---> uname -a: Linux 85141939448d 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 12.6G 37.4G 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 12.6G 37.4G 25% /etc/resolv.conf /dev/vda1 50.0G 12.6G 37.4G 25% /etc/hostname /dev/vda1 50.0G 12.6G 37.4G 25% /etc/hosts /dev/vda1 50.0G 12.6G 37.4G 25% /var/log/sa /dev/vda1 50.0G 12.6G 37.4G 25% /w/workspace/edgex-go/4@tmp /dev/vda1 50.0G 12.6G 37.4G 25% /w/workspace/edgex-go/4 ---> free -m: total used free shared buff/cache available Mem: 1837 578 135 0 1123 1172 Swap: 1023 122 901 ---> 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) 07/22/20 _x86_64_ (4 CPU) 15:00:20 LINUX RESTART 15:01:01 tps rtps wtps bread/s bwrtn/s 15:02:01 119.80 56.96 62.84 8375.30 20504.08 15:03:01 393.84 242.07 151.77 8651.21 67265.70 15:04:01 356.77 181.70 175.07 7777.11 32402.74 15:05:01 237.66 134.36 103.30 7615.52 23505.74 15:06:02 1325.77 1018.32 307.45 111522.90 179979.67 15:07:01 2091.38 1764.90 326.49 141580.17 149298.97 15:08:01 1772.01 1429.52 342.49 82329.50 107277.90 15:09:03 1989.31 1641.37 347.94 93939.29 110154.11 15:10:01 895.54 664.72 230.83 40281.17 52221.34 15:11:01 3.15 1.47 1.68 26.25 31.05 15:12:01 0.45 0.22 0.23 2.67 2.70 15:13:01 0.28 0.02 0.27 0.13 3.25 15:14:01 0.35 0.10 0.25 1.20 2.88 15:15:01 0.95 0.75 0.20 7.20 1.75 15:16:01 2.18 1.93 0.25 55.02 3.91 15:17:01 0.83 0.03 0.80 1.07 14.03 15:18:01 0.93 0.70 0.23 7.20 2.83 15:19:01 0.15 0.00 0.15 0.00 1.12 15:20:01 6.91 6.68 0.23 478.08 16.71 Average: 484.87 376.77 108.11 26475.97 39137.70 15:01:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:02:01 358964 1522592 80.92 2620 932140 1108440 37.83 465860 899644 0 15:03:01 122520 1759036 93.49 1492 1072188 1512604 51.62 637880 914716 652 15:04:01 602408 1279148 67.98 404 607232 1300364 44.38 478984 566616 24908 15:05:01 112344 1769212 94.03 328 1027820 1364740 46.58 638464 872016 73828 15:06:02 145640 1735916 92.26 0 1086560 1536552 52.44 632028 932792 1852 15:07:01 70284 1811272 96.26 0 741628 2968872 101.32 896132 707196 32 15:08:01 64548 1817008 96.57 0 1077832 2261044 77.17 780772 834392 26528 15:09:03 93580 1787976 95.03 0 1158684 1701892 58.08 722136 866944 19712 15:10:01 474296 1407260 74.79 0 893692 1226576 41.86 334232 873380 20 15:11:01 486112 1395444 74.16 0 894072 1136696 38.79 326688 871576 16 15:12:01 486592 1394964 74.14 0 894080 1131544 38.62 326572 871360 12 15:13:01 486496 1395060 74.14 0 894088 1131568 38.62 326696 871380 8 15:14:01 486492 1395064 74.14 0 894096 1131544 38.62 326584 871420 8 15:15:01 485916 1395640 74.17 0 894096 1131640 38.62 326980 871632 8 15:16:01 484696 1396860 74.24 0 894908 1131640 38.62 327156 872512 8 15:17:01 484760 1396796 74.24 0 894924 1131580 38.62 326880 872524 8 15:18:01 484816 1396740 74.23 0 894932 1131544 38.62 326548 872740 8 15:19:01 484980 1396576 74.22 0 894940 1131544 38.62 326676 872740 8 15:20:01 458384 1423172 75.64 0 909504 1145860 39.11 331964 888572 28 Average: 361780 1519776 80.77 255 924075 1385065 47.27 466275 852850 7771 15:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:02:01 eth0 1524.58 1566.67 5938.78 186.61 0.00 0.00 0.00 15:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:02:01 docker0 1083.69 784.11 80.07 2659.21 0.00 0.00 0.00 15:03:01 vetha8e782b 14.66 15.09 1.42 11.89 0.00 0.00 0.00 15:03:01 eth0 3048.59 2465.35 13380.52 2965.27 0.00 0.00 0.00 15:03:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 15:03:01 docker0 1138.13 859.99 83.34 3029.88 0.00 0.00 