---> uname -a: Linux a46cdcfb6084 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: 2933.396 BogoMIPS: 5866.79 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 12.1G 37.9G 24% / 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 12.1G 37.9G 24% /etc/resolv.conf /dev/vda1 50.0G 12.1G 37.9G 24% /etc/hostname /dev/vda1 50.0G 12.1G 37.9G 24% /etc/hosts /dev/vda1 50.0G 12.1G 37.9G 24% /var/log/sa /dev/vda1 50.0G 12.1G 37.9G 24% /w/workspace/edgex-go/6 /dev/vda1 50.0G 12.1G 37.9G 24% /w/workspace/edgex-go/6@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 633 113 0 1090 1120 Swap: 1023 100 923 ---> 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 102: eth0@if103: 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) 08/17/20 _x86_64_ (4 CPU) 20:16:02 LINUX RESTART 20:17:01 tps rtps wtps bread/s bwrtn/s 20:18:01 210.14 97.21 112.94 9325.57 47782.29 20:19:01 473.87 288.98 184.89 11463.79 42662.51 20:20:02 214.93 104.20 110.74 4212.02 33143.03 20:21:01 1095.98 808.12 287.86 97752.04 173213.19 20:22:01 2739.23 2447.04 292.19 144237.37 157005.49 20:23:02 1279.40 977.57 301.83 76062.46 108007.19 20:24:02 1574.66 1254.52 320.14 89806.31 96952.69 20:25:02 824.39 593.23 231.16 24416.10 37746.40 20:26:01 5.67 0.14 5.54 3.52 164.12 20:27:01 1.12 0.92 0.20 194.94 2.05 20:28:01 0.37 0.08 0.28 1.60 3.26 20:29:01 0.22 0.00 0.22 0.00 2.18 20:30:01 0.30 0.00 0.30 0.00 3.16 20:31:01 0.87 0.58 0.28 15.05 3.01 20:32:01 2.00 1.25 0.75 43.16 15.58 20:33:01 0.27 0.03 0.23 0.40 3.00 20:34:01 0.72 0.53 0.18 5.33 2.02 20:35:01 43.65 43.36 0.28 4833.31 19.13 Average: 471.55 368.65 102.91 25741.34 38751.77 20:17:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:18:01 83888 1797668 95.54 2020 1097656 1547852 52.83 668364 931492 112252 20:19:01 242940 1638616 87.09 1480 936188 1635768 55.83 659260 746988 73576 20:20:02 263716 1617840 85.98 544 892744 1434288 48.95 664472 717432 60388 20:21:01 408468 1473088 78.29 76 838500 1802552 61.52 527460 776360 36 20:22:01 241520 1640036 87.16 76 336436 3462044 118.15 769772 654140 10224 20:23:02 75408 1806148 95.99 76 1144272 2009900 68.59 718832 904028 2840 20:24:02 70180 1811376 96.27 76 1147068 1783748 60.88 575744 1028728 38368 20:25:02 695516 1186040 63.04 76 620624 1234972 42.15 454432 528300 16 20:26:01 705164 1176392 62.52 76 620648 1162556 39.68 448344 527752 12 20:27:01 697368 1184188 62.94 76 626404 1157500 39.50 453912 530640 8 20:28:01 697364 1184192 62.94 76 626416 1157416 39.50 453572 530692 8 20:29:01 697664 1183892 62.92 76 626428 1157416 39.50 453460 530692 8 20:30:01 697556 1184000 62.93 76 626436 1157416 39.50 453464 530692 8 20:31:01 695816 1185740 63.02 76 627360 1157916 39.52 454100 531344 12 20:32:01 695220 1186336 63.05 76 627512 1157500 39.50 453920 531684 8 20:33:01 695836 1185720 63.02 76 627520 1157416 39.50 453732 531700 8 20:34:01 695108 1186448 63.06 76 627592 1157584 39.51 454168 531888 32 20:35:01 523156 1358400 72.20 76 769888 1193352 40.73 486088 666192 140 Average: 493438 1388118 73.78 288 745538 1473733 50.30 533505 651708 16552 20:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:18:01 eth0 1870.65 1433.24 8580.30 2833.94 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 826.85 697.62 66.82 2652.97 0.00 0.00 0.00 20:19:01 eth0 391.26 280.99 1803.54 59.19 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 