---> uname -a: Linux 0597521ae04b 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: 2933.442 BogoMIPS: 5866.88 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 13.7G 36.3G 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 13.7G 36.3G 27% /etc/resolv.conf /dev/vda1 50.0G 13.7G 36.3G 27% /etc/hostname /dev/vda1 50.0G 13.7G 36.3G 27% /etc/hosts /dev/vda1 50.0G 13.7G 36.3G 27% /var/log/sa /dev/vda1 50.0G 13.7G 36.3G 27% /w/workspace/edgex-go/127 /dev/vda1 50.0G 13.7G 36.3G 27% /w/workspace/edgex-go/127@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 714 120 0 1002 1064 Swap: 1023 41 982 ---> 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 202: eth0@if203: 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) 08/19/20 _x86_64_ (4 CPU) 20:04:03 LINUX RESTART 20:05:02 tps rtps wtps bread/s bwrtn/s 20:06:01 136.47 60.08 76.39 8482.41 38732.49 20:07:01 462.71 254.99 207.72 7802.79 54207.85 20:08:03 1416.65 1133.58 283.07 93296.18 145127.93 20:09:01 1370.95 1120.88 250.07 82375.14 95333.09 20:10:05 1515.27 1154.28 360.99 93267.68 139733.73 20:11:02 1608.53 1349.73 258.80 85798.76 98882.96 20:12:01 293.84 54.11 239.73 6628.36 24824.53 20:13:01 27.22 10.42 16.80 2306.51 430.00 20:14:01 2.31 0.00 2.31 0.00 47.81 20:15:01 0.82 0.48 0.33 17.19 5.01 20:16:01 0.28 0.02 0.27 0.53 4.03 20:17:01 0.37 0.02 0.35 0.27 5.26 20:18:01 0.35 0.00 0.35 0.00 5.25 20:19:01 0.75 0.37 0.38 10.79 5.94 20:20:01 2.07 1.27 0.80 42.64 16.57 20:21:01 258.77 135.57 123.20 6899.60 31908.19 20:22:01 50.37 8.69 41.68 970.71 3360.39 20:23:01 29.53 0.32 29.22 6.26 444.12 20:24:02 29.07 1.08 27.99 39.94 428.71 20:25:01 27.29 0.15 27.14 6.50 416.95 20:26:01 61.38 12.01 49.37 2214.50 13089.97 20:27:01 249.42 131.08 118.34 8633.56 25046.47 Average: 343.76 247.23 96.53 18226.24 30783.58 20:05:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:06:01 79748 1801808 95.76 2460 1139692 1522996 51.98 716812 917740 78612 20:07:01 109432 1772124 94.18 1492 1053924 1313000 44.81 749592 762752 8 20:08:03 52424 1829132 97.21 0 1105632 1924612 65.68 792176 866712 78504 20:09:01 484120 1397436 74.27 0 654232 1969932 67.23 522820 657012 4516 20:10:05 83612 1797944 95.56 0 1076784 1937352 66.12 607276 1014120 61940 20:11:02 411256 1470300 78.14 0 609192 2543988 86.82 534632 724776 16572 20:12:01 310264 1571292 83.51 0 923676 1385768 47.29 469796 880584 20 20:13:01 269896 1611660 85.66 0 992328 1241880 42.38 564112 827340 8 20:14:01 281764 1599792 85.02 0 992336 1141684 38.96 554516 826980 8 20:15:01 281748 1599808 85.03 0 992800 1141876 38.97 555088 827480 8 20:16:01 281868 1599688 85.02 0 992796 1141744 38.97 554784 827480 8 20:17:01 281984 1599572 85.01 0 992812 1141684 38.96 554652 827496 8 20:18:01 282372 1599184 84.99 0 992832 1141684 38.96 554540 827504 8 20:19:01 281696 1599860 85.03 0 993192 1142132 38.98 554668 827628 8 20:20:01 279792 1601764 85.13 0 993728 1141828 38.97 555064 828288 8 20:21:01 168516 1713040 91.04 0 1056868 1242356 42.40 672544 772812 61884 20:22:01 214576 1666980 88.60 