0.00 15:04:01 eth0 140.95 111.88 395.34 88.74 0.00 0.00 0.00 15:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:01 veth22b861c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 15:04:01 docker0 65.14 75.91 5.04 359.48 0.00 0.00 0.00 15:05:01 eth0 135.94 90.14 2216.61 55.40 0.00 0.00 0.00 15:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 docker0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 15:06:02 vethaa8a2ae 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:02 eth0 3387.16 2708.91 16130.94 3140.36 0.00 0.00 0.00 15:06:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 15:06:02 vethcffa3e6 0.00 0.35 0.00 0.02 0.00 0.00 0.00 15:07:01 vethe104ec3 0.00 0.17 0.00 0.01 0.00 0.00 0.00 15:07:01 veth62fc1c6 0.00 0.17 0.00 0.01 0.00 0.00 0.00 15:07:01 vethc3b2ac7 0.00 0.17 0.00 0.01 0.00 0.00 0.00 15:07:01 veth575ad3f 0.00 0.17 0.00 0.01 0.00 0.00 0.00 15:08:01 veth12964e1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 eth0 3540.75 2799.72 16631.63 3265.97 0.00 0.00 0.00 15:08:01 vethf6c8f6b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 15:09:03 veth8f3525d 2.65 3.58 0.43 19.57 0.00 0.00 0.00 15:09:03 eth0 61.30 36.08 121.88 48.48 0.00 0.00 0.00 15:09:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:03 vethcffa3e6 0.00 0.62 0.00 0.03 0.00 0.00 0.00 15:10:01 eth0 70.60 47.61 116.83 75.98 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 1308.88 1075.34 95.19 4284.06 0.00 0.00 0.00 15:11:01 eth0 0.52 0.48 0.45 0.07 0.00 0.00 0.00 15:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 eth0 0.10 0.08 0.01 0.03 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 eth0 0.18 0.17 0.09 0.01 0.00 0.00 0.00 15:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 15:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 eth0 0.50 0.37 0.27 0.20 0.00 0.00 0.00 15:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 eth0 0.15 0.13 0.08 0.07 0.00 0.00 0.00 15:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:01 eth0 0.20 0.15 0.07 0.01 0.00 0.00 0.00 15:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 15:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 15:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 eth0 2.07 1.53 2.68 0.69 0.00 0.00 0.00 15:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 185.05 147.34 872.78 178.43 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 66.69 54.79 4.85 218.27 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) 07/22/20 _x86_64_ (4 CPU) 15:00:20 LINUX RESTART 15:01:01 CPU %user %nice %system %iowait %steal %idle 15:02:01 all 16.76 0.00 5.99 2.16 0.83 74.26 15:02:01 0 19.63 0.00 7.67 1.77 0.64 70.28 15:02:01 1 16.62 0.00 4.96 1.14 0.78 76.49 15:02:01 2 15.47 0.00 6.49 4.62 1.12 72.30 15:02:01 3 15.37 0.00 4.87 1.09 0.77 77.89 15:03:01 all 19.21 0.00 8.38 3.23 0.25 68.93 15:03:01 0 15.46 0.00 8.99 3.43 0.28 71.84 15:03:01 1 13.23 0.00 7.83 3.33 0.27 75.34 15:03:01 2 17.63 0.00 8.10 4.22 0.21 69.83 15:03:01 3 30.46 0.00 8.59 1.95 0.22 58.78 15:04:01 all 42.69 0.00 13.21 9.59 0.17 34.34 15:04:01 0 41.85 0.00 13.68 8.43 0.14 35.90 15:04:01 1 42.02 0.00 12.88 12.57 0.14 32.38 15:04:01 2 41.78 0.00 13.57 10.66 0.19 33.81 15:04:01 3 45.08 0.00 12.73 6.68 0.22 35.28 15:05:01 all 25.44 0.00 9.06 2.88 0.11 62.50 15:05:01 0 26.36 0.00 9.70 1.80 0.08 62.05 15:05:01 1 24.27 0.00 9.70 2.97 0.14 62.93 15:05:01 2 27.58 0.00 8.77 2.18 0.10 61.37 15:05:01 3 23.55 0.00 8.05 4.61 0.14 63.65 15:06:02 all 18.84 0.00 18.83 21.77 0.33 