---> uname -a: Linux 8f9876aa015a 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: 2933.436 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 13.1G 36.9G 26% / 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 13.1G 36.9G 26% /etc/resolv.conf /dev/vda1 50.0G 13.1G 36.9G 26% /etc/hostname /dev/vda1 50.0G 13.1G 36.9G 26% /etc/hosts /dev/vda1 50.0G 13.1G 36.9G 26% /var/log/sa /dev/vda1 50.0G 13.1G 36.9G 26% /w/workspace/edgex-go/129 /dev/vda1 50.0G 13.1G 36.9G 26% /w/workspace/edgex-go/129@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 680 122 0 1034 1098 Swap: 1023 37 986 ---> 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 198: eth0@if199: 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) 08/27/20 _x86_64_ (4 CPU) 17:02:11 LINUX RESTART 17:03:02 tps rtps wtps bread/s bwrtn/s 17:04:01 102.21 40.38 61.83 7614.79 26248.84 17:05:01 460.35 253.87 206.48 8539.98 66334.50 17:06:01 1255.09 967.07 288.02 77276.17 140125.50 17:07:02 1320.54 1060.72 259.82 95381.55 108324.17 17:08:03 1174.43 832.39 342.03 76289.62 114950.11 17:09:01 1275.80 947.74 328.06 68106.22 90299.16 17:10:01 345.79 214.55 131.24 17449.04 17947.76 17:11:01 92.79 84.42 8.37 3776.83 172.84 17:12:01 0.78 0.02 0.77 0.53 9.81 17:13:01 1.15 0.47 0.68 15.05 7.34 17:14:01 0.75 0.03 0.72 0.80 8.41 17:15:01 0.15 0.00 0.15 0.00 1.90 17:16:01 0.32 0.02 0.30 0.27 3.30 17:17:01 0.25 0.00 0.25 0.00 2.30 17:18:01 1.70 1.52 0.18 51.29 2.85 17:19:01 185.00 38.52 146.49 2955.53 34949.53 17:20:01 32.46 1.08 31.37 149.80 510.50 17:21:01 28.97 0.17 28.80 6.39 455.27 17:22:01 27.33 0.33 27.00 10.79 421.29 17:23:01 29.09 0.35 28.75 5.73 451.66 17:24:01 80.99 14.40 66.59 2307.06 18778.08 17:25:01 244.39 121.25 123.14 8835.81 27858.45 Average: 303.00 208.33 94.67 16790.11 29506.47 17:03:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:04:01 67136 1814420 96.43 2620 1164360 1487896 50.78 693952 957608 36968 17:05:01 70844 1810712 96.23 1492 1074780 1515568 51.72 717500 846300 82212 17:06:01 52372 1829184 97.22 92 1090940 2311880 78.90 826156 827964 32652 17:07:02 265496 1616060 85.89 92 673816 2488584 84.93 768512 626988 70380 17:08:03 79504 1802052 95.77 92 844192 2582544 88.14 683104 907308 33308 17:09:01 71068 1810488 96.22 92 1138312 1591516 54.32 743760 855980 10640 17:10:01 482488 1399068 74.36 92 771044 1447344 49.40 490732 700864 32 17:11:01 409936 1471620 78.21 92 882912 1179580 40.26 471592 793892 8 17:12:01 414252 1467304 77.98 92 882900 1143588 39.03 468588 793484 8 17:13:01 414208 1467348 77.99 92 883348 1143660 39.03 468676 793936 8 17:14:01 414016 1467540 78.00 92 883336 1143636 39.03 468640 793936 12 17:15:01 414508 1467048 77.97 92 883364 1143588 39.03 468712 793960 8 17:16:01 414316 1467240 77.98 92 883372 1143588 39.03 468612 793960 0 17:17:01 414532 1467024 77.97 92 883380 1143588 39.03 468616 793968 8 17:18:01 413008 1468548 78.05 92 884260 1143660 39.03 468768 794816 32 17:19:01 220620 1660936 88.27 56 1037488 1366840 46.65 610936 810820 48 17:20:01 228792 1652764 87.84 56 1041708 1152948 39.35 