---> uname -a: Linux fdb5461c9055 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 13.6G 36.4G 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 13.6G 36.4G 27% /etc/resolv.conf /dev/vda1 50.0G 13.6G 36.4G 27% /etc/hostname /dev/vda1 50.0G 13.6G 36.4G 27% /etc/hosts /dev/vda1 50.0G 13.6G 36.4G 27% /var/log/sa /dev/vda1 50.0G 13.6G 36.4G 27% /w/workspace/edgex-go/119 /dev/vda1 50.0G 13.6G 36.4G 27% /w/workspace/edgex-go/119@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 701 105 0 1030 1080 Swap: 1023 35 988 ---> 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 206: eth0@if207: 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) 07/31/20 _x86_64_ (4 CPU) 20:03:34 LINUX RESTART 20:04:01 tps rtps wtps bread/s bwrtn/s 20:05:01 150.64 81.13 69.51 11369.88 20862.32 20:06:01 437.92 242.30 195.62 8186.68 71889.02 20:07:02 1060.86 808.99 251.87 66843.24 126527.62 20:08:01 2233.12 1977.07 256.05 101777.67 117295.81 20:09:01 986.70 651.88 334.82 71999.87 116716.98 20:10:02 1993.03 1695.39 297.64 96543.16 111809.20 20:11:01 487.87 267.07 220.80 18728.39 40083.10 20:12:01 106.36 91.19 15.17 4645.65 388.71 20:13:01 1.00 0.02 0.98 0.53 19.30 20:14:01 0.80 0.43 0.37 15.19 6.00 20:15:01 0.77 0.47 0.30 6.53 3.73 20:16:01 0.38 0.00 0.38 0.00 5.26 20:17:01 0.25 0.00 0.25 0.00 2.48 20:18:01 0.22 0.02 0.20 0.53 1.65 20:19:01 1.95 1.70 0.25 56.89 2.88 20:20:01 177.96 47.42 130.54 3199.07 32808.42 20:21:01 35.39 3.88 31.51 253.04 682.02 20:22:01 37.52 8.64 28.88 152.60 439.36 20:23:01 19.69 4.53 15.17 170.07 264.16 20:24:01 34.49 6.34 28.15 211.75 433.59 20:25:01 27.04 0.60 26.44 113.87 405.91 20:26:02 253.82 110.75 143.07 7025.46 37743.02 Average: 365.39 272.34 93.05 17778.33 30842.95 20:04:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:05:01 328348 1553208 82.55 2620 971812 1121608 38.28 494772 898856 124 20:06:01 78060 1803496 95.85 1492 1071212 1535820 52.41 712012 853856 45476 20:07:02 312668 1568888 83.38 0 836556 3105092 105.97 670664 722620 40 20:08:01 197160 1684396 89.52 0 622156 2809720 95.89 764240 700864 15436 20:09:01 68024 1813532 96.38 0 1059392 1887836 64.43 682864 936780 192 20:10:02 313416 1568140 83.34 0 760748 1933508 65.99 661144 690112 34532 20:11:01 505516 1376040 73.13 0 749252 1413652 48.25 502144 664112 32 20:12:01 394460 1487096 79.04 0 886676 1226892 41.87 519352 755228 16 20:13:01 403972 1477584 78.53 0 886688 1169656 39.92 513964 752904 8 20:14:01 403780 1477776 78.54 0 887132 1169704 39.92 514212 753292 20 20:15:01 403052 1478504 78.58 0 887128 1169788 39.92 514700 753520 8 20:16:01 403488 1478068 78.56 0 887152 1169656 39.92 513864 753536 8 20:17:01 404068 1477488 78.52 0 887160 1169656 39.92 513992 753536 8 20:18:01 403936 1477620 78.53 0 887168 1169656 39.92 513984 753552 8 20:19:01 402228 1479328 78.62 0 888304 1169652 39.92 514232 754560 16 20:20:01 153852 1727704 91.82 0 1068764 1367244 46.66 662156 818844 8 20:21:01 175616 1705940 90.67 0 1075332 1385332 47.28 651948 812148 52 20:22:01 179432 1702124 90.46 0 1075504 1367652 46.68 654180 806916 52 20:23:01 184908 1696648 90.17 0 1075584 1257152 42.90 