---> uname -a: Linux dc78a30f4221 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/1 /dev/vda1 50.0G 13.1G 36.9G 26% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 650 113 0 1074 1105 Swap: 1023 58 965 ---> 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 112: eth0@if113: 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) 07/27/20 _x86_64_ (4 CPU) 17:06:58 LINUX RESTART 17:08:01 tps rtps wtps bread/s bwrtn/s 17:09:01 109.85 58.31 51.54 8535.86 17966.63 17:10:01 461.95 237.42 224.53 8235.22 74164.94 17:11:01 416.49 270.82 145.67 10936.75 29808.62 17:12:01 181.54 64.36 117.18 5552.33 31538.28 17:13:05 1990.43 1627.84 362.59 186605.06 240646.87 17:14:03 998.28 762.02 236.26 61773.15 71637.53 17:15:04 1426.11 1068.79 357.33 156175.26 186097.14 17:16:01 1246.01 922.65 323.36 79963.74 92814.71 17:17:02 174.93 24.80 150.12 3294.96 10596.79 17:18:01 3.13 1.85 1.29 166.88 16.27 17:19:01 0.22 0.02 0.20 1.07 2.07 17:20:01 0.27 0.00 0.27 0.00 3.55 17:21:01 0.28 0.00 0.28 0.00 2.93 17:22:01 0.48 0.22 0.27 23.04 3.56 17:23:01 1.95 1.22 0.73 28.38 14.56 17:24:01 0.28 0.00 0.28 0.00 3.35 17:25:01 0.23 0.00 0.23 0.00 2.86 17:26:01 0.18 0.03 0.15 1.60 1.78 17:27:01 0.28 0.00 0.28 0.00 3.35 17:28:01 0.37 0.00 0.37 0.00 4.68 17:29:01 0.32 0.00 0.32 0.00 3.68 17:30:01 56.33 47.41 8.92 5233.03 3422.69 Average: 324.38 233.95 90.43 24333.91 35039.23 17:08:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:09:01 364616 1516940 80.62 2620 933988 1107596 37.80 530912 828832 120 17:10:01 112072 1769484 94.04 1492 1068276 1293984 44.16 713420 811992 75944 17:11:01 312508 1569048 83.39 452 844368 1482920 50.61 553628 752396 84576 17:12:01 178588 1702968 90.51 304 1005424 1213516 41.42 621484 811408 52 17:13:05 65652 1815904 96.51 0 1045068 2302352 78.58 670092 977128 87948 17:14:03 519468 1362088 72.39 0 622540 1914428 65.34 569492 576480 620 17:15:04 91068 1790488 95.16 0 1085396 2221092 75.80 600748 1021152 59184 17:16:01 321112 1560444 82.93 0 883408 1649024 56.28 519880 837328 0 17:17:02 245820 1635736 86.94 0 1050336 1189368 40.59 484964 940216 20 17:18:01 247368 1634188 86.85 0 1054508 1130760 38.59 483276 941468 12 17:19:01 247460 1634096 86.85 0 1054488 1123744 38.35 483652 941396 12 17:20:01 248624 1632932 86.79 0 1054528 1120480 38.24 482448 941380 12 17:21:01 248880 1632676 86.77 0 1054540 1120480 38.24 482456 941380 12 17:22:01 246852 1634704 86.88 0 1055096 1122152 38.30 483820 941876 8 17:23:01 246796 1634760 86.88 0 1055392 1120624 38.24 483544 941896 12 17:24:01 246880 1634676 86.88 0 1055404 1120480 38.24 482788 941896 12 17:25:01 246376 1635180 86.91 0 1055468 1120672 38.25 483448 941912 28 17:26:01 247072 1634484 86.87 0 1055404 1120480 38.24 482804 941928 8 17:27:01 247136 1634420 86.87 0 1055428 1120480 38.24 482828 941944 8 17:28:01 247180 1634376 86.86 0 1055440 1120552 38.24 482936 941944 8 17:29:01 247276 1634280 86.86 0 1055448 1120480 38.24 482816 941944 8 17:30:01 100736 1780820 94.65 0 1169256 1325920 45.25 530460 1036604 42812 Average: 239979 1641577 87.25 221 1016782 1325527 45.24 526904 904295 15973 17:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:09:01 eth0 1550.97 1344.28 3870.69 1351.21 0.00 0.00 0.00 17:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:01 docker0 867.35 820.42 69.18 2659.46 0.00 0.00 0.00 17:10:01 eth0 1036.65 653.82 7328.04 1555.84 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 118.93 153.08 8.76 729.26 0.00 0.00 0.00 17:11:01 vethec60057 0.07 0.20 0.00 0.02 0.00 0.00 0.00 17:11:01 eth0 3397.84 2590.13 14369.28 3064.37 0.00 0.00 0.00 17:11:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 17:11:01 docker0 986.09 973.35 77.92 3388.08 0.00 0.00 0.00 17:12:01 veth4be2117 0.00 0.03 0.00 0.00 0.00 0.00 0.00 17:12:01 eth0 116.68 76.73 1659.45 56.66 