611080 804704 28 17:21:01 230360 1651196 87.76 56 1041976 1354820 46.24 618728 794564 52 17:22:01 248260 1633296 86.81 56 1042056 1145740 39.10 613192 783536 32 17:23:01 257316 1624240 86.32 56 1042248 1336820 45.62 620260 765968 48 17:24:01 151636 1729920 91.94 56 1102840 1320704 45.07 618040 853664 88904 17:25:01 65348 1816208 96.53 8 1107840 1546916 52.79 630552 875220 83488 Average: 263637 1617919 85.99 257 965476 1447046 49.39 590850 807429 19949 17:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:04:01 eth0 1814.05 1445.80 4064.45 2895.07 0.00 0.00 0.00 17:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:04:01 docker0 737.97 600.42 62.86 2684.90 0.00 0.00 0.00 17:05:01 eth0 524.41 381.01 7337.03 57.74 0.00 0.00 0.00 17:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:05:01 docker0 153.07 175.78 10.76 835.11 0.00 0.00 0.00 17:06:01 vetha405291 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:06:01 veth73ca983 0.00 0.45 0.00 0.02 0.00 0.00 0.00 17:06:01 eth0 3056.02 2226.26 15590.02 3017.79 0.00 0.00 0.00 17:06:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 17:07:02 veth73ca983 0.00 0.02 0.00 0.00 0.00 0.00 0.00 17:07:02 veth0f0a8bf 1.05 1.46 0.07 10.37 0.00 0.00 0.00 17:07:02 eth0 21.63 12.08 27.05 8.70 0.00 0.00 0.00 17:07:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:08:03 veth68427d5 0.00 0.25 0.00 0.02 0.00 0.00 0.00 17:08:03 veth7f88aff 0.00 0.28 0.00 0.02 0.00 0.00 0.00 17:08:03 veth73ca983 0.00 0.72 0.00 0.03 0.00 0.00 0.00 17:08:03 eth0 3182.29 2302.46 15978.95 3074.84 0.00 0.00 0.00 17:09:01 veth73ca983 0.00 0.24 0.00 0.01 0.00 0.00 0.00 17:09:01 eth0 86.06 61.50 239.27 69.34 0.00 0.00 0.00 17:09:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 17:09:01 docker0 982.78 908.94 79.44 4333.61 0.00 0.00 0.00 17:10:01 eth0 251.54 233.20 173.06 733.34 0.00 0.00 0.00 17:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 docker0 3.26 6.78 0.18 43.95 0.00 0.00 0.00 17:11:01 eth0 218.64 230.21 99.32 1019.73 0.00 0.00 0.00 17:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 eth0 0.08 0.12 0.01 0.03 0.00 0.00 0.00 17:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 eth0 0.22 0.20 0.08 0.07 0.00 0.00 0.00 17:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 eth0 0.15 0.15 0.07 0.01 0.00 0.00 0.00 17:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 eth0 0.12 0.12 0.01 0.01 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 eth0 0.80 0.25 0.19 0.08 0.00 0.00 0.00 17:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 eth0 217.46 157.27 4126.04 50.99 0.00 0.00 0.00 17:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 veth4654f30 0.32 0.37 0.07 0.15 0.00 0.00 0.00 17:19:01 docker0 998.90 932.09 81.14 4498.75 0.00 0.00 0.00 17:20:01 eth0 130.33 105.94 110.18 118.82 0.00 0.00 0.00 17:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 docker0 4.19 3.75 1.02 1.84 0.00 0.00 0.00 17:21:01 eth0 114.05 89.75 104.18 98.31 0.00 0.00 0.00 17:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 veth4c6defb 0.33 0.40 0.08 0.19 0.00 