648020 808080 16 20:24:01 193012 1688544 89.74 0 1075716 1246368 42.54 652284 794124 44 20:25:01 206144 1675412 89.04 0 1078952 1132684 38.66 642028 792484 24 20:26:02 235312 1646244 87.49 0 972344 1350040 46.07 596300 737004 36 Average: 288657 1592899 84.66 187 935942 1469471 50.15 596048 775769 4371 20:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:05:01 eth0 2040.82 1866.00 6350.61 521.05 0.00 0.00 0.00 20:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:05:01 docker0 856.81 812.90 68.52 2657.83 0.00 0.00 0.00 20:06:01 eth0 1291.94 750.91 7351.27 2455.87 0.00 0.00 0.00 20:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:06:01 docker0 99.39 137.20 7.27 727.60 0.00 0.00 0.00 20:07:02 veth1a9eea0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:02 vethc1d96c0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:02 vetha3cb71c 0.00 0.22 0.00 0.01 0.00 0.00 0.00 20:07:02 veth8237bd7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:08:01 veth456767c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:08:01 veth2343e3b 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:08:01 veth1f04a5a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:08:01 vetha3cb71c 0.00 0.40 0.00 0.02 0.00 0.00 0.00 20:09:01 vethdb9425b 1.24 1.44 0.17 5.59 0.00 0.00 0.00 20:09:01 vetha3cb71c 0.00 0.28 0.00 0.01 0.00 0.00 0.00 20:09:01 eth0 3647.49 2832.20 16096.47 3123.87 0.00 0.00 0.00 20:09:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:10:02 vetha3cb71c 0.00 0.03 0.00 0.00 0.00 0.00 0.00 20:10:02 eth0 73.26 47.69 113.04 66.52 0.00 0.00 0.00 20:10:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:02 veth800fd85 0.00 0.17 0.00 0.01 0.00 0.00 0.00 20:11:01 eth0 159.80 130.64 232.71 351.43 0.00 0.00 0.00 20:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:11:01 docker0 1077.53 1123.27 83.11 4299.26 0.00 0.00 0.00 20:12:01 eth0 355.12 358.91 172.01 1439.12 0.00 0.00 0.00 20:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 eth0 0.08 0.13 0.01 0.03 0.00 0.00 0.00 20:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 eth0 0.77 0.55 0.64 0.04 0.00 0.00 0.00 20:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 eth0 0.65 0.43 0.40 0.27 0.00 0.00 0.00 20:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 20:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 20:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:18:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:19:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 eth0 191.74 146.34 4016.45 48.83 0.00 0.00 0.00 20:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 docker0 33.06 34.37 3.28 129.24 0.00 0.00 0.00 20:21:01 eth0 125.17 99.22 107.97 92.84 0.00 0.00 0.00 20:21:01 veth83b7ef8 0.47 0.48 0.18 0.26 0.00 0.00 0.00 20:21:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:21:01 docker0 1097.62 1143.43 86.11 4361.04 0.00 0.00 0.00 20:22:01 eth0 126.88 99.72 107.52 100.53 0.00 0.00 0.00 20:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:22:01 vethc6d95eb 0.35 0.43 0.08 0.19 0.00 0.00 0.00 20:22:01 docker0 4.04 3.61 0.96 1.79 0.00 0.00 0.00 20:23:01 