---> uname -a: Linux d16561480a2d 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/23 /dev/vda1 50.0G 13.5G 36.5G 27% /w/workspace/edgex-go/23@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 592 122 0 1123 1161 Swap: 1023 111 912 ---> 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 116: eth0@if117: 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) 04:30:13 LINUX RESTART 04:31:01 tps rtps wtps bread/s bwrtn/s 04:32:01 104.89 53.59 51.30 8364.33 17916.21 04:33:02 420.45 230.17 190.28 8064.32 70726.54 04:34:01 355.40 210.73 144.67 8722.69 30781.52 04:35:01 198.47 99.53 98.94 5543.86 28507.48 04:36:05 1742.31 1421.91 320.40 128831.11 190927.10 04:37:02 2081.50 1825.47 256.03 116015.47 126622.79 04:38:01 1429.98 1075.74 354.25 84213.66 115275.23 04:39:02 2330.20 1979.21 350.99 142494.23 146343.80 04:40:01 1133.89 815.01 318.88 50091.96 71304.08 04:41:01 23.76 17.70 6.06 3112.49 159.74 04:42:01 0.37 0.08 0.28 0.67 3.71 04:43:01 0.28 0.03 0.25 0.27 2.60 04:44:01 0.22 0.02 0.20 0.27 1.83 04:45:01 0.28 0.00 0.28 0.00 3.30 04:46:01 2.28 2.07 0.22 58.23 2.20 04:47:01 1.63 0.85 0.78 16.66 15.92 04:48:01 0.43 0.13 0.30 2.40 2.95 04:49:01 0.30 0.02 0.28 0.13 3.46 04:50:01 0.30 0.07 0.23 0.53 2.75 04:51:01 0.53 0.33 0.20 4.26 1.65 04:52:01 1.35 1.12 0.23 24.25 3.46 04:53:01 0.45 0.20 0.25 2.66 2.88 Average: 446.40 351.06 95.35 25353.36 36549.61 04:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:32:01 346976 1534580 81.56 2620 958528 1105100 37.72 479996 896328 116 04:33:02 85440 1796116 95.46 1492 1101744 1311496 44.76 656404 896444 0 04:34:01 500324 1381232 73.41 444 672616 1611948 55.01 549512 594400 26824 04:35:01 73796 1807760 96.08 316 1050340 1548500 52.85 692104 843952 85428 04:36:05 67644 1813912 96.40 0 1080536 2126244 72.56 739012 904012 81700 04:37:02 199268 1682288 89.41 0 639216 3125028 106.65 832304 629236 2000 04:38:01 73912 1807644 96.07 0 1122608 1978456 67.52 780824 834636 2440 04:39:02 164368 1717188 91.26 0 1046280 2318564 79.13 596284 922744 107368 04:40:01 879900 1001656 53.24 0 489104 1328452 45.34 374660 431544 12 04:41:01 797784 1083772 57.60 0 577456 1154072 39.39 393168 498852 16 04:42:01 799328 1082228 57.52 0 577464 1143780 39.04 392360 498540 16 04:43:01 799796 1081760 57.49 0 577476 1139668 38.89 392220 498452 8 04:44:01 799900 1081656 57.49 0 577488 1139668 38.89 392208 498456 16 04:45:01 800220 1081336 57.47 0 577500 1139668 38.89 392088 498464 8 04:46:01 798052 1083504 57.59 0 578480 1139752 38.90 393308 498780 24 04:47:01 797932 1083624 57.59 0 578492 1139716 38.90 393264 499224 12 04:48:01 798072 1083484 57.58 0 578500 1139668 38.89 393112 499324 12 04:49:01 797848 1083708 57.60 0 578508 1139668 38.89 393120 499324 8 04:50:01 797856 1083700 57.60 0 578516 1139668 38.89 393016 499340 8 04:51:01 797140 1084416 57.63 0 578524 1139752 38.90 393460 499460 20 04:52:01 796436 1085120 57.67 0 578532 1139888 38.90 393832 500192 16 04:53:01 797024 1084532 57.64 0 578548 1139732 38.90 393088 500284 16 Average: 580410 1301146 69.15 221 712566 1422204 48.54 491334 610999 13912 04:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:32:01 eth0 1235.26 1475.57 4724.40 228.28 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 1081.33 755.92 79.98 2653.79 0.00 0.00 0.00 04:33:02 eth0 1377.76 851.98 7395.16 2692.93 0.00 0.00 0.00 04:33:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:02 docker0 83.07 116.69 5.93 727.36 0.00 0.00 0.00 04:34:01 eth0 54.69 36.98 34.19 55.16 0.00 0.00 0.00 04:34:01 veth57d2a1c 0.00 0.14 0.00 0.01 0.00 0.00 0.00 04:34:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:34:01 docker0 1182.45 886.23 87.23 3434.36 0.00 0.00 0.00 04:35:01 eth0 135.42 92.42 