veth4f5ed32 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:19:01 docker0 962.79 859.10 77.01 3380.83 0.00 0.00 0.00 20:20:02 eth0 45.00 26.37 34.66 42.85 0.00 0.00 0.00 20:20:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:02 veth4f5ed32 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 veth8c2006f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 vethfacb092 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:21:01 eth0 3155.43 2369.03 15842.10 3131.01 0.00 0.00 0.00 20:21:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:22:01 veth3a45afa 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:22:01 vethe68f86f 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:22:01 veth95d8a66 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:22:01 veth1b1d452 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:23:02 veth57ffe48 1.58 3.02 0.11 18.26 0.00 0.00 0.00 20:23:02 eth0 3113.33 2326.34 15427.69 3080.65 0.00 0.00 0.00 20:23:02 vetheab0a52 0.13 0.23 0.01 0.24 0.00 0.00 0.00 20:23:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 20:24:02 veth1b60a10 0.00 0.18 0.00 0.01 0.00 0.00 0.00 20:24:02 eth0 107.35 65.47 449.65 70.27 0.00 0.00 0.00 20:24:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:02 veth2353fff 2.73 3.90 0.41 18.92 0.00 0.00 0.00 20:25:02 eth0 66.19 38.72 144.47 63.34 0.00 0.00 0.00 20:25:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:02 docker0 1044.08 982.39 82.16 4179.42 0.00 0.00 0.00 20:26:01 eth0 0.39 0.27 0.38 0.03 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 eth0 0.23 0.17 0.08 0.07 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 20:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 eth0 0.20 0.17 0.07 0.01 0.00 0.00 0.00 20:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 eth0 0.20 0.20 0.08 0.07 0.00 0.00 0.00 20:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 eth0 0.30 0.08 0.03 0.01 0.00 0.00 0.00 20:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 eth0 0.83 0.50 0.38 0.21 0.00 0.00 0.00 20:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 eth0 6.93 4.56 8.52 2.73 0.00 0.00 0.00 20:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 149.18 109.94 723.73 177.89 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 57.16 53.78 4.50 228.81 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) 08/17/20 _x86_64_ (4 CPU) 20:16:02 LINUX RESTART 20:17:01 CPU %user %nice %system %iowait %steal %idle 20:18:01 all 21.87 0.00 8.68 2.13 0.02 67.29 20:18:01 0 15.97 0.00 10.15 1.59 0.02 72.27 20:18:01 1 41.78 0.00 8.36 2.80 0.02 47.03 20:18:01 2 15.72 0.00 7.92 0.59 0.03 75.73 20:18:01 3 13.78 0.00 8.34 3.55 0.02 74.32 20:19:01 all 22.77 0.00 10.49 6.94 0.02 59.79 20:19:01 0 23.23 0.00 10.23 4.25 0.02 62.28 20:19:01 1 21.99 0.00 10.45 6.39 0.02 61.15 20:19:01 2 22.72 0.00 10.42 8.34 0.02 58.50 20:19:01 3 23.13 0.00 10.85 8.75 0.03 57.23 20:20:02 all 45.17 0.00 12.72 5.85 0.02 36.24 20:20:02 0 45.20 0.00 12.97 6.02 0.03 35.77 20:20:02 1 43.41 0.00 13.38 5.19 0.02 38.01 20:20:02 2 48.38 0.00 12.02 4.90 0.02 34.68 20:20:02 3 43.67 0.00 12.51 7.31 0.02 36.50 20:21:01 all 19.63 0.00 19.66 14.11 0.04 46.56 20:21:01 0 18.55 0.00 19.54 12.46 0.03 49.41 20:21:01 1 19.01 0.00 19.05 15.46 0.03 46.44 20:21:01 2 20.03 0.00 19.80 13.41 0.05 46.70 20:21:01 3 20.92 0.00 20.22 15.12 0.07 43.66 20:22:01 