veth13f7b4d 0.47 0.60 0.11 0.21 0.00 0.00 0.00 20:23:01 eth0 4762.74 3779.61 20960.64 5290.81 0.00 0.00 0.00 20:23:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:23:01 docker0 2.13 2.01 0.59 0.97 0.00 0.00 0.00 20:24:01 vethb5c22bd 0.53 0.52 0.18 0.27 0.00 0.00 0.00 20:24:01 eth0 120.26 94.17 106.92 99.45 0.00 0.00 0.00 20:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 docker0 4.34 3.98 1.18 2.01 0.00 0.00 0.00 20:25:01 eth0 115.88 88.56 102.47 94.49 0.00 0.00 0.00 20:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 docker0 3.75 3.38 0.95 1.67 0.00 0.00 0.00 20:26:02 vetha48da6d 0.22 0.28 0.04 0.05 0.00 0.00 0.00 20:26:02 eth0 7349.84 5463.32 27496.09 5718.49 0.00 0.00 0.00 20:26:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:26:02 docker0 1152.47 1209.82 92.07 4552.57 0.00 0.00 0.00 Average: vetha48da6d 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 334.42 248.58 1251.07 260.19 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 52.44 55.05 4.19 207.14 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) 07/31/20 _x86_64_ (4 CPU) 20:03:34 LINUX RESTART 20:04:01 CPU %user %nice %system %iowait %steal %idle 20:05:01 all 22.67 0.00 8.42 2.92 0.02 65.97 20:05:01 0 23.93 0.00 12.51 5.20 0.02 58.34 20:05:01 1 16.38 0.00 5.88 2.21 0.02 75.51 20:05:01 2 24.70 0.00 7.72 1.23 0.00 66.34 20:05:01 3 25.66 0.00 7.62 3.08 0.03 63.61 20:06:01 all 18.28 0.00 9.64 5.73 0.03 66.31 20:06:01 0 15.14 0.00 10.32 3.80 0.03 70.71 20:06:01 1 15.11 0.00 8.58 4.19 0.03 72.08 20:06:01 2 29.63 0.00 9.13 8.60 0.03 52.61 20:06:01 3 13.12 0.00 10.58 6.27 0.03 70.01 20:07:02 all 17.24 0.00 15.44 15.68 0.04 51.61 20:07:02 0 15.98 0.00 15.38 14.34 0.03 54.26 20:07:02 1 19.29 0.00 15.45 15.19 0.05 50.03 20:07:02 2 16.67 0.00 15.27 18.04 0.03 49.98 20:07:02 3 16.99 0.00 15.66 15.16 0.02 52.18 20:08:01 all 48.38 0.00 19.42 19.06 0.04 13.11 20:08:01 0 48.11 0.00 18.81 19.87 0.05 13.16 20:08:01 1 48.67 0.00 19.91 18.25 0.03 13.13 20:08:01 2 47.68 0.00 20.25 19.90 0.03 12.13 20:08:01 3 49.07 0.00 18.64 18.21 0.03 14.04 20:09:01 all 17.61 0.00 16.67 29.04 0.03 36.65 20:09:01 0 17.07 0.00 16.58 31.92 0.05 34.38 20:09:01 1 18.98 0.00 17.26 25.49 0.03 38.25 20:09:01 2 17.87 0.00 16.61 28.50 0.02 37.00 20:09:01 3 16.54 0.00 16.21 30.25 0.03 36.96 20:10:02 all 45.21 0.00 18.40 21.98 0.03 14.39 20:10:02 0 46.15 0.00 18.05 21.45 0.02 14.33 20:10:02 1 43.58 0.00 18.50 23.33 0.02 14.57 20:10:02 2 46.39 0.00 17.80 21.51 0.03 14.26 20:10:02 3 44.69 0.00 19.29 21.61 0.02 14.39 20:11:01 all 20.07 0.00 11.75 16.06 0.02 52.10 20:11:01 0 20.53 0.00 12.32 13.85 0.02 53.28 20:11:01 1 19.98 0.00 11.88 15.32 0.03 52.78 20:11:01 2 20.19 0.00 11.55 15.14 0.03 53.09 20:11:01 3 19.57 0.00 11.28 19.90 0.02 49.22 20:12:01 all 8.65 0.00 3.10 3.25 0.01 84.99 20:12:01 0 8.39 0.00 3.65 4.04 0.02 83.90 20:12:01 1 8.07 0.00 2.97 3.34 0.00 85.63 20:12:01 2 9.39 0.00 3.14 2.90 0.02 84.55 20:12:01 3 8.75 0.00 2.61 2.74 0.02 85.88 20:13:01 all 0.16 0.00 0.05 0.00 0.00 99.79 20:13:01 0 0.05 0.00 0.07 0.00 0.00 99.88 20:13:01 1 0.52 0.00 0.05 0.00 0.00 99.43 20:13:01 2 0.02 0.00 0.03 