2215.93 75.38 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 docker0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 04:36:05 veth93d671e 0.00 0.44 0.00 0.02 0.00 0.00 0.00 04:36:05 eth0 3136.61 2650.81 15117.76 2947.83 0.00 0.00 0.00 04:36:05 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:36:05 docker0 1099.88 833.89 80.88 3294.75 0.00 0.00 0.00 04:37:02 veth9960fa4 0.00 0.14 0.00 0.01 0.00 0.00 0.00 04:37:02 veth93d671e 0.00 0.50 0.00 0.03 0.00 0.00 0.00 04:37:02 eth0 3593.06 3032.51 17267.78 3370.57 0.00 0.00 0.00 04:37:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:38:01 vetha1948cb 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:38:01 veth93d671e 0.00 0.29 0.00 0.01 0.00 0.00 0.00 04:38:01 veth404c4d6 0.00 0.08 0.00 0.01 0.00 0.00 0.00 04:38:01 eth0 3552.09 2961.55 16996.98 3269.96 0.00 0.00 0.00 04:39:02 veth3a24049 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:39:02 vethb7a50fe 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:39:02 veth4c805a4 2.64 3.98 0.43 19.82 0.00 0.00 0.00 04:39:02 veth93d671e 0.00 0.84 0.00 0.04 0.00 0.00 0.00 04:40:01 veth93d671e 0.00 0.19 0.00 0.01 0.00 0.00 0.00 04:40:01 eth0 3721.74 3079.55 17310.76 3456.03 0.00 0.00 0.00 04:40:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:40:01 docker0 1251.14 1001.62 91.24 4262.33 0.00 0.00 0.00 04:41:01 eth0 2.61 1.90 2.71 1.07 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.43 0.38 0.44 0.03 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.17 0.13 0.09 0.01 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 04:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 eth0 1.38 0.13 0.24 0.07 0.00 0.00 0.00 04:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 eth0 0.95 0.67 0.53 0.40 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:53:01 eth0 0.08 0.03 0.01 0.00 0.00 0.00 0.00 04:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 144.60 122.73 701.28 152.42 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 56.02 44.85 4.09 190.86 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) 04:30:13 LINUX RESTART 04:31:01 CPU %user %nice %system %iowait %steal %idle 04:32:01 all 12.78 0.00 4.22 1.79 0.32 80.89 04:32:01 0 10.62 0.00 5.19 0.33 0.34 83.52 04:32:01 1 11.47 0.00 3.39 1.38 0.22 83.54 04:32:01 2 11.66 0.00 3.50 1.38 0.34 83.12 04:32:01 3 17.34 0.00 4.82 4.04 0.39 73.41 04:33:02 all 19.98 0.00 8.96 4.93 0.72 65.40 04:33:02 0 16.30 0.00 9.56 3.18 0.73 70.24 04:33:02 1 17.20 0.00 9.16 7.76 0.75 65.12 04:33:02 2 26.64 0.00 8.92 3.34 0.73 60.37 04:33:02 3 19.75 0.00 8.20 5.41 0.69 65.95 04:34:01 all 53.03 0.00 13.57 8.05 0.43 24.92 04:34:01 0 48.99 0.00 12.83 7.21 0.52 30.44 04:34:01 1 53.52 0.00 14.08 8.15 0.45 23.80 04:34:01 2 53.95 0.00 14.25 6.50 0.30 25.01 04:34:01 3 55.64 0.00 13.15 10.33 0.45 20.42 04:35:01 all 27.79 0.00 9.26 2.59 0.57 59.80 04:35:01 0 27.03 0.00 9.21 3.95 0.58 59.22 04:35:01 1 25.06 0.00 8.67 2.29 0.54 63.44 04:35:01 2 30.34 0.00 9.96 1.68 0.59 57.43 04:35:01 3 28.72 0.00 9.19 2.44 0.60 59.07 04:36:05 all 17.85 0.00 19.48 24.54 0.40 37.74 04:36:05 0 17.45 0.00 18.67 25.26 0.40 38.21 04:36:05 1 18.70 0.00 19.73 23.53 0.37 37.67 04:36:05 2 17.38 0.00 19.90 25.37 0.42 36.93 04:36:05 3 17.88 0.00 19.59 24.01 0.37 38.15 04:37:02 all 54.12 0.00 17.30 16.72 0.31 11.55 04:37:02 0 53.06 0.00 18.17 16.00 0.29 12.48 04:37:02 1 54.57 0.00 16.82 15.97 0.35 12.29 04:37:02 2 53.95 0.00 16.68 18.54 0.35 10.48 04:37:02 3 54.93 0.00 17.51 16.37 0.24 10.96 04:38:01 all 19.69 0.00 16.39 30.92 0.59 32.41 04:38:01 0 19.53 0.00 14.94 30.38 0.57 34.59 04:38:01 1 22.06 0.00 16.41 30.80 0.56 30.18 04:38:01 2 19.15 0.00 16.38 37.21 0.62 26.63 04:38:01 3 18.00 0.00 17.88 