0 1027780 1353860 46.20 702752 717324 48 20:23:01 200728 1680828 89.33 0 1027976 1343140 45.84 725536 708628 44 20:24:02 202376 1679180 89.24 0 1028088 1436676 49.03 730260 701556 36 20:25:01 238644 1642912 87.32 0 1028244 1330288 45.40 706752 689340 40 20:26:01 82916 1798640 95.59 0 1120528 1570608 53.60 725352 831056 46148 20:27:01 69784 1811772 96.29 0 1092264 1351584 46.13 578148 914268 252 Average: 224978 1656578 88.04 180 994896 1430031 48.80 621903 808131 15849 20:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:06:01 eth0 2073.49 1645.09 8840.80 2905.04 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 889.46 803.16 71.50 2702.86 0.00 0.00 0.00 20:07:01 eth0 357.50 233.37 1928.45 30.38 0.00 0.00 0.00 20:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:01 docker0 133.28 162.57 9.03 834.52 0.00 0.00 0.00 20:08:03 eth0 132.93 87.14 1791.83 71.78 0.00 0.00 0.00 20:08:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:08:03 veth3c11b5f 0.00 0.42 0.00 0.02 0.00 0.00 0.00 20:08:03 docker0 992.86 946.91 77.83 3539.45 0.00 0.00 0.00 20:09:01 veth91b7d7e 0.00 0.15 0.00 0.01 0.00 0.00 0.00 20:09:01 eth0 3548.83 2749.63 16098.09 3132.94 0.00 0.00 0.00 20:09:01 veth3420144 0.00 0.15 0.00 0.01 0.00 0.00 0.00 20:09:01 veth24c4b00 0.00 0.15 0.00 0.01 0.00 0.00 0.00 20:10:05 eth0 96.18 63.24 227.47 69.05 0.00 0.00 0.00 20:10:05 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 20:10:05 veth3c11b5f 0.00 0.80 0.00 0.04 0.00 0.00 0.00 20:10:05 docker0 986.93 954.19 76.81 3655.12 0.00 0.00 0.00 20:11:02 vethbca9953 0.00 0.14 0.00 0.01 0.00 0.00 0.00 20:11:02 vethc41fa1a 0.00 0.14 0.00 0.01 0.00 0.00 0.00 20:11:02 eth0 3841.67 2961.79 17020.15 3404.86 0.00 0.00 0.00 20:11:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:12:01 eth0 138.98 88.29 528.41 73.85 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 1100.32 1094.59 85.05 4376.97 0.00 0.00 0.00 20:13:01 eth0 414.47 425.39 199.08 1707.92 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 0.60 0.10 0.06 0.03 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 1.02 0.82 1.17 0.29 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 0.22 0.13 0.07 0.01 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 0.08 0.08 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 0.42 0.08 0.04 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 1.20 0.70 0.68 0.46 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 veth3010d53 35.92 35.20 3.95 234.75 0.00 0.00 0.00 20:21:01 eth0 4370.99 3449.20 20723.61 5040.54 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 1118.29 1111.80 87.12 4540.31 0.00 0.00 0.00 20:22:01 eth0 121.54 95.47 259.49 81.98 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 veth31f8ee3 0.47 0.65 0.17 0.26 0.00 0.00 0.00 20:22:01 docker0 3.84 3.40 0.85 1.65 0.00 0.00 0.00 20:23:01 eth0 122.36 99.33 107.42 115.22 0.00 0.00 0.00 20:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:23:01 docker0 4.28 3.83 1.10 1.90 0.00 0.00 0.00 20:24:02 vethc01335b 0.00 0.05 0.00 0.00 0.00 