40.23 15:06:02 0 18.09 0.00 17.95 15.44 0.36 48.15 15:06:02 1 18.36 0.00 18.87 24.99 0.26 37.52 15:06:02 2 17.85 0.00 19.00 24.93 0.40 37.82 15:06:02 3 21.10 0.00 19.53 21.71 0.28 37.39 15:07:01 all 45.91 0.00 21.00 21.22 0.29 11.58 15:07:01 0 45.64 0.00 20.05 20.76 0.30 13.24 15:07:01 1 46.14 0.00 21.11 21.40 0.26 11.09 15:07:01 2 45.73 0.00 21.57 21.80 0.30 10.60 15:07:01 3 46.09 0.00 21.29 20.94 0.28 11.40 15:08:01 all 27.80 0.00 17.43 31.53 0.22 23.02 15:08:01 0 27.14 0.00 17.42 32.04 0.26 23.14 15:08:01 1 27.23 0.00 17.77 35.16 0.24 19.59 15:08:01 2 28.23 0.00 17.43 29.09 0.24 25.01 15:08:01 3 28.62 0.00 17.07 29.78 0.19 24.35 15:09:03 all 31.97 0.00 17.27 32.00 0.27 18.49 15:09:03 0 31.56 0.00 17.55 33.80 0.31 16.78 15:09:03 1 30.79 0.00 18.11 32.23 0.27 18.60 15:09:03 2 32.23 0.00 17.06 31.42 0.27 19.01 15:09:03 3 33.33 0.00 16.36 30.54 0.21 19.57 15:10:01 all 28.65 0.00 12.16 17.54 0.15 41.49 15:10:01 0 28.11 0.00 11.79 16.25 0.12 43.73 15:10:01 1 27.05 0.00 12.59 18.03 0.21 42.12 15:10:01 2 28.12 0.00 12.19 19.25 0.18 40.26 15:10:01 3 31.33 0.00 12.08 16.65 0.12 39.83 15:11:01 all 0.15 0.00 0.06 0.02 0.02 99.74 15:11:01 0 0.25 0.00 0.07 0.02 0.02 99.65 15:11:01 1 0.03 0.00 0.07 0.03 0.00 99.87 15:11:01 2 0.02 0.00 0.07 0.03 0.00 99.88 15:11:01 3 0.33 0.00 0.05 0.03 0.03 99.55 15:12:01 all 0.15 0.00 0.02 0.01 0.00 99.81 15:12:01 0 0.52 0.00 0.00 0.00 0.00 99.48 15:12:01 1 0.02 0.00 0.03 0.00 0.00 99.95 15:12:01 2 0.03 0.00 0.02 0.00 0.00 99.95 15:12:01 3 0.05 0.00 0.05 0.02 0.02 99.87 15:13:01 all 0.14 0.00 0.02 0.00 0.00 99.83 15:13:01 0 0.50 0.00 0.02 0.00 0.00 99.48 15:13:01 1 0.00 0.00 0.02 0.00 0.00 99.98 15:13:01 2 0.03 0.00 0.05 0.00 0.00 99.92 15:13:01 3 0.02 0.00 0.03 0.00 0.00 99.95 15:14:01 all 0.15 0.00 0.02 0.00 0.01 99.81 15:14:01 0 0.50 0.00 0.02 0.00 0.02 99.47 15:14:01 1 0.03 0.00 0.02 0.02 0.00 99.93 15:14:01 2 0.03 0.00 0.02 0.00 0.02 99.93 15:14:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:15:01 all 0.16 0.00 0.03 0.02 0.00 99.79 15:15:01 0 0.05 0.00 0.03 0.02 0.00 99.90 15:15:01 1 0.03 0.00 0.05 0.03 0.02 99.87 15:15:01 2 0.02 0.00 0.03 0.00 0.00 99.95 15:15:01 3 0.55 0.00 0.03 0.02 0.00 99.40 15:16:01 all 0.15 0.00 0.06 0.03 0.00 99.75 15:16:01 0 0.03 0.00 0.08 0.13 0.00 99.75 15:16:01 1 0.03 0.00 0.05 0.02 0.00 99.90 15:16:01 2 0.03 0.00 0.05 0.02 0.00 99.90 15:16:01 3 0.50 0.00 0.03 0.00 0.00 99.47 15:17:01 all 0.14 0.00 0.02 0.00 0.00 99.83 15:17:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:17:01 1 0.02 0.00 0.03 0.00 0.00 99.95 15:17:01 2 0.03 0.00 0.05 0.00 0.00 99.92 15:17:01 3 0.47 0.00 0.02 0.00 0.00 99.52 15:18:01 all 0.04 0.00 0.03 0.03 0.00 99.90 15:18:01 0 0.00 0.00 0.02 0.00 0.00 99.98 15:18:01 1 0.03 0.00 0.02 0.00 0.02 99.93 15:18:01 2 0.03 0.00 0.05 0.00 0.00 99.92 15:18:01 3 0.10 0.00 0.05 0.10 0.02 99.73 15:19:01 all 0.08 0.00 0.02 0.00 0.00 99.90 15:19:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:19:01 1 0.02 0.00 0.02 0.00 0.00 99.97 15:19:01 2 0.05 0.00 0.03 0.00 0.00 99.92 15:19:01 3 0.23 0.00 0.02 0.00 0.00 99.75 15:20:01 all 0.27 0.00 0.11 0.19 0.00 99.43 15:20:01 0 0.25 0.00 0.10 0.18 0.00 99.47 15:20:01 1 0.12 0.00 0.17 0.48 0.00 99.23 15:20:01 2 0.15 0.00 0.07 0.05 0.02 99.72 15:20:01 3 0.55 0.00 0.10 0.02 0.02 99.32 Average: all 13.35 0.00 6.38 7.33 0.14 72.79 Average: 0 13.21 0.00 6.46 6.93 0.13 73.28 Average: 1 12.71 0.00 6.42 7.86 0.14 72.88 Average: 2 13.18 0.00 6.43 7.65 0.16 72.58 Average: 3 14.32 0.00 6.22 6.89 0.13 72.44