0.00 0.00 17:21:01 docker0 1007.21 939.54 83.12 4503.09 0.00 0.00 0.00 17:22:01 eth0 107.57 85.10 98.11 90.71 0.00 0.00 0.00 17:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 docker0 3.81 3.46 0.94 1.66 0.00 0.00 0.00 17:23:01 eth0 106.51 84.12 101.79 94.48 0.00 0.00 0.00 17:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 veth9662641 0.27 0.22 0.04 0.13 0.00 0.00 0.00 17:23:01 docker0 1015.03 946.69 85.19 4505.98 0.00 0.00 0.00 17:24:01 eth0 760.34 606.81 6052.88 172.52 0.00 0.00 0.00 17:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 docker0 2.18 2.03 0.63 1.02 0.00 0.00 0.00 17:25:01 eth0 223.08 166.29 2592.98 83.44 0.00 0.00 0.00 17:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 docker0 40.43 43.36 2.84 205.11 0.00 0.00 0.00 Average: eth0 218.62 173.15 1246.40 254.51 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 48.15 45.17 4.04 214.53 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) 08/27/20 _x86_64_ (4 CPU) 17:02:11 LINUX RESTART 17:03:02 CPU %user %nice %system %iowait %steal %idle 17:04:01 all 19.04 0.00 6.54 1.79 0.28 72.35 17:04:01 0 21.91 0.00 7.45 1.29 0.26 69.09 17:04:01 1 20.01 0.00 5.91 1.23 0.26 72.59 17:04:01 2 24.00 0.00 6.83 1.32 0.28 67.57 17:04:01 3 10.31 0.00 5.97 3.35 0.29 80.08 17:05:01 all 13.47 0.00 8.77 5.02 0.25 72.50 17:05:01 0 13.55 0.00 8.82 3.61 0.27 73.75 17:05:01 1 12.91 0.00 8.86 5.66 0.24 72.32 17:05:01 2 12.94 0.00 9.04 6.18 0.26 71.59 17:05:01 3 14.45 0.00 8.37 4.61 0.24 72.32 17:06:01 all 18.65 0.00 18.36 10.37 0.49 52.13 17:06:01 0 17.97 0.00 17.37 9.27 0.54 54.86 17:06:01 1 18.93 0.00 19.19 11.68 0.50 49.70 17:06:01 2 20.57 0.00 17.56 12.20 0.42 49.25 17:06:01 3 17.12 0.00 19.33 8.32 0.51 54.72 17:07:02 all 49.24 0.00 17.83 18.81 0.34 13.79 17:07:02 0 49.86 0.00 17.76 20.89 0.37 11.13 17:07:02 1 49.27 0.00 17.82 19.15 0.29 13.48 17:07:02 2 48.83 0.00 18.11 19.23 0.35 13.48 17:07:02 3 48.99 0.00 17.62 15.92 0.32 17.14 17:08:03 all 28.26 0.00 17.37 32.66 0.28 21.44 17:08:03 0 27.70 0.00 17.82 32.31 0.29 21.87 17:08:03 1 27.75 0.00 16.93 37.15 0.29 17.88 17:08:03 2 28.22 0.00 17.25 29.29 0.26 24.99 17:08:03 3 29.34 0.00 17.50 31.91 0.26 20.98 17:09:01 all 32.31 0.00 16.56 33.34 0.36 17.42 17:09:01 0 32.11 0.00 17.03 31.27 0.39 19.20 17:09:01 1 32.38 0.00 16.34 33.74 0.34 17.20 17:09:01 2 33.08 0.00 16.07 32.84 0.36 17.65 17:09:01 3 31.70 0.00 16.79 35.52 0.36 15.63 17:10:01 all 19.93 0.00 8.85 5.83 0.26 65.13 17:10:01 0 20.40 0.00 10.19 8.20 0.24 60.97 17:10:01 1 19.28 0.00 7.82 4.92 0.31 67.67 17:10:01 2 19.31 0.00 8.21 4.44 0.27 67.76 17:10:01 3 20.73 0.00 9.15 5.77 0.21 64.14 17:11:01 all 5.60 0.00 1.91 1.91 0.14 90.43 17:11:01 0 5.76 0.00 2.27 1.97 0.12 89.88 17:11:01 1 5.58 0.00 1.80 1.91 0.18 90.53 17:11:01 2 5.38 0.00 1.87 2.03 0.13 90.58 17:11:01 3 5.68 0.00 1.71 1.73 0.15 90.72 17:12:01 all 0.08 0.00 0.05 0.00 0.01 99.86 17:12:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:12:01 1 0.05 0.00 0.05 0.00 0.00 99.90 17:12:01 2 0.03 0.00 0.03 0.00 0.02 99.92 17:12:01 3 0.20 0.00 0.07 0.00 0.00 99.73 17:13:01 