25.23 0.63 38.26 04:39:02 all 29.27 0.00 16.43 32.62 0.22 21.45 04:39:02 0 31.01 0.00 16.29 36.29 0.17 16.24 04:39:02 1 27.07 0.00 15.30 29.58 0.22 27.83 04:39:02 2 29.03 0.00 17.28 32.27 0.24 21.19 04:39:02 3 29.96 0.00 16.88 32.35 0.27 20.54 04:40:01 all 40.07 0.00 14.50 22.89 0.03 22.52 04:40:01 0 40.33 0.00 14.68 22.54 0.02 22.44 04:40:01 1 38.63 0.00 14.34 20.03 0.03 26.96 04:40:01 2 39.68 0.00 14.47 25.47 0.03 20.36 04:40:01 3 41.67 0.00 14.49 23.52 0.03 20.28 04:41:01 all 0.27 0.00 0.23 0.33 0.00 99.17 04:41:01 0 0.52 0.00 0.17 0.13 0.00 99.18 04:41:01 1 0.15 0.00 0.20 0.07 0.00 99.58 04:41:01 2 0.15 0.00 0.18 0.30 0.00 99.37 04:41:01 3 0.30 0.00 0.42 0.82 0.00 98.47 04:42:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:42:01 0 0.50 0.00 0.03 0.00 0.00 99.47 04:42:01 1 0.02 0.00 0.02 0.02 0.00 99.95 04:42:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:42:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:43:01 0 0.52 0.00 0.00 0.00 0.00 99.48 04:43:01 1 0.02 0.00 0.00 0.00 0.00 99.98 04:43:01 2 0.05 0.00 0.05 0.00 0.00 99.90 04:43:01 3 0.02 0.00 0.00 0.00 0.00 99.98 04:44:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:44:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:44:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:44:01 3 0.52 0.00 0.02 0.00 0.00 99.47 04:45:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:45:01 0 0.05 0.00 0.03 0.00 0.00 99.92 04:45:01 1 0.02 0.00 0.00 0.00 0.00 99.98 04:45:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:45:01 3 0.53 0.00 0.02 0.00 0.00 99.45 04:46:01 all 0.16 0.00 0.05 0.04 0.00 99.75 04:46:01 0 0.05 0.00 0.03 0.00 0.00 99.92 04:46:01 1 0.02 0.00 0.08 0.10 0.00 99.80 04:46:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:46:01 3 0.53 0.00 0.03 0.05 0.00 99.38 04:47:01 all 0.15 0.00 0.02 0.03 0.00 99.80 04:47:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:47:01 1 0.03 0.00 0.02 0.10 0.00 99.85 04:47:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:47:01 3 0.52 0.00 0.02 0.00 0.00 99.47 04:48:01 all 0.10 0.00 0.02 0.00 0.00 99.87 04:48:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 1 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 2 0.03 0.00 0.02 0.03 0.00 99.92 04:48:01 3 0.33 0.00 0.02 0.00 0.00 99.65 04:49:01 all 0.03 0.00 0.03 0.00 0.00 99.94 04:49:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:49:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:49:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:49:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:50:01 all 0.13 0.00 0.02 0.00 0.00 99.84 04:50:01 0 0.45 0.00 0.03 0.00 0.00 99.52 04:50:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:50:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:50:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:51:01 all 0.16 0.00 0.03 0.02 0.00 99.80 04:51:01 0 0.52 0.00 0.05 0.03 0.00 99.40 04:51:01 1 0.02 0.00 0.02 0.02 0.00 99.95 04:51:01 2 0.07 0.00 0.05 0.02 0.00 99.87 04:51:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:52:01 all 0.16 0.00 0.02 0.04 0.00 99.78 04:52:01 0 0.52 0.00 0.02 0.02 0.00 99.45 04:52:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:52:01 2 0.02 0.00 0.02 0.02 0.00 99.95 04:52:01 3 0.07 0.00 0.02 0.12 0.00 99.80 04:53:01 all 0.15 0.00 0.02 0.01 0.00 99.81 04:53:01 0 0.52 0.00 0.02 0.00 0.00 99.47 04:53:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:53:01 2 0.03 0.00 0.03 0.00 0.00 99.93 04:53:01 3 0.03 0.00 0.02 0.03 0.00 99.92 Average: all 12.24 0.00 5.39 6.51 0.16 75.69 Average: 0 11.88 0.00 5.37 6.53 0.16 76.06 Average: 1 11.90 0.00 5.30 6.26 0.16 76.38 Average: 2 12.51 0.00 5.45 6.80 0.16 75.07 Average: 3 12.68 0.00 5.45 6.46 0.16 75.25