---> uname -a: Linux fe5768d3a322 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 12.5G 37.5G 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 12.5G 37.5G 25% /etc/resolv.conf /dev/vda1 50.0G 12.5G 37.5G 25% /etc/hostname /dev/vda1 50.0G 12.5G 37.5G 25% /etc/hosts /dev/vda1 50.0G 12.5G 37.5G 25% /var/log/sa /dev/vda1 50.0G 12.5G 37.5G 25% /w/workspace/edgex-go/2 /dev/vda1 50.0G 12.5G 37.5G 25% /w/workspace/edgex-go/2@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 618 128 0 1090 1135 Swap: 1023 75 948 ---> 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 110: eth0@if111: 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) 07/28/20 _x86_64_ (4 CPU) 16:20:04 LINUX RESTART 16:21:01 tps rtps wtps bread/s bwrtn/s 16:22:01 109.19 57.54 51.65 8549.13 17958.82 16:23:01 466.67 239.43 227.24 9428.15 75137.14 16:24:02 323.77 206.51 117.26 8517.31 25773.97 16:25:02 921.23 671.77 249.46 89542.22 169870.70 16:26:02 2578.30 2265.39 312.91 153469.86 163341.52 16:27:01 1285.39 991.06 294.32 79526.83 98485.62 16:28:03 2741.72 2383.44 358.28 155640.83 164081.56 16:29:01 537.24 259.01 278.22 20805.09 41807.96 16:30:01 34.89 13.16 21.73 3177.49 778.85 16:31:01 2.13 0.48 1.65 17.85 26.65 16:32:01 0.35 0.00 0.35 0.00 5.95 16:33:01 0.18 0.02 0.17 0.53 1.90 16:34:01 0.30 0.00 0.30 0.00 3.11 16:35:01 0.80 0.55 0.25 28.89 2.43 16:36:01 2.25 1.20 1.05 27.85 17.42 16:37:01 0.63 0.02 0.62 1.07 7.36 16:38:01 0.68 0.00 0.68 0.00 8.36 16:39:01 0.65 0.00 0.65 0.00 6.61 16:40:01 0.58 0.00 0.58 0.00 6.81 Average: 475.25 374.45 100.81 27928.10 39983.36 16:21:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:22:01 116468 1765088 93.81 2620 1120144 1495000 51.02 732760 871184 85908 16:23:01 239272 1642284 87.28 1492 979840 1233928 42.11 557976 840628 32 16:24:02 351008 1530548 81.34 564 840860 1404708 47.94 631472 658520 69460 16:25:02 101852 1779704 94.59 0 1047544 2043776 69.75 700464 918664 76768 16:26:02 227380 1654176 87.92 0 674544 3303212 112.73 711108 729216 44112 16:27:01 110452 1771104 94.13 0 1096208 1715600 58.55 707624 879980 31040 16:28:03 63576 1817980 96.62 0 854592 2919604 99.64 752432 865328 1420 16:29:01 334940 1546616 82.20 0 945424 1347832 46.00 527752 804920 8 16:30:01 289880 1591676 84.59 0 1040884 1152016 39.32 525436 858732 12 16:31:01 291068 1590488 84.53 0 1041380 1134600 38.72 524568 858716 16 16:32:01 291180 1590376 84.52 0 1041388 1134588 38.72 524504 858716 12 16:33:01 291252 1590304 84.52 0 1041400 1134528 38.72 524316 858732 8 16:34:01 291556 1590000 84.50 0 1041408 1134528 38.72 524196 858732 8 16:35:01 289804 1591752 84.60 0 1042336 1135524 38.75 525084 859476 8 16:36:01 289480 1592076 84.61 0 1042436 1134600 38.72 524524 859728 8 16:37:01 289948 1591608 84.59 0 1042424 1134528 38.72 524372 859728 8 16:38:01 289832 1591724 84.60 0 1042460 1134528 38.72 524272 859760 8 16:39:01 289832 1591724 84.60 0 1042464 1134528 38.72 524376 859760 8 16:40:01 289832 1591724 84.60 0 1042476 1134528 38.72 524244 859760 8 Average: 249401 1632155 86.75 246 1001064 1471692 50.23 583762 843173 16255 16:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:22:01 eth0 2054.13 1493.68 3767.49 2854.22 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 839.48 853.46 67.65 2662.44 0.00 0.00 0.00 16:23:01 vethf238efa 0.00 0.02 0.00 0.00 0.00 0.00 0.00 16:23:01 eth0 3487.55 2392.50 13781.49 2993.98 0.00 0.00 0.00 16:23:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 16:23:01 