01 all 0.15 0.00 0.05 0.02 0.00 99.78 06:16:01 0 0.02 0.00 0.08 0.07 0.00 99.83 06:16:01 1 0.53 0.00 0.05 0.00 0.00 99.42 06:16:01 2 0.03 0.00 0.07 0.02 0.00 99.88 06:16:01 3 0.00 0.00 0.05 0.00 0.00 99.95 06:17:01 all 0.17 0.00 0.04 0.17 0.00 99.63 06:17:01 0 0.00 0.00 0.05 0.37 0.00 99.58 06:17:01 1 0.58 0.00 0.05 0.30 0.00 99.07 06:17:01 2 0.07 0.00 0.02 0.02 0.00 99.90 06:17:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:18:01 all 0.23 0.00 0.03 0.10 0.00 99.63 06:18:01 0 0.02 0.00 0.00 0.00 0.00 99.98 06:18:01 1 0.72 0.00 0.05 0.23 0.00 99.00 06:18:01 2 0.18 0.00 0.05 0.17 0.00 99.60 06:18:01 3 0.02 0.00 0.03 0.02 0.00 99.93 06:19:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:19:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:19:01 1 0.52 0.00 0.02 0.02 0.00 99.45 06:19:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:19:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:20:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:20:01 0 0.00 0.00 0.00 0.00 0.00 100.00 06:20:01 1 0.52 0.00 0.02 0.00 0.00 99.47 06:20:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:20:01 3 0.03 0.00 0.05 0.00 0.02 99.90 06:21:01 all 3.98 0.00 2.38 2.79 0.01 90.83 06:21:01 0 4.52 0.00 3.11 3.83 0.02 88.53 06:21:01 1 3.94 0.00 2.15 0.80 0.03 93.07 06:21:01 2 4.08 0.00 2.61 3.98 0.02 89.31 06:21:01 3 3.38 0.00 1.69 2.53 0.00 92.39 Average: all 13.39 0.00 6.61 7.64 0.02 72.33 Average: 0 13.01 0.00 6.77 7.27 0.02 72.93 Average: 1 13.29 0.00 6.69 8.16 0.03 71.84 Average: 2 13.27 0.00 6.70 8.05 0.02 71.95 Average: 3 13.99 0.00 6.30 7.09 0.02 72.60