---> uname -a: Linux b277ddc345fc 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 12.5G 37.5G 25% / 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 12.5G 37.5G 25% /etc/resolv.conf /dev/vda1 50.0G 12.5G 37.5G 25% /etc/hostname /dev/vda1 50.0G 12.5G 37.5G 25% /etc/hosts /dev/vda1 50.0G 12.5G 37.5G 25% /var/log/sa /dev/vda1 50.0G 12.5G 37.5G 25% /w/workspace/edgex-go/19@tmp /dev/vda1 50.0G 12.5G 37.5G 25% /w/workspace/edgex-go/19 ---> free -m: total used free shared buff/cache available Mem: 1837 568 100 0 1168 1182 Swap: 1023 104 919 ---> 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 106: eth0@if107: 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) 07/30/20 _x86_64_ (4 CPU) 08:08:24 LINUX RESTART 08:09:01 tps rtps wtps bread/s bwrtn/s 08:10:01 120.28 54.79 65.49 8348.89 20600.03 08:11:01 466.79 239.33 227.45 9876.61 76983.31 08:12:01 321.55 199.03 122.52 7562.58 25566.74 08:13:03 695.31 469.10 226.21 78047.23 158747.65 08:14:01 2861.51 2521.91 339.60 162144.68 174053.02 08:15:02 366.70 131.76 234.94 24449.75 58141.13 08:16:03 1737.41 1417.65 319.76 96766.28 117621.75 08:17:01 1485.85 1154.46 331.39 82014.29 99476.08 08:18:01 127.14 73.23 53.91 6043.69 4062.72 08:19:01 0.80 0.62 0.18 18.12 1.67 08:20:01 0.32 0.05 0.27 0.53 3.10 08:21:01 0.27 0.00 0.27 0.00 3.11 08:22:01 0.27 0.02 0.25 0.27 2.60 08:23:01 0.28 0.00 0.28 0.00 3.13 08:24:01 3.16 2.91 0.25 251.39 3.36 08:25:01 2.75 1.98 0.77 26.11 14.80 08:26:01 0.23 0.00 0.23 0.00 2.96 08:27:01 0.20 0.03 0.17 0.80 1.77 Average: 450.61 344.09 106.52 26240.81 40801.00 08:09:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 318628 1562928 83.07 2620 997560 1072128 36.59 567224 837672 136 08:11:01 227000 1654556 87.94 1580 964088 1689860 57.67 598348 818308 32 08:12:01 215924 1665632 88.52 680 843300 1524076 52.01 762564 661044 62368 08:13:03 67792 1813764 96.40 152 1052792 2206404 75.30 736992 915904 44324 08:14:01 180732 1700824 90.39 88 759308 4339816 148.11 777360 707868 4576 08:15:02 65996 1815560 96.49 88 1193872 1320748 45.07 753472 854972 52944 08:16:03 52436 1829120 97.21 88 1182868 1648104 56.25 688392 930500 57528 08:17:01 456868 1424688 75.72 88 830564 1969236 67.21 395480 837028 8 08:18:01 634536 1247020 66.28 88 752200 1177520 40.19 299724 759720 8 08:19:01 638124 1243432 66.09 88 752664 1139556 38.89 297580 759328 12 08:20:01 638660 1242896 66.06 88 752676 1139472 38.89 297132 759352 12 08:21:01 638336 1243220 66.07 88 752696 1139520 38.89 297432 759364 8 08:22:01 638512 1243044 66.06 88 752700 1139472 38.89 297076 759364 8 08:23:01 638404 1243152 66.07 88 752712 1139472 38.89 297184 759372 8 08:24:01 627936 1253620 66.63 88 759272 1139544 38.89 303400 762980 24 08:25:01 626920 1254636 66.68 88 759268 1139556 38.89 303448 763728 20 08:26:01 627816 1253740 66.63 88 759288 1139472 38.89 302872 763744 8 08:27:01 627856 1253700 66.63 88 759292 1139472 38.89 303020 763760 8 Average: 440138 1441418 76.61 348 854284 1511302 51.58 459928 787445 12335 08:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:10:01 eth0 2545.36 1952.55 6193.51 2228.89 0.00 0.00 0.00 08:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 docker0 843.74 816.01 67.95 2660.37 0.00 0.00 0.00 08:11:01 eth0 822.91 584.68 7314.91 778.63 0.00 0.00 0.00 08:11:01 veth87822ff 0.00 0.02 0.00 0.00 0.00 0.00 0.00 