docker0 945.69 1002.76 75.08 3391.41 0.00 0.00 0.00 16:24:02 vethf238efa 0.00 0.12 0.00 0.01 0.00 0.00 0.00 16:24:02 eth0 50.53 30.61 36.28 53.17 0.00 0.00 0.00 16:24:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:02 veth6ae750d 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:25:02 eth0 103.75 69.04 1676.77 46.92 0.00 0.00 0.00 16:25:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:02 veth6ae750d 0.00 0.17 0.00 0.01 0.00 0.00 0.00 16:26:02 veth854af1d 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:26:02 veth0aa0b03 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:26:02 veth5c18000 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:27:01 veth6ae750d 0.00 0.15 0.00 0.01 0.00 0.00 0.00 16:27:01 veth8cb9c89 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 veth6e304ee 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:01 eth0 3807.74 2600.84 16020.63 3215.61 0.00 0.00 0.00 16:28:03 veth6ae750d 0.00 0.11 0.00 0.00 0.00 0.00 0.00 16:28:03 vethf63d348 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:28:03 veth6e6e2b0 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:28:03 veth001b31c 0.00 0.13 0.00 0.01 0.00 0.00 0.00 16:29:01 veth6ae750d 0.00 0.17 0.00 0.01 0.00 0.00 0.00 16:29:01 eth0 4078.48 2771.12 16977.34 3428.17 0.00 0.00 0.00 16:29:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 16:29:01 docker0 1044.69 1150.09 81.58 4276.14 0.00 0.00 0.00 16:30:01 eth0 25.26 19.03 44.51 4.72 0.00 0.00 0.00 16:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 docker0 13.81 14.65 0.74 36.36 0.00 0.00 0.00 16:31:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 16:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:32:01 eth0 0.23 0.18 0.42 0.01 0.00 0.00 0.00 16:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:33:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:34:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:35:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 eth0 0.18 0.17 0.08 0.07 0.00 0.00 0.00 16:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 164.91 117.73 722.12 171.80 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 54.01 59.43 4.20 220.01 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) 07/28/20 _x86_64_ (4 CPU) 16:20:04 LINUX RESTART 16:21:01 CPU %user %nice %system %iowait %steal %idle 16:22:01 all 17.84 0.00 6.21 1.67 0.03 74.25 16:22:01 0 20.18 0.00 8.78 2.83 0.02 68.19 16:22:01 1 11.16 0.00 5.24 1.59 0.02 82.00 16:22:01 2 20.73 0.00 5.33 1.42 0.03 72.49 16:22:01 3 19.32 0.00 5.48 0.86 0.03 74.30 16:23:01 all 13.95 0.00 9.35 5.71 0.03 70.95 16:23:01 0 14.43 0.00 9.34 4.16 0.02 72.06 16:23:01 1 13.27 0.00 9.07 8.20 0.03 69.42 16:23:01 2 14.18 0.00 9.49 6.24 0.03 70.06 16:23:01 3 13.94 0.00 9.50 4.25 0.03 72.27 16:24:02 all 52.50 0.00 14.43 6.91 0.02 26.14 16:24:02 0 52.26 0.00 14.53 5.99 0.02 27.21 16:24:02 1 52.94 0.00 14.72 7.73 0.02 24.59 16:24:02 2 51.61 0.00 14.11 6.05 0.02 28.21 16:24:02 3 53.20 0.00 14.39 7.84 0.03 24.54 16:25:02 all 21.63 0.00 17.53 8.07 0.03 52.75 16:25:02 0 20.49 0.00 16.06 9.77 0.03 53.65 16:25:02 1 22.11 0.00 18.39 8.30 0.03 51.17 16:25:02 2 20.92 0.00 17.25 6.83 0.03 54.97 16:25:02 3 23.01 0.00 18.39 7.39 0.00 51.21 16:26:02 all 32.18 0.00 21.18 24.69 0.06 21.89 16:26:02 0 31.32 0.00 21.11 25.48 0.05 22.03 16:26:02 1 32.29 0.00 21.45 26.43 0.05 19.77 16:26:02 2 32.53 0.00 21.11 25.20 0.07 21.09 16:26:02 3 32.59 0.00 21.05 21.61 0.05 24.70 16:27:01 all 