all 38.21 0.00 22.08 23.36 0.05 16.30 20:22:01 0 39.00 0.00 21.14 23.65 0.05 16.16 20:22:01 1 38.45 0.00 21.84 24.82 0.05 14.84 20:22:01 2 36.65 0.00 23.15 21.31 0.02 18.87 20:22:01 3 38.76 0.00 22.21 23.69 0.03 15.32 20:23:02 all 29.36 0.00 17.65 27.69 0.03 25.28 20:23:02 0 30.27 0.00 17.38 30.79 0.03 21.52 20:23:02 1 28.37 0.00 18.30 27.45 0.02 25.87 20:23:02 2 30.23 0.00 17.44 28.08 0.03 24.22 20:23:02 3 28.57 0.00 17.44 24.41 0.03 29.55 20:24:02 all 40.45 0.00 20.20 29.61 0.04 9.70 20:24:02 0 40.13 0.00 20.29 31.78 0.03 7.77 20:24:02 1 38.96 0.00 20.18 27.99 0.03 12.84 20:24:02 2 40.56 0.00 20.11 31.70 0.05 7.58 20:24:02 3 42.19 0.00 20.20 26.94 0.03 10.64 20:25:02 all 20.85 0.00 11.82 18.40 0.02 48.90 20:25:02 0 20.28 0.00 10.92 19.43 0.02 49.35 20:25:02 1 21.39 0.00 12.48 18.39 0.03 47.71 20:25:02 2 20.96 0.00 11.17 18.34 0.02 49.52 20:25:02 3 20.78 0.00 12.72 17.43 0.00 49.07 20:26:01 all 0.15 0.00 0.06 0.00 0.00 99.78 20:26:01 0 0.03 0.00 0.08 0.00 0.00 99.88 20:26:01 1 0.02 0.00 0.05 0.00 0.00 99.93 20:26:01 2 0.52 0.00 0.03 0.02 0.00 99.42 20:26:01 3 0.03 0.00 0.10 0.00 0.00 99.86 20:27:01 all 0.16 0.00 0.03 0.02 0.00 99.79 20:27:01 0 0.03 0.00 0.03 0.05 0.00 99.88 20:27:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:27:01 2 0.53 0.00 0.03 0.00 0.00 99.43 20:27:01 3 0.02 0.00 0.03 0.03 0.00 99.92 20:28:01 all 0.04 0.00 0.03 0.00 0.00 99.93 20:28:01 0 0.02 0.00 0.02 0.02 0.00 99.95 20:28:01 1 0.02 0.00 0.02 0.00 0.00 99.97 20:28:01 2 0.12 0.00 0.05 0.00 0.00 99.83 20:28:01 3 0.03 0.00 0.02 0.00 0.00 99.95 20:29:01 all 0.06 0.00 0.02 0.00 0.00 99.92 20:29:01 0 0.02 0.00 0.00 0.00 0.00 99.98 20:29:01 1 0.02 0.00 0.05 0.00 0.00 99.93 20:29:01 2 0.17 0.00 0.05 0.00 0.00 99.78 20:29:01 3 0.03 0.00 0.02 0.00 0.02 99.93 20:30:01 all 0.14 0.00 0.02 0.00 0.00 99.83 20:30:01 0 0.02 0.00 0.05 0.00 0.00 99.93 20:30:01 1 0.02 0.00 0.02 0.00 0.00 99.97 20:30:01 2 0.50 0.00 0.00 0.00 0.00 99.50 20:30:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:31:01 all 0.16 0.00 0.04 0.00 0.00 99.80 20:31:01 0 0.05 0.00 0.08 0.00 0.00 99.87 20:31:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:31:01 2 0.53 0.00 0.03 0.02 0.00 99.42 20:31:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:32:01 all 0.16 0.00 0.06 0.02 0.00 99.76 20:32:01 0 0.05 0.00 0.05 0.00 0.00 99.90 20:32:01 1 0.03 0.00 0.07 0.08 0.00 99.82 20:32:01 2 0.18 0.00 0.03 0.00 0.00 99.78 20:32:01 3 0.38 0.00 0.05 0.00 0.00 99.57 20:33:01 all 0.15 0.00 0.02 0.00 0.00 99.83 20:33:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:33:01 1 0.02 0.00 0.03 0.00 0.00 99.95 20:33:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:33:01 3 0.53 0.00 0.03 0.00 0.00 99.43 20:34:01 all 0.16 0.00 0.02 0.01 0.00 99.81 20:34:01 0 0.03 0.00 0.03 0.02 0.00 99.92 20:34:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:34:01 2 0.03 0.00 0.02 0.00 0.00 99.95 20:34:01 3 0.55 0.00 0.02 0.00 0.00 99.43 20:35:01 all 0.69 0.00 0.34 1.08 0.00 97.90 20:35:01 0 0.23 0.00 0.22 0.28 0.00 99.27 20:35:01 1 0.35 0.00 0.22 1.53 0.00 97.90 20:35:01 2 0.88 0.00 0.48 1.27 0.00 97.37 20:35:01 3 1.27 0.00 0.43 1.25 0.00 97.05 Average: all 13.20 0.00 6.79 7.09 0.01 72.90 Average: 0 12.83 0.00 6.77 7.17 0.01 73.22 Average: 1 13.97 0.00 6.83 7.14 0.01 72.05 Average: 2 13.14 0.00 6.74 7.03 0.01 73.07 Average: 3 12.85 0.00 6.84 7.02 0.01 73.28