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 17:13:05 veth4be2117 0.00 0.39 0.00 0.02 0.00 0.00 0.00 17:13:05 eth0 52.85 38.00 156.00 33.82 0.00 0.00 0.00 17:13:05 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:05 docker0 19.44 24.06 1.12 136.92 0.00 0.00 0.00 17:14:03 veth8f87ae5 0.00 0.21 0.00 0.01 0.00 0.00 0.00 17:14:03 veth4be2117 0.00 0.53 0.00 0.03 0.00 0.00 0.00 17:14:03 eth0 3723.71 2818.46 16830.25 3278.54 0.00 0.00 0.00 17:14:03 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 17:15:04 veth4be2117 0.00 0.08 0.00 0.00 0.00 0.00 0.00 17:15:04 eth0 87.73 60.54 165.29 91.11 0.00 0.00 0.00 17:15:04 veth8eaa3ef 0.00 0.18 0.00 0.01 0.00 0.00 0.00 17:15:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 vethc5d4d4b 0.00 0.12 0.00 0.01 0.00 0.00 0.00 17:16:01 veth4be2117 0.00 0.73 0.00 0.04 0.00 0.00 0.00 17:16:01 eth0 3911.51 2944.04 17291.82 3453.55 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:02 eth0 95.80 59.43 429.74 48.41 0.00 0.00 0.00 17:17:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:02 docker0 1055.67 1082.54 82.05 4171.41 0.00 0.00 0.00 17:18:01 eth0 0.30 0.22 0.14 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 1.02 0.52 0.32 0.21 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 eth0 0.50 0.08 0.05 0.01 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 eth0 0.10 0.10 0.01 0.01 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 eth0 0.15 0.10 0.01 0.01 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 eth0 1.62 0.38 0.49 0.23 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 eth0 0.82 0.10 0.08 0.04 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 eth0 0.52 0.45 0.27 0.21 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 17:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 17:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 eth0 0.23 0.12 0.14 0.07 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 0.05 0.07 0.00 0.01 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 122.52 76.87 2315.11 32.20 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 148.22 111.02 762.64 151.29 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 48.02 49.24 3.73 189.73 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) 07/27/20 _x86_64_ (4 CPU) 17:06:58 LINUX RESTART 17:08:01 CPU %user %nice %system %iowait %steal %idle 17:09:01 all 14.84 0.00 5.04 1.79 0.13 78.20 17:09:01 0 11.59 0.00 7.15 1.74 0.12 79.40 17:09:01 1 11.29 0.00 4.01 2.73 0.15 81.82 17:09:01 2 19.29 0.00 4.36 0.64 0.10 75.61 17:09:01 3 17.15 0.00 4.66 2.02 0.15 76.01 17:10:01 all 17.89 0.00 9.77 4.56 0.27 67.50 17:10:01 0 27.72 0.00 11.34 3.03 0.17 57.74 17:10:01 1 14.23 0.00 8.98 5.03 0.34 71.42 17:10:01 2 13.94 0.00 9.57 5.75 0.27 70.47 17:10:01 3 15.69 0.00 9.24 4.42 0.26 70.39 17:11:01 all 47.14 0.00 14.42 8.57 0.10 29.77 17:11:01 0 46.18 0.00 14.31 7.24 0.15 32.12 17:11:01 1 47.46 0.00 14.93 11.46 0.14 26.00 17:11:01 2 47.25 0.00 14.13 7.28 0.07 31.28 17:11:01 3 47.66 0.00 14.29 8.31 0.07 29.67 17:12:01 all 20.95 0.00 7.56 2.69 0.09 68.70 17:12:01 0 26.03 0.00 8.47 1.29 0.08 64.13 17:12:01 1 16.73 0.00 6.46 2.71 0.08 74.01 17:12:01 2 20.01 0.00 7.73 3.93 0.08 68.24 17:12:01 3 21.01 0.00 7.62 2.84 0.08 68.45 17:13:05 all 19.96 0.00 22.51 29.97 0.25 27.30 17:13:05 0 18.86 0.00 21.73 30.43 0.31 28.67 17:13:05 1 20.17 0.00 21.85 27.61 0.23 30.14 17:13:05 2 21.14 0.00 22.79 29.68 0.25 26.15 17:13:05 3 19.73 0.00 23.65 32.18 0.23 24.21 17:14:03 all 53.59 0.00 15.28 18.62 0.15 12.37 17:14:03 0 53.24 0.00 14.98 16.98 0.12 14.68 17:14:03 1 53.48 0.00 14.80 21.42 0.19 10.10 17:14:03 2 53.43 0.00 15.73 17.37 0.14 13.33 17:14:03 3 54.21 0.00 15.61 18.67 0.13 11.39 17:15:04 all 22.22 0.00 20.54 30.99 0.20 26.04 17:15:04 0 20.74 0.00 19.77 32.46 0.17 26.86 17:15:04 1 