37.98 0.00 17.97 21.93 0.04 22.07 16:27:01 0 38.14 0.00 16.91 23.66 0.03 21.26 16:27:01 1 37.57 0.00 19.77 18.09 0.03 24.54 16:27:01 2 38.02 0.00 17.07 22.94 0.07 21.90 16:27:01 3 38.20 0.00 18.18 23.02 0.03 20.57 16:28:03 all 34.19 0.00 21.93 28.33 0.04 15.51 16:28:03 0 31.87 0.00 20.32 25.91 0.05 21.85 16:28:03 1 35.09 0.00 21.86 29.71 0.05 13.29 16:28:03 2 35.33 0.00 22.57 27.52 0.03 14.55 16:28:03 3 34.46 0.00 22.92 30.22 0.05 12.35 16:29:01 all 33.52 0.00 12.94 16.40 0.02 37.12 16:29:01 0 35.19 0.00 13.45 11.01 0.00 40.34 16:29:01 1 31.75 0.00 12.65 18.43 0.02 37.16 16:29:01 2 33.83 0.00 13.76 20.43 0.02 31.97 16:29:01 3 33.33 0.00 11.90 15.73 0.02 39.03 16:30:01 all 0.79 0.00 0.68 0.89 0.00 97.64 16:30:01 0 0.58 0.00 0.75 0.13 0.02 98.51 16:30:01 1 1.12 0.00 0.48 0.40 0.00 98.00 16:30:01 2 0.92 0.00 0.93 2.14 0.00 96.01 16:30:01 3 0.53 0.00 0.58 0.89 0.00 98.00 16:31:01 all 0.05 0.00 0.04 0.00 0.00 99.91 16:31:01 0 0.02 0.00 0.00 0.00 0.00 99.98 16:31:01 1 0.12 0.00 0.08 0.00 0.00 99.80 16:31:01 2 0.02 0.00 0.05 0.00 0.00 99.93 16:31:01 3 0.02 0.00 0.03 0.00 0.00 99.95 16:32:01 all 0.03 0.00 0.02 0.00 0.00 99.95 16:32:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:32:01 1 0.05 0.00 0.03 0.00 0.00 99.92 16:32:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:32:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:33:01 all 0.12 0.00 0.03 0.00 0.00 99.84 16:33:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:33:01 1 0.43 0.00 0.05 0.00 0.00 99.52 16:33:01 2 0.02 0.00 0.02 0.00 0.00 99.97 16:33:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:34:01 all 0.15 0.00 0.02 0.00 0.00 99.83 16:34:01 0 0.00 0.00 0.02 0.00 0.00 99.98 16:34:01 1 0.53 0.00 0.03 0.00 0.00 99.43 16:34:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:34:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:35:01 all 0.15 0.00 0.03 0.01 0.00 99.81 16:35:01 0 0.03 0.00 0.03 0.02 0.00 99.92 16:35:01 1 0.53 0.00 0.03 0.00 0.00 99.43 16:35:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:35:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:36:01 all 0.16 0.00 0.04 0.02 0.00 99.79 16:36:01 0 0.03 0.00 0.03 0.07 0.00 99.87 16:36:01 1 0.55 0.00 0.07 0.00 0.00 99.38 16:36:01 2 0.03 0.00 0.05 0.00 0.00 99.92 16:36:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:37:01 all 0.15 0.00 0.03 0.00 0.00 99.82 16:37:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:37:01 1 0.53 0.00 0.02 0.00 0.00 99.45 16:37:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:37:01 3 0.00 0.00 0.02 0.00 0.00 99.98 16:38:01 all 0.16 0.00 0.04 0.00 0.00 99.80 16:38:01 0 0.00 0.00 0.02 0.00 0.00 99.98 16:38:01 1 0.30 0.00 0.03 0.00 0.00 99.67 16:38:01 2 0.27 0.00 0.05 0.00 0.00 99.68 16:38:01 3 0.07 0.00 0.05 0.00 0.00 99.88 16:39:01 all 0.15 0.00 0.02 0.00 0.00 99.83 16:39:01 0 0.03 0.00 0.05 0.00 0.00 99.92 16:39:01 1 0.05 0.00 0.03 0.00 0.00 99.92 16:39:01 2 0.50 0.00 0.03 0.00 0.00 99.47 16:39:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:40:01 all 0.15 0.00 0.02 0.00 0.00 99.83 16:40:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:40:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:40:01 2 0.53 0.00 0.00 0.00 0.00 99.47 16:40:01 3 0.00 0.00 0.02 0.00 0.00 99.98 Average: all 12.74 0.00 6.35 5.93 0.01 74.96 Average: 0 12.69 0.00 6.31 5.65 0.01 75.34 Average: 1 12.48 0.00 6.44 6.15 0.01 74.91 Average: 2 12.94 0.00 6.32 6.14 0.02 74.58 Average: 3 12.86 0.00 6.34 5.76 0.01 75.03