all 0.11 0.00 0.04 0.00 0.01 99.83 17:13:01 0 0.05 0.00 0.03 0.02 0.02 99.88 17:13:01 1 0.03 0.00 0.02 0.00 0.02 99.93 17:13:01 2 0.08 0.00 0.07 0.00 0.02 99.83 17:13:01 3 0.30 0.00 0.03 0.00 0.02 99.65 17:14:01 all 0.16 0.00 0.03 0.00 0.02 99.79 17:14:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:14:01 1 0.53 0.00 0.03 0.00 0.02 99.42 17:14:01 2 0.03 0.00 0.05 0.00 0.02 99.90 17:14:01 3 0.05 0.00 0.03 0.00 0.03 99.88 17:15:01 all 0.13 0.00 0.03 0.00 0.00 99.83 17:15:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:15:01 1 0.45 0.00 0.03 0.00 0.02 99.50 17:15:01 2 0.05 0.00 0.05 0.00 0.00 99.90 17:15:01 3 0.02 0.00 0.02 0.00 0.00 99.97 17:16:01 all 0.15 0.00 0.03 0.00 0.00 99.81 17:16:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:16:01 1 0.52 0.00 0.03 0.00 0.00 99.44 17:16:01 2 0.05 0.00 0.07 0.00 0.02 99.86 17:16:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:17:01 all 0.16 0.00 0.03 0.00 0.01 99.80 17:17:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:17:01 1 0.50 0.00 0.03 0.00 0.00 99.47 17:17:01 2 0.07 0.00 0.05 0.00 0.02 99.87 17:17:01 3 0.05 0.00 0.02 0.00 0.00 99.93 17:18:01 all 0.16 0.00 0.06 0.02 0.00 99.76 17:18:01 0 0.02 0.00 0.08 0.08 0.00 99.82 17:18:01 1 0.53 0.00 0.03 0.00 0.00 99.43 17:18:01 2 0.08 0.00 0.08 0.00 0.02 99.82 17:18:01 3 0.02 0.00 0.03 0.00 0.02 99.93 17:19:01 all 8.63 0.00 5.95 6.02 0.22 79.17 17:19:01 0 8.24 0.00 5.92 6.97 0.29 78.58 17:19:01 1 8.42 0.00 6.72 6.79 0.19 77.88 17:19:01 2 9.34 0.00 5.51 3.17 0.22 81.77 17:19:01 3 8.54 0.00 5.68 7.16 0.20 78.42 17:20:01 all 3.57 0.00 3.83 0.48 0.15 91.97 17:20:01 0 3.89 0.00 4.41 0.63 0.15 90.93 17:20:01 1 3.57 0.00 3.61 0.27 0.10 92.45 17:20:01 2 3.54 0.00 3.81 0.56 0.22 91.88 17:20:01 3 3.29 0.00 3.50 0.45 0.13 92.62 17:21:01 all 3.24 0.00 3.64 0.56 0.14 92.43 17:21:01 0 3.54 0.00 4.16 0.20 0.12 91.97 17:21:01 1 3.10 0.00 3.50 0.45 0.10 92.84 17:21:01 2 2.98 0.00 3.08 0.42 0.17 93.34 17:21:01 3 3.30 0.00 3.81 1.15 0.17 91.58 17:22:01 all 3.39 0.00 3.44 0.40 0.18 92.58 17:22:01 0 3.38 0.00 3.89 0.37 0.19 92.18 17:22:01 1 3.41 0.00 3.02 0.40 0.12 93.05 17:22:01 2 3.59 0.00 3.43 0.40 0.17 92.41 17:22:01 3 3.22 0.00 3.38 0.42 0.24 92.74 17:23:01 all 3.27 0.00 3.60 0.48 0.18 92.46 17:23:01 0 3.65 0.00 4.52 0.47 0.15 91.20 17:23:01 1 3.45 0.00 3.65 0.84 0.20 91.86 17:23:01 2 2.96 0.00 2.69 0.35 0.19 93.80 17:23:01 3 3.03 0.00 3.57 0.29 0.20 92.90 17:24:01 all 9.11 0.00 6.06 1.14 0.37 83.32 17:24:01 0 7.70 0.00 6.24 0.98 0.31 84.78 17:24:01 1 10.29 0.00 5.94 1.80 0.36 81.61 17:24:01 2 9.45 0.00 6.24 1.24 0.46 82.62 17:24:01 3 8.99 0.00 5.82 0.51 0.36 84.32 17:25:01 all 10.32 0.00 7.67 3.93 0.17 77.91 17:25:01 0 8.31 0.00 6.95 2.84 0.14 81.75 17:25:01 1 10.83 0.00 8.57 6.22 0.15 74.23 17:25:01 2 8.25 0.00 6.95 2.41 0.14 82.25 17:25:01 3 13.87 0.00 8.24 4.27 0.24 73.38 Average: all 10.20 0.00 5.84 5.44 0.17 78.34 Average: 0 10.17 0.00 6.04 5.39 0.17 78.23 Average: 1 10.35 0.00 5.81 5.86 0.17 77.81 Average: 2 10.38 0.00 5.68 5.14 0.18 78.62 Average: 3 9.92 0.00 5.83 5.36 0.18 78.71