0.00 0.00 99.95 20:13:01 3 0.05 0.00 0.03 0.00 0.00 99.92 20:14:01 all 0.17 0.00 0.03 0.00 0.00 99.80 20:14:01 0 0.05 0.00 0.03 0.02 0.00 99.90 20:14:01 1 0.52 0.00 0.02 0.00 0.00 99.47 20:14:01 2 0.07 0.00 0.03 0.00 0.00 99.90 20:14:01 3 0.05 0.00 0.03 0.00 0.00 99.92 20:15:01 all 0.16 0.00 0.03 0.02 0.00 99.78 20:15:01 0 0.02 0.00 0.03 0.02 0.00 99.93 20:15:01 1 0.53 0.00 0.02 0.05 0.00 99.40 20:15:01 2 0.05 0.00 0.07 0.00 0.00 99.88 20:15:01 3 0.03 0.00 0.02 0.00 0.00 99.95 20:16:01 all 0.15 0.00 0.03 0.00 0.00 99.81 20:16:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:16:01 1 0.53 0.00 0.05 0.00 0.00 99.42 20:16:01 2 0.02 0.00 0.02 0.00 0.00 99.97 20:16:01 3 0.05 0.00 0.07 0.00 0.00 99.88 20:17:01 all 0.15 0.00 0.03 0.00 0.00 99.82 20:17:01 0 0.03 0.00 0.00 0.00 0.00 99.97 20:17:01 1 0.53 0.00 0.03 0.00 0.00 99.43 20:17:01 2 0.02 0.00 0.03 0.00 0.00 99.95 20:17:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:18:01 all 0.15 0.00 0.03 0.00 0.00 99.82 20:18:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:18:01 1 0.07 0.00 0.02 0.00 0.00 99.92 20:18:01 2 0.50 0.00 0.02 0.00 0.00 99.48 20:18:01 3 0.05 0.00 0.03 0.02 0.00 99.90 20:19:01 all 0.11 0.00 0.07 0.02 0.00 99.80 20:19:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:19:01 1 0.03 0.00 0.07 0.08 0.00 99.82 20:19:01 2 0.32 0.00 0.12 0.00 0.00 99.57 20:19:01 3 0.03 0.00 0.08 0.00 0.00 99.88 20:20:01 all 7.92 0.00 5.45 4.34 0.01 82.27 20:20:01 0 7.28 0.00 4.86 3.79 0.02 84.05 20:20:01 1 7.59 0.00 5.50 4.83 0.02 82.06 20:20:01 2 9.09 0.00 5.33 5.55 0.00 80.02 20:20:01 3 7.72 0.00 6.11 3.17 0.02 82.98 20:21:01 all 3.74 0.00 3.89 0.66 0.00 91.71 20:21:01 0 4.00 0.00 3.95 0.61 0.00 91.44 20:21:01 1 3.68 0.00 3.82 0.69 0.00 91.81 20:21:01 2 3.80 0.00 3.86 0.79 0.02 91.54 20:21:01 3 3.50 0.00 3.93 0.59 0.02 91.97 20:22:01 all 3.36 0.00 3.76 0.72 0.01 92.14 20:22:01 0 3.37 0.00 3.78 0.40 0.02 92.43 20:22:01 1 3.57 0.00 3.98 0.74 0.02 91.70 20:22:01 2 3.13 0.00 3.68 0.79 0.00 92.40 20:22:01 3 3.38 0.00 3.61 0.96 0.02 92.04 20:23:01 all 1.70 0.00 1.66 0.33 0.01 96.30 20:23:01 0 2.12 0.00 2.11 0.27 0.00 95.50 20:23:01 1 1.67 0.00 1.66 0.35 0.02 96.30 20:23:01 2 1.22 0.00 1.26 0.22 0.02 97.29 20:23:01 3 1.77 0.00 1.60 0.43 0.02 96.17 20:24:01 all 3.30 0.00 3.48 0.78 0.01 92.43 20:24:01 0 3.46 0.00 3.62 0.54 0.00 92.38 20:24:01 1 3.44 0.00 3.79 0.94 0.00 91.83 20:24:01 2 3.31 0.00 3.32 0.79 0.00 92.58 20:24:01 3 3.02 0.00 3.18 0.87 0.00 92.93 20:25:01 all 3.05 0.00 3.17 0.48 0.01 93.29 20:25:01 0 3.04 0.00 3.49 0.49 0.00 92.99 20:25:01 1 3.05 0.00 3.52 0.74 0.03 92.65 20:25:01 2 2.99 0.00 2.58 0.45 0.02 93.96 20:25:01 3 3.12 0.00 3.09 0.22 0.02 93.56 20:26:02 all 13.90 0.00 10.88 3.55 0.05 71.62 20:26:02 0 13.34 0.00 13.53 2.80 0.03 70.29 20:26:02 1 15.91 0.00 9.31 2.43 0.05 72.29 20:26:02 2 13.41 0.00 9.75 5.59 0.05 71.20 20:26:02 3 12.95 0.00 10.92 3.39 0.05 72.69 Average: all 10.60 0.00 6.08 5.59 0.01 77.72 Average: 0 10.42 0.00 6.44 5.54 0.01 77.59 Average: 1 10.41 0.00 5.95 5.30 0.02 78.33 Average: 2 11.27 0.00 5.92 5.83 0.01 76.97 Average: 3 10.30 0.00 6.04 5.66 0.02 77.98