08:11:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 08:11:01 docker0 937.64 941.30 74.79 3388.38 0.00 0.00 0.00 08:12:01 eth0 55.18 37.12 35.86 51.47 0.00 0.00 0.00 08:12:01 veth87822ff 0.00 0.12 0.00 0.01 0.00 0.00 0.00 08:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:03 vethd58b0c2 0.00 0.13 0.00 0.01 0.00 0.00 0.00 08:13:03 eth0 3560.69 2639.61 15070.37 3024.24 0.00 0.00 0.00 08:13:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 veth79bb2d9 0.00 0.10 0.00 0.01 0.00 0.00 0.00 08:14:01 vethd58b0c2 0.00 0.48 0.00 0.03 0.00 0.00 0.00 08:14:01 veth84a5945 0.00 0.10 0.00 0.01 0.00 0.00 0.00 08:14:01 vethb5e66de 0.00 0.10 0.00 0.01 0.00 0.00 0.00 08:15:02 vethdccc919 3.10 6.63 0.22 43.82 0.00 0.00 0.00 08:15:02 vethd58b0c2 0.00 0.07 0.00 0.00 0.00 0.00 0.00 08:15:02 vethc298303 6.63 3.10 43.82 0.22 0.00 0.00 0.00 08:15:02 eth0 3751.84 2772.84 15761.99 3160.63 0.00 0.00 0.00 08:16:03 vethd58b0c2 0.00 0.15 0.00 0.01 0.00 0.00 0.00 08:16:03 eth0 111.87 74.51 419.87 84.46 0.00 0.00 0.00 08:16:03 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 08:16:03 vethe6a0890 3.70 4.46 0.49 18.80 0.00 0.00 0.00 08:17:01 veth88af332 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 vethd58b0c2 0.00 0.96 0.00 0.04 0.00 0.00 0.00 08:17:01 eth0 4080.63 2997.30 16946.29 3414.74 0.00 0.00 0.00 08:17:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 08:18:01 eth0 32.53 24.78 47.13 37.01 0.00 0.00 0.00 08:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 docker0 1007.34 1053.78 78.95 4144.48 0.00 0.00 0.00 08:19:01 eth0 0.18 0.17 0.08 0.07 0.00 0.00 0.00 08:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 08:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 eth0 0.20 0.18 0.07 0.01 0.00 0.00 0.00 08:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 08:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 08:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 08:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 eth0 0.15 0.12 0.06 0.01 0.00 0.00 0.00 08:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 eth0 0.08 0.10 0.01 0.01 0.00 0.00 0.00 08:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 08:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 214.07 158.95 899.09 185.41 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 56.00 58.59 4.39 230.42 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) 07/30/20 _x86_64_ (4 CPU) 08:08:24 LINUX RESTART 08:09:01 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 21.18 0.00 7.16 2.52 0.03 69.11 08:10:01 0 32.53 0.00 9.98 2.22 0.03 55.24 08:10:01 1 14.16 0.00 6.05 2.20 0.03 77.56 08:10:01 2 21.98 0.00 6.60 1.03 0.02 70.37 08:10:01 3 16.08 0.00 5.99 4.66 0.03 73.23 08:11:01 all 15.76 0.00 9.67 5.27 0.06 69.24 08:11:01 0 19.52 0.00 9.60 5.13 0.07 65.68 08:11:01 1 14.45 0.00 9.82 4.99 0.05 70.69 08:11:01 2 14.90 0.00 9.46 5.44 0.07 70.13 08:11:01 3 14.19 0.00 9.81 5.49 0.05 70.46 08:12:01 all 53.83 0.00 14.21 6.46 0.04 25.47 08:12:01 0 51.79 0.00 14.29 4.19 0.05 29.69 08:12:01 1 52.84 0.00 14.43 8.73 0.02 23.98 08:12:01 2 54.96 0.00 14.40 6.51 0.02 24.11 08:12:01 3 55.71 0.00 13.71 6.40 0.05 24.13 08:13:03 all 20.20 0.00 15.62 13.20 0.06 50.92 08:13:03 0 20.10 0.00 15.24 11.25 0.05 53.36 08:13:03 1 20.19 0.00 16.67 14.62 0.08 48.45 08:13:03 2 19.36 0.00 15.23 13.73 0.07 51.61 08:13:03 3 21.13 0.00 15.37 13.22 0.03 50.26 08:14:01 