22.63 0.00 20.55 32.14 0.28 24.40 17:15:04 2 21.92 0.00 22.35 30.93 0.19 24.62 17:15:04 3 23.63 0.00 19.46 28.42 0.19 28.30 17:16:01 all 48.58 0.00 18.20 23.08 0.20 9.95 17:16:01 0 48.60 0.00 18.16 25.62 0.23 7.39 17:16:01 1 48.16 0.00 19.76 21.05 0.22 10.81 17:16:01 2 48.06 0.00 17.79 23.06 0.20 10.88 17:16:01 3 49.46 0.00 17.09 22.57 0.16 10.72 17:17:02 all 7.06 0.00 5.74 8.40 0.06 78.73 17:17:02 0 8.99 0.00 6.05 14.82 0.05 70.09 17:17:02 1 6.26 0.00 5.41 7.22 0.05 81.06 17:17:02 2 8.44 0.00 5.72 5.88 0.07 79.90 17:17:02 3 4.55 0.00 5.79 5.69 0.08 83.89 17:18:01 all 0.12 0.00 0.05 0.04 0.00 99.78 17:18:01 0 0.02 0.00 0.02 0.02 0.00 99.95 17:18:01 1 0.39 0.00 0.05 0.00 0.00 99.56 17:18:01 2 0.02 0.00 0.02 0.02 0.00 99.95 17:18:01 3 0.07 0.00 0.08 0.15 0.00 99.69 17:19:01 all 0.08 0.00 0.03 0.00 0.00 99.89 17:19:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:19:01 1 0.18 0.00 0.05 0.00 0.00 99.77 17:19:01 2 0.03 0.00 0.02 0.00 0.00 99.95 17:19:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:20:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:20:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:20:01 1 0.53 0.00 0.03 0.00 0.00 99.43 17:20:01 2 0.03 0.00 0.05 0.00 0.00 99.92 17:20:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:21:01 all 0.15 0.00 0.03 0.00 0.00 99.81 17:21:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:21:01 1 0.50 0.00 0.03 0.02 0.00 99.45 17:21:01 2 0.05 0.00 0.07 0.00 0.02 99.87 17:21:01 3 0.02 0.00 0.02 0.00 0.02 99.95 17:22:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:22:01 0 0.00 0.00 0.05 0.00 0.00 99.95 17:22:01 1 0.53 0.00 0.02 0.00 0.02 99.43 17:22:01 2 0.03 0.00 0.05 0.00 0.00 99.92 17:22:01 3 0.02 0.00 0.02 0.00 0.00 99.97 17:23:01 all 0.15 0.00 0.05 0.02 0.00 99.78 17:23:01 0 0.03 0.00 0.05 0.00 0.00 99.92 17:23:01 1 0.37 0.00 0.05 0.00 0.00 99.58 17:23:01 2 0.23 0.00 0.05 0.00 0.00 99.72 17:23:01 3 0.02 0.00 0.03 0.05 0.00 99.90 17:24:01 all 0.15 0.00 0.02 0.00 0.00 99.82 17:24:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:24:01 1 0.05 0.00 0.03 0.00 0.00 99.92 17:24:01 2 0.50 0.00 0.02 0.00 0.00 99.48 17:24:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:25:01 all 0.16 0.00 0.02 0.00 0.00 99.82 17:25:01 0 0.03 0.00 0.03 0.00 0.02 99.92 17:25:01 1 0.10 0.00 0.03 0.00 0.00 99.87 17:25:01 2 0.50 0.00 0.02 0.00 0.00 99.48 17:25:01 3 0.00 0.00 0.02 0.00 0.00 99.98 17:26:01 all 0.15 0.00 0.02 0.00 0.00 99.82 17:26:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:26:01 1 0.05 0.00 0.03 0.00 0.02 99.90 17:26:01 2 0.52 0.00 0.03 0.00 0.00 99.45 17:26:01 3 0.03 0.00 0.02 0.02 0.00 99.93 17:27:01 all 0.13 0.00 0.03 0.00 0.00 99.84 17:27:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:27:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:27:01 2 0.45 0.00 0.03 0.00 0.00 99.52 17:27:01 3 0.02 0.00 0.00 0.00 0.00 99.98 17:28:01 all 0.05 0.00 0.03 0.00 0.00 99.92 17:28:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:28:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:28:01 2 0.12 0.00 0.07 0.00 0.00 99.82 17:28:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:29:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:29:01 0 0.03 0.00 0.05 0.00 0.00 99.92 17:29:01 1 0.03 0.00 0.02 0.00 0.00 99.95 17:29:01 2 0.48 0.00 0.02 0.00 0.00 99.50 17:29:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:30:01 all 1.66 0.00 0.92 1.54 0.01 95.87 17:30:01 0 1.43 0.00 1.06 0.60 0.00 96.91 17:30:01 1 1.99 0.00 1.11 2.06 0.00 94.84 17:30:01 2 1.72 0.00 0.78 2.62 0.02 94.86 17:30:01 3 1.48 0.00 0.71 0.88 0.02 96.91 Average: all 11.30 0.00 5.37 5.81 0.07 77.45 Average: 0 11.66 0.00 5.51 6.00 0.06 76.76 Average: 1 10.86 0.00 5.28 5.96 0.08 77.82 Average: 2 11.44 0.00 5.42 5.67 0.06 77.40 Average: 3 11.24 0.00 5.28 5.61 0.06 77.81