0.00 0.00 20:24:02 eth0 4718.51 3725.81 21191.26 5323.29 0.00 0.00 0.00 20:24:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:24:02 docker0 1129.96 1122.17 89.97 4544.77 0.00 0.00 0.00 20:25:01 eth0 107.84 85.39 97.58 95.18 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 veth49afb31 0.36 0.41 0.09 0.17 0.00 0.00 0.00 20:25:01 docker0 4.33 4.01 1.21 2.03 0.00 0.00 0.00 20:26:01 eth0 2176.96 1299.50 6149.40 227.87 0.00 0.00 0.00 20:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 docker0 2.58 2.38 0.70 1.18 0.00 0.00 0.00 20:27:01 eth0 164.01 110.07 262.19 73.94 0.00 0.00 0.00 20:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 docker0 47.74 81.74 2.69 189.59 0.00 0.00 0.00 Average: eth0 284.65 204.13 1113.30 255.96 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 53.95 55.12 4.31 215.78 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) 08/19/20 _x86_64_ (4 CPU) 20:04:03 LINUX RESTART 20:05:02 CPU %user %nice %system %iowait %steal %idle 20:06:01 all 20.79 0.00 7.60 2.48 0.14 69.00 20:06:01 0 21.73 0.00 10.30 2.18 0.12 65.67 20:06:01 1 24.51 0.00 6.84 1.42 0.12 67.11 20:06:01 2 19.94 0.00 7.06 3.58 0.19 69.22 20:06:01 3 16.98 0.00 6.21 2.72 0.14 73.95 20:07:01 all 11.36 0.00 8.24 8.18 0.13 72.09 20:07:01 0 11.05 0.00 8.38 8.70 0.12 71.75 20:07:01 1 11.56 0.00 7.86 7.43 0.15 73.00 20:07:01 2 11.76 0.00 8.87 10.15 0.15 69.06 20:07:01 3 11.04 0.00 7.85 6.43 0.14 74.54 20:08:03 all 18.43 0.00 19.98 14.87 0.24 46.47 20:08:03 0 19.17 0.00 19.94 16.07 0.20 44.62 20:08:03 1 17.22 0.00 18.98 16.05 0.20 47.55 20:08:03 2 17.99 0.00 19.70 12.88 0.25 49.17 20:08:03 3 19.37 0.00 21.30 14.49 0.29 44.55 20:09:01 all 50.42 0.00 17.43 20.71 0.22 11.22 20:09:01 0 50.58 0.00 16.84 21.63 0.26 10.69 20:09:01 1 50.06 0.00 17.57 21.02 0.26 11.09 20:09:01 2 49.57 0.00 18.36 19.21 0.23 12.63 20:09:01 3 51.43 0.00 16.96 20.98 0.16 10.46 20:10:05 all 20.31 0.00 22.19 30.08 0.21 27.20 20:10:05 0 19.84 0.00 21.54 32.70 0.18 25.74 20:10:05 1 19.74 0.00 22.94 29.88 0.23 27.22 20:10:05 2 20.76 0.00 22.28 26.30 0.23 30.43 20:10:05 3 20.92 0.00 22.01 31.48 0.21 25.38 20:11:02 all 50.04 0.00 20.15 17.97 0.16 11.68 20:11:02 0 48.29 0.00 21.66 18.77 0.15 11.14 20:11:02 1 50.96 0.00 19.51 18.33 0.18 11.01 20:11:02 2 50.35 0.00 19.45 18.33 0.18 11.70 20:11:02 3 50.56 0.00 19.99 16.43 0.11 12.91 20:12:01 all 15.38 0.00 9.86 16.64 0.08 58.04 20:12:01 0 18.50 0.00 10.79 15.16 0.10 55.44 20:12:01 1 13.27 0.00 9.91 20.99 0.07 55.76 20:12:01 2 15.63 0.00 9.33 14.00 0.07 60.97 20:12:01 3 14.11 0.00 9.43 16.41 0.05 60.00 20:13:01 all 9.72 0.00 3.24 0.27 0.06 86.71 20:13:01 0 9.78 0.00 3.68 0.41 0.07 86.07 20:13:01 1 9.80 0.00 3.16 0.22 0.05 86.78 20:13:01 2 9.33 0.00 2.61 0.25 0.05 87.76 20:13:01 3 9.99 0.00 3.52 0.20 0.08 86.21 20:14:01 all 0.08 0.00 0.06 0.00 0.00 99.86 20:14:01 0 0.05 0.00 0.05 0.00 0.00 99.90 20:14:01 1 0.05 0.00 0.07 0.00 0.00 99.88 20:14:01 2 0.17 0.00 0.05 0.00 0.00 99.78 20:14:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:15:01 all 0.13 0.00 0.03 