all 19.74 0.00 22.64 31.60 0.11 25.91 08:14:01 0 19.38 0.00 23.03 31.62 0.18 25.80 08:14:01 1 20.30 0.00 22.64 32.39 0.09 24.58 08:14:01 2 18.66 0.00 22.11 33.65 0.09 25.48 08:14:01 3 20.63 0.00 22.78 28.69 0.07 27.82 08:15:02 all 51.08 0.00 14.04 20.02 0.04 14.82 08:15:02 0 50.89 0.00 13.67 21.44 0.03 13.96 08:15:02 1 52.06 0.00 12.57 21.90 0.03 13.44 08:15:02 2 50.50 0.00 15.37 16.64 0.05 17.45 08:15:02 3 50.89 0.00 14.57 20.11 0.03 14.40 08:16:03 all 39.22 0.00 21.17 22.16 0.07 17.38 08:16:03 0 38.86 0.00 21.70 21.07 0.08 18.29 08:16:03 1 39.44 0.00 20.69 21.38 0.08 18.41 08:16:03 2 39.60 0.00 21.06 24.43 0.08 14.83 08:16:03 3 38.90 0.00 21.26 21.76 0.07 18.01 08:17:01 all 20.60 0.00 15.20 27.48 0.09 36.63 08:17:01 0 21.46 0.00 15.87 22.45 0.04 40.19 08:17:01 1 20.33 0.00 14.63 29.70 0.12 35.22 08:17:01 2 20.86 0.00 15.80 29.19 0.11 34.04 08:17:01 3 19.75 0.00 14.50 28.62 0.09 37.04 08:18:01 all 7.84 0.00 3.68 2.03 0.01 86.45 08:18:01 0 8.28 0.00 3.66 1.73 0.02 86.32 08:18:01 1 6.92 0.00 3.58 1.88 0.00 87.62 08:18:01 2 8.07 0.00 4.07 2.80 0.02 85.04 08:18:01 3 8.11 0.00 3.39 1.68 0.00 86.81 08:19:01 all 0.03 0.00 0.04 0.01 0.00 99.92 08:19:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:19:01 1 0.02 0.00 0.05 0.02 0.00 99.92 08:19:01 2 0.02 0.00 0.07 0.02 0.00 99.90 08:19:01 3 0.02 0.00 0.02 0.00 0.00 99.97 08:20:01 all 0.10 0.00 0.03 0.00 0.00 99.87 08:20:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:20:01 1 0.05 0.00 0.03 0.00 0.00 99.92 08:20:01 2 0.32 0.00 0.03 0.00 0.00 99.65 08:20:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:21:01 all 0.15 0.00 0.03 0.00 0.00 99.82 08:21:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:21:01 1 0.03 0.00 0.03 0.00 0.00 99.93 08:21:01 2 0.52 0.00 0.02 0.00 0.00 99.47 08:21:01 3 0.03 0.00 0.02 0.00 0.00 99.95 08:22:01 all 0.15 0.00 0.02 0.00 0.00 99.83 08:22:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:22:01 1 0.05 0.00 0.05 0.00 0.00 99.90 08:22:01 2 0.52 0.00 0.02 0.00 0.00 99.47 08:22:01 3 0.02 0.00 0.02 0.02 0.00 99.95 08:23:01 all 0.15 0.00 0.02 0.00 0.00 99.83 08:23:01 0 0.00 0.00 0.02 0.00 0.00 99.98 08:23:01 1 0.03 0.00 0.03 0.00 0.00 99.93 08:23:01 2 0.53 0.00 0.02 0.00 0.00 99.45 08:23:01 3 0.02 0.00 0.02 0.00 0.00 99.97 08:24:01 all 0.16 0.00 0.05 0.07 0.00 99.72 08:24:01 0 0.02 0.00 0.02 0.02 0.00 99.95 08:24:01 1 0.05 0.00 0.10 0.20 0.00 99.65 08:24:01 2 0.53 0.00 0.03 0.00 0.00 99.43 08:24:01 3 0.05 0.00 0.07 0.07 0.00 99.82 08:25:01 all 0.15 0.00 0.02 0.07 0.00 99.76 08:25:01 0 0.02 0.00 0.03 0.12 0.00 99.83 08:25:01 1 0.02 0.00 0.02 0.00 0.00 99.97 08:25:01 2 0.50 0.00 0.03 0.00 0.00 99.47 08:25:01 3 0.03 0.00 0.03 0.15 0.00 99.78 08:26:01 all 0.16 0.00 0.03 0.00 0.00 99.81 08:26:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:26:01 1 0.03 0.00 0.03 0.00 0.00 99.93 08:26:01 2 0.53 0.00 0.02 0.00 0.00 99.45 08:26:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:27:01 all 0.15 0.00 0.02 0.00 0.00 99.83 08:27:01 0 0.00 0.00 0.00 0.00 0.00 100.00 08:27:01 1 0.03 0.00 0.05 0.00 0.00 99.92 08:27:01 2 0.53 0.00 0.03 0.00 0.00 99.43 08:27:01 3 0.03 0.00 0.03 0.02 0.00 99.92 Average: all 13.78 0.00 6.76 7.10 0.03 72.34 Average: 0 14.47 0.00 6.96 6.58 0.03 71.96 Average: 1 13.26 0.00 6.64 7.49 0.03 72.58 Average: 2 13.92 0.00 6.79 7.23 0.03 72.03 Average: 3 13.49 0.00 6.63 7.08 0.02 72.78