0.00 0.00 99.83 20:15:01 0 0.07 0.00 0.03 0.00 0.00 99.90 20:15:01 1 0.03 0.00 0.05 0.00 0.00 99.92 20:15:01 2 0.40 0.00 0.05 0.00 0.02 99.53 20:15:01 3 0.05 0.00 0.03 0.02 0.00 99.90 20:16:01 all 0.15 0.00 0.02 0.00 0.00 99.82 20:16:01 0 0.00 0.00 0.02 0.00 0.00 99.98 20:16:01 1 0.03 0.00 0.02 0.00 0.02 99.93 20:16:01 2 0.53 0.00 0.03 0.00 0.00 99.43 20:16:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:17:01 all 0.15 0.00 0.02 0.00 0.00 99.82 20:17:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:17:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:17:01 2 0.03 0.00 0.02 0.00 0.00 99.95 20:17:01 3 0.52 0.00 0.03 0.00 0.00 99.45 20:18:01 all 0.15 0.00 0.03 0.00 0.00 99.82 20:18:01 0 0.02 0.00 0.00 0.00 0.00 99.98 20:18:01 1 0.05 0.00 0.05 0.00 0.00 99.90 20:18:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:18:01 3 0.53 0.00 0.02 0.00 0.00 99.45 20:19:01 all 0.15 0.00 0.03 0.00 0.00 99.82 20:19:01 0 0.00 0.00 0.03 0.00 0.00 99.97 20:19:01 1 0.07 0.00 0.05 0.02 0.00 99.87 20:19:01 2 0.02 0.00 0.03 0.00 0.00 99.95 20:19:01 3 0.52 0.00 0.02 0.02 0.00 99.45 20:20:01 all 0.16 0.00 0.05 0.02 0.00 99.78 20:20:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:20:01 1 0.03 0.00 0.08 0.05 0.00 99.83 20:20:01 2 0.05 0.00 0.03 0.00 0.00 99.92 20:20:01 3 0.53 0.00 0.03 0.00 0.00 99.43 20:21:01 all 8.07 0.00 5.49 4.88 0.05 81.51 20:21:01 0 8.80 0.00 5.39 3.19 0.05 82.58 20:21:01 1 7.56 0.00 5.18 4.10 0.05 83.11 20:21:01 2 7.79 0.00 5.09 7.71 0.05 79.36 20:21:01 3 8.11 0.00 6.34 4.57 0.03 80.95 20:22:01 all 3.85 0.00 4.18 0.99 0.03 90.96 20:22:01 0 3.67 0.00 3.86 0.59 0.03 91.84 20:22:01 1 3.71 0.00 4.43 0.52 0.02 91.32 20:22:01 2 3.78 0.00 3.80 0.66 0.02 91.75 20:22:01 3 4.24 0.00 4.56 2.20 0.02 88.98 20:23:01 all 3.44 0.00 3.67 0.53 0.03 92.34 20:23:01 0 3.44 0.00 3.74 0.64 0.03 92.15 20:23:01 1 3.46 0.00 3.68 0.44 0.02 92.41 20:23:01 2 3.67 0.00 3.90 0.66 0.03 91.74 20:23:01 3 3.16 0.00 3.38 0.35 0.03 93.07 20:24:02 all 3.10 0.00 3.35 0.53 0.03 92.99 20:24:02 0 3.51 0.00 4.05 0.47 0.03 91.94 20:24:02 1 3.06 0.00 3.02 0.59 0.05 93.28 20:24:02 2 2.94 0.00 3.50 0.66 0.03 92.87 20:24:02 3 2.89 0.00 2.84 0.39 0.02 93.87 20:25:01 all 3.19 0.00 3.25 0.56 0.02 92.99 20:25:01 0 3.28 0.00 3.47 0.36 0.02 92.88 20:25:01 1 3.33 0.00 3.41 0.51 0.02 92.73 20:25:01 2 2.96 0.00 3.07 0.46 0.00 93.51 20:25:01 3 3.19 0.00 3.06 0.92 0.02 92.81 20:26:01 all 7.89 0.00 5.81 0.71 0.07 85.52 20:26:01 0 7.99 0.00 8.53 0.78 0.05 82.65 20:26:01 1 7.18 0.00 4.73 0.37 0.07 87.65 20:26:01 2 8.07 0.00 4.66 0.88 0.08 86.30 20:26:01 3 8.32 0.00 5.28 0.84 0.08 85.47 20:27:01 all 10.47 0.00 7.81 4.51 0.10 77.12 20:27:01 0 8.02 0.00 6.97 2.57 0.14 82.31 20:27:01 1 13.73 0.00 7.78 4.70 0.10 73.69 20:27:01 2 9.38 0.00 7.61 6.23 0.08 76.70 20:27:01 3 10.76 0.00 8.89 4.56 0.07 75.72 Average: all 10.52 0.00 6.40 5.56 0.07 77.44 Average: 0 10.55 0.00 6.70 5.59 0.07 77.09 Average: 1 10.63 0.00 6.27 5.69 0.07 77.34 Average: 2 10.44 0.00 6.27 5.48 0.08 77.73 Average: 3 10.